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Tanezumab

Phase 3

Bone Metastasis | Small molecule | Oncology |Pfizer, Inc.|Last Updated: Feb 16, 2023

Success Probability

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials1
Total Enrollment156

FDA Designations

No designations recorded

Clinical trial landscape

Tanezumab · 14 trials · 14 indications

Phase 3 9Phase 2 3Phase 1 2
NCT02725411Long Term Safety and Efficacy Study of Tanezumab in Japanese Adult Subjects With Chronic Low Back PainLow Back Pain
COMPLETED277 Analytics
NCT02709486Study of the Analgesic Efficacy and Safety of Subcutaneous Tanezumab in Subjects With Osteoarthritis of the Hip or Knee.Osteoarthritis, Hip
COMPLETED849 Analytics
NCT02697773Efficacy and Safety of a Subcutaneous Tanezumab Titration Dosing Regimen in Subjects With Moderate to Severe Osteoarthritis of the Hip or KneeOsteoarthritis, Knee
COMPLETED698 Analytics
NCT02609828Phase 3 Study on the Efficacy and Safety of Tanezumab in Patients With Cancer Pain Due to Bone Metastasis Who Are Taking Background Opioid TherapyBone Metastasis
COMPLETED156 Analytics
NCT02528253A Phase 3 Study of Tanezumab for Chronic Low Back PainLow Back Pain
COMPLETED1,832 Analytics
NCT00863304Tanezumab in Osteoarthritis of the Hip or Knee (2)Osteoarthritis
COMPLETED849 Analytics
NCT00830063Tanezumab In Osteoarthritis Of The Knee (2)Arthritis
COMPLETED832 Analytics
NCT00744471Tanezumab in Osteoarthritis Of The HipArthritis
COMPLETED627 Analytics
NCT00733902Tanezumab in Osteoarthritis of the KneeArthritis
COMPLETED697 Analytics
PHASE3COMPLETED
Long Term Safety and Efficacy Study of Tanezumab in Japanese Adult Subjects With Chronic Low Back Pain
Low Back PainUnlock trial analytics
PHASE3COMPLETED
Study of the Analgesic Efficacy and Safety of Subcutaneous Tanezumab in Subjects With Osteoarthritis of the Hip or Knee.
Osteoarthritis, HipUnlock trial analytics
PHASE3COMPLETED
Efficacy and Safety of a Subcutaneous Tanezumab Titration Dosing Regimen in Subjects With Moderate to Severe Osteoarthritis of the Hip or Knee
Osteoarthritis, KneeUnlock trial analytics
PHASE3COMPLETED
Phase 3 Study on the Efficacy and Safety of Tanezumab in Patients With Cancer Pain Due to Bone Metastasis Who Are Taking Background Opioid Therapy
Bone MetastasisUnlock trial analytics
PHASE3COMPLETED
A Phase 3 Study of Tanezumab for Chronic Low Back Pain
Low Back PainUnlock trial analytics
PHASE3COMPLETED
Tanezumab in Osteoarthritis of the Hip or Knee (2)
OsteoarthritisUnlock trial analytics
PHASE3COMPLETED
Tanezumab In Osteoarthritis Of The Knee (2)
ArthritisUnlock trial analytics
PHASE3COMPLETED
Tanezumab in Osteoarthritis Of The Hip
ArthritisUnlock trial analytics
PHASE3COMPLETED
Tanezumab in Osteoarthritis of the Knee
ArthritisUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Participants With Treatment-Emergent Adverse Events (AEs) and Serious Adverse Events (SAEs)
Baseline (Day 1) up to 24 weeks after last dose of study drug (up to Week 80)

An AE was any untoward medical occurrence in a participant who received study drug without regard to possibility of causal relationship. SAE was an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. Treatment-emergent were events between first dose of study drug and up to 24 weeks after last dose of study drug (up to Week 80) that were absent before treatment or that worsened relative to pretreatment state. AEs included both serious and non-serious AEs.

Number of Participants With Treatment-Emergent Treatment Related Adverse Events (AEs) and Serious Adverse Events (SAEs)
Baseline up to 24 weeks after last dose of study drug (up to Week 80)

Treatment-related AE was any untoward medical occurrence attributed to study drug in participant who received study drug. SAE was an AE resulting in any of the following outcomes or deemed significant for any other reason: death; initial or prolonged inpatient hospitalization; life-threatening experience (immediate risk of dying); persistent or significant disability/incapacity; congenital anomaly. Treatment-emergent were events between first dose of study drug and up to 24 weeks after last dose of study drug (up to Week 80). Relatedness to study drug was assessed by the investigator. AEs included both serious and non-serious AEs.

Number of Participants With Clinically Significant Laboratory Test Abnormalities
Baseline up to Week 80

Abnormality criteria included: hemoglobin (HGB); hematocrit; erythrocytes \< 0.8\*lower limit of normal (LLN); erythrocyte mean corpuscular volume/HGB/ HGB concentration, erythrocytes distribution width \<0.9\*LLN, \>1.1\*upper limit of normal (ULN); platelets \<0.5\*LLN,\>1.75\* ULN; white blood cell count\<0.6\*LLN, \>1.5\*ULN; lymphocytes, leukocytes, neutrophils \<0.8\*LLN, \>1.2\*ULN; basophils, eosinophils, monocytes \>1.2\*ULN; total bilirubin\>1.5\*ULN; aspartate aminotransferase (AT), alanine AT, gamma glutamyl transferase, lactate dehydrogenase, alkaline phosphatase \>3.0\*ULN; total protein; albumin\<0.8\*LLN, \>1.2\*ULN; blood urea nitrogen, creatinine, cholesterol, triglycerides \>1.3\*ULN; urate \>1.2\*ULN; sodium \<0.95\*LLN,\>1.05\*ULN; potassium, chloride, calcium, magnesium, bicarbonate \<0.9\*LLN, \>1.1\*ULN; phosphate \<0.8\*LLN, \>1.2\*ULN; glucose \<0.6\*LLN, \>1.5\*ULN; HGB A1C \>1.3\*ULN; creatine kinase \>2.0\*ULN; nitrite \>=1. Investigator judged clinical significance of laboratory test abnormalities.

Number of Participants With Clinically Significant Vital Signs Abnormalities
Baseline up to Week 80

Vital signs included systolic blood pressure, diastolic blood pressure and pulse rate. Investigator judged clinical significance of vital signs' abnormalities.

Number of Participants With Confirmed Orthostatic Hypotension From Baseline up to Week 80
Baseline up to Week 80

Orthostatic hypotension was defined as postural change (supine to standing) that met the following criteria: for systolic blood pressure (BP) less than or equal to (\<=) 150 millimeter of mercury (mmHg) (mean supine): reduction in systolic BP \>=20 mmHg or reduction in diastolic BP \>=10 mmHg at the 1 and/or 3 minute standing BP measurements. For systolic BP greater than (\>) 150 mmHg (mean supine): reduction in systolic BP \>=30 mmHg or reduction in diastolic BP \>=15 mmHg at the 1 and/or 3 minute standing BP measurements. If the 1 minute or 3 minute standing BP in a sequence met the orthostatic hypotension criteria, then that sequence was considered positive. If 2 of 2 or 2 of 3 sequences were positive, then orthostatic hypotension was considered confirmed.

Change From Screening in Mean Total Symptom Impact Score as Per Survey of Autonomic Symptoms (SAS) at Week 24
Screening (up to 37 days before Day 1), Week 24

SAS is a participant rated 12 items questionnaire for males and 11 items questionnaire for females. SAS measures autonomic symptoms of neuropathy and their impact on participants' well-being, during the past 6 months. Each item was related to a symptom/health problem. At scheduled time points, participants were asked to answer "Yes" or "No" for each of symptoms/health problems experienced during past 6 months. If a participant answered "Yes" for a symptom, then impact of that symptom was rated on a 5 point scale, ranged from 1 (least sever impact) to 5 (most severe impact), where higher scores signified more severe impact of symptoms. The total symptom impact score was calculated as the sum of impact of all symptoms. Overall possible range for the total symptom impact score was 0 (no impact) to 60 (extreme impact) for males and 0 (no impact) to 55 (extreme impact) for females, higher scores indicated more severe impact of symptoms on participants' well-being.

Change From Screening in Mean Total Symptom Impact Score as Per Survey of Autonomic Symptoms (SAS) at Week 56
Screening, Week 56

SAS is a participant rated 12 items questionnaire for males and 11 items questionnaire for females. SAS measures autonomic symptoms of neuropathy and their impact on participants' well-being, during the past 6 months. Each item was related to a symptom/health problem. At scheduled time points, participants were asked to answer "Yes" or "No" for each of symptoms/health problems experienced during past 6 months. If a participant answered "Yes" for a symptom, then impact of that symptom was rated on a 5 point scale, ranged from 1 (least sever impact) to 5 (most severe impact), where higher scores signified more severe impact of symptoms. The total symptom impact score was calculated as the sum of impact of all symptoms. Overall possible range for the total symptom impact score was 0 (no impact) to 60 (extreme impact) for males and 0 (no impact) to 55 (extreme impact) for females, higher scores indicated more severe impact of symptoms on participants' well-being.

Change From Screening in Mean Total Symptom Impact Scores as Per Survey of Autonomic Symptoms (SAS) at Week 80
Screening, Week 80

SAS is a participant rated 12 items questionnaire for males and 11 items questionnaire for females. SAS measures autonomic symptoms of neuropathy and their impact on participants' well-being, during the past 6 months. Each item was related to a symptom/health problem. At scheduled time points, participants were asked to answer "Yes" or "No" for each of symptoms/health problems experienced during past 6 months. If a participant answered "Yes" for a symptom, then impact of that symptom was rated on a 5 point scale, ranged from 1 (least sever impact) to 5 (most severe impact), where higher scores signified more severe impact of symptoms. The total symptom impact score was calculated as the sum of impact of all symptoms. Overall possible range for the total symptom impact score was 0 (no impact) to 60 (extreme impact) for males and 0 (no impact) to 55 (extreme impact) for females, higher scores indicated more severe impact of symptoms on participants' well-being.

Change From Screening in Mean Total Symptom Impact Score as Per Survey of Autonomic Symptoms (SAS) at Early Termination Follow-up Visit 1
Screening, Early Termination Follow-up Visit 1 (at 8 weeks after last dose of tanezumab or placebo matched to tanezumab)

SAS: participant rated 12 items questionnaire for males; 11 items questionnaire for females. SAS measures autonomic symptoms of neuropathy and their impact on participants' well-being, during past 6 months. Each item was related to a symptom/health problem. At scheduled time points, participants answered "Yes" or "No" for each of symptoms/health problems experienced during past 6 months. If participant answered "Yes" for a symptom, then impact of that symptom was rated on 5 point scale (1 \[least sever impact\] to 5 \[most severe impact\]); higher scores = more severe impact of symptoms. Total impact score = sum of impact of all symptoms; range for males =0 (no impact) to 60 (extreme impact); females =0 (no impact) to 55 (extreme impact); higher scores = more severe impact of symptoms on participants' well-being. Participants discontinuing from study treatment before Week 56, had early termination follow-up visit 1 at 8 weeks after last dose of tanezumab or placebo matched to tanezumab.

Change From Screening in Mean Total Symptom Impact Scores as Per Survey of Autonomic Symptoms (SAS) at Early Termination Follow-up Visit 3
Screening, Early Termination Follow-up Visit 3 (at 24 weeks after last dose of tanezumab or placebo matched to tanezumab)

SAS: participant rated 12 items questionnaire for males; 11 items questionnaire for females. SAS measures autonomic symptoms of neuropathy and their impact on participants' well-being, during past 6 months. Each item was related to a symptom/health problem. At scheduled time points, participants answered "Yes" or "No" for each of symptoms/health problems experienced during past 6 months. If participant answered "Yes" for a symptom, then impact of that symptom was rated on 5 point scale (1 \[least sever impact\] to 5 \[most severe impact\]); higher scores = more severe impact of symptoms. Total impact score = sum of impact of all symptoms; range for males =0 (no impact) to 60 (extreme impact); females =0 (no impact) to 55 (extreme impact); higher scores = more severe impact of symptoms on participants' well-being. Participants discontinuing from study treatment before Week 56, had early termination follow-up visit 3 at 24 weeks after last dose of tanezumab or placebo matched to tanezumab.

Number of Participants With Clinically Significant Electrocardiogram (ECG) Assessments
Baseline up to Week 16

Electrocardiogram assessment included PR, QRS, QT, QT interval corrected using Fridericia's formula (QTcF), QT interval corrected using Bazett's formula (QTcB), RR intervals, and heart rate. Investigator judged clinical significance of electrocardiogram assessment.

Percentage of Participants With Individual Adjudicated Joint Safety Outcome/Event
Baseline up to Week 80

Percentage of participants with individual joint safety adjudication outcomes: rapidly progressive osteoarthritis (OA) type-1 only, rapidly progressive OA type-2 only, primary osteonecrosis, pathological fracture and subchondral insufficiency fracture is reported. Rapidly progressive (RP) OA type 1 events were those that the adjudication committee considered to have significant loss of joint space width \>= 2 millimeter within approximately 1 year without gross structural failure. RP OA type 2 events were those considered to have destruction of bone including limited or total collapse of at least 1 subchondral surface that is not normally present in conventional end-stage osteoarthritis. Subchondral insufficiency fractures are a type of stress fractures which occur below the cartilage on the weight bearing surface of a bone.

Observation Time-Adjusted Event Rate for an Individual Adjudicated Joint Safety Outcome/Event
Baseline (Day 1) up to Week 80

Individual adjudicated joint safety outcomes/event: rapidly progressive OA (type-1,type-2), primary osteonecrosis, pathological fracture and subchondral insufficiency fracture. Observation time was defined as the start day of first SC study medication until either the (i) date of completion of or withdrawal from study, if a participant did not have the event, or (ii) date of the event (earliest event within each participant in the case of multiple events). Event rate for any individual adjudicated joint safety outcome/event = the number of events per 1000 participant-years at risk.

Percentage of Participants With At Least 1 Total Joint Replacement
Baseline (Day 1) up to Week 80

Percentage of participants with at least 1 total knee, total hip or total shoulder joint replacement were reported.

Observation Time-Adjusted Event Rate for Total Joint Replacement (TJR) Event
Baseline (Day 1) up to Week 80

Observation time was defined as the start day of first SC study medication until either the (i) date of completion of or withdrawal from study, if a participant had no TJR, or (ii) date of TJR (earliest TJR within each participant in the case of multiple TJRs). Event rate = number of events per 1000 participant-years at risk.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 2
Baseline, Week 2

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 4
Baseline, Week 4

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 8
Baseline, Week 8

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 16
Baseline, Week 16

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 24
Baseline, Week 24

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 32
Baseline, Week 32

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 40
Baseline, Week 40

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 48
Baseline, Week 48

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 56
Baseline, Week 56

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 64
Baseline, Week 64

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Change From Baseline in Neuropathy Impairment Score (NIS) at Week 80
Baseline, Week 80

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits.

Largest Change From Baseline in Neuropathy Impairment Score (NIS) to Any Post-baseline Visit
Baseline to any post-baseline visit (until Week 80)

NIS is a standardized instrument used to evaluate signs of peripheral neuropathy in participants. NIS is the sum of scores of 37 items, from both the left and right side of following 4 domains: cranial nerves (5 items), muscle weakness (19 items), reflexes (5 items) and sensation (8 items). Each of 24 items related to cranial nerves and muscle weakness, scored from 0 (normal) to 4 (paralysis); higher scores indicated higher abnormality/impairment. Each of 13 items related to reflexes and sensation, scored as 0 (normal), 1 (decreased) and 2 (absent); higher scores indicated lesser reflexes and sensation. For NIS possible overall score (combined of both left and right sides of each domain), ranged from 0 (no impairment) to 244 (maximum impairment), higher scores indicated increased/more neuropathic deficits. Largest change from baseline here means worst post- baseline change value (among all change from baseline values).

Number of Participants With Anti Tanezumab Antibodies From Baseline up to Week 80
Baseline up to Week 80

Human serum samples were analyzed for the presence or absence of anti-tanezumab antibodies by using a validated analytical method. Number of participants with presence of anti-tanezumab antibodies are reported.

Number of Participants With Abnormal Physical Examination Findings
At Screening

Physical examination included assessment of general appearance, skin, head, neck, eyes, ears, nose, throat, abdomen, lungs, heart, thyroid, and extremities. Investigator judged abnormality in physical examinations. Only those rows have been reported which had at least 1 participant with abnormality data in any of the reporting arms.

Change From Baseline in Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) Pain Subscale at Week 24
Baseline, Week 24

WOMAC: Self-administered, disease-specific questionnaire which assesses clinically important, participant-relevant symptoms for pain, stiffness and physical function in participants with osteoarthritis (OA). The WOMAC pain subscale is a 5-item questionnaire used to assess the amount of pain experienced due to OA of index joint (knee or hip) during past 48 hours. It was calculated as the mean of scores from 5 individual questions scored on a numerical rating scale (NRS). Scores for each question and WOMAC Pain subscale score on NRS ranged from 0 (no pain) to 10 (extreme pain), where higher scores indicated higher pain.

Change From Baseline in Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) Physical Function Subscale at Week 24
Baseline, Week 24

WOMAC: Self-administered, disease-specific questionnaire which assesses clinically important, participant-relevant symptoms for pain, stiffness and physical function in participants with OA. Physical function refers to participant's ability to move around and perform usual activities of daily living. The WOMAC physical function subscale is a 17-item questionnaire used to assess the degree of difficulty experienced due to OA in index joint (knee or hip) during past 48 hours. It was calculated as mean of the scores from 17 individual questions scored on a NRS. Scores for each question and WOMAC physical function subscale score on NRS ranged from 0 (no difficulty) to 10 (extreme difficulty), where higher scores indicated extreme difficulty/worse physical function.

Change From Baseline in the Patient's Global Assessment (PGA) of Osteoarthritis at Week 24
Baseline, Week 24

PGA of OA was assessed by asking a question from participants: "Considering all the ways your osteoarthritis in your knee or hip (index joint) affects you, how are you doing today?" Participants responded on a scale ranging from 1-5, where 1=very good (no symptom and no limitation of normal activities), 2= good (mild symptoms and no limitation of normal activities), 3= fair (moderate symptoms and limitation of some normal activities), 4= poor (severe symptoms and inability to carry out most normal activities), and 5= very poor (very severe symptoms and inability to carry out all normal activities). Higher scores indicated worsening of condition.

Change From Baseline in Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) Pain Subscale at Week 16
Baseline, Week 16

WOMAC: self-administered, disease-specific questionnaire which assesses clinically important, participant-relevant symptoms for pain, stiffness and physical function in participants with osteoarthritis. The WOMAC pain subscale is a 5-item questionnaire used to assess the amount of pain experienced due to osteoarthritis of index joint (knee or hip) during past 48 hours. It was calculated as the mean of scores from 5 individual questions scored on a numerical rating scale (NRS) of 0 (no pain) to 10 (extreme pain), where higher scores indicated higher pain.

Change From Baseline in Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) Physical Function Subscale at Week 16
Baseline, Week 16

WOMAC: self-administered, disease-specific questionnaire which assesses clinically important, participant-relevant symptoms for pain, stiffness and physical function in participants with osteoarthritis. Physical function refers to participant's ability to move around and perform usual activities of daily living. The WOMAC physical function subscale is a 17-item questionnaire used to assess the degree of difficulty experienced due to osteoarthritis in index joint (knee or hip) during past 48 hours. It was calculated as mean of the scores from 17 individual questions scored on a NRS of 0 (minimum difficulty) to 10 (extreme difficulty), where higher scores indicated extreme difficulty/worse physical function.

Change From Baseline in Patient's Global Assessment (PGA) of Osteoarthritis at Week 16
Baseline, Week 16

PGA of osteoarthritis was assessed by asking a question from participants: "Considering all the ways your osteoarthritis in your knee or hip (index joint) affects you, how are you doing today?" Participants responded on a scale ranging from 1-5, where 1=very good (no symptom and no limitation of normal activities), 2= good (mild symptoms and no limitation of normal activities), 3= fair (moderate symptoms and limitation of some normal activities), 4= poor (severe symptoms and inability to carry out most normal activities), and 5 = very poor (very severe symptoms and inability to carry out all normal activities). Higher scores indicated worsening of condition.

Change From Baseline in the Daily Average Pain Intensity Numerical Rating Score (NRS) in the Index Bone Metastasis Cancer Pain Site at Week 8
Baseline, Week 8

Daily average pain intensity in the index bone metastasis cancer pain site was assessed by participants on an 11 point pain intensity NRS ranging from 0 (no pain) to 10 (worst possible pain), where higher scores signified more severity of pain. The participants recorded their daily average pain at the painful site during the past 24 hours by choosing the appropriate number from 0 to 10 on interactive response technology (IRT) diaries. Baseline daily average pain intensity value was mean of the daily average pain intensity NRS scores during the baseline assessment period prior to randomization. Baseline assessment period was up to 5 days prior to dosing. The Week 8 daily average pain intensity value was the mean of the daily average pain intensity NRS scores recorded for each of the 7 days prior to the Week 8.

Change From Baseline in Average Low Back Pain Intensity (LBPI) Score for Tanezumab Versus (Vs) Placebo at Week 16
Baseline, Week 16

Average low back pain was assessed on an 11-point numeric rating scale (NRS) captured through an interactive response technology (IRT). Participants described their average low back pain during the past 24 hours on a scale ranging from 0 (no pain) to 10 (worst possible pain), where higher scores indicated higher pain.

Change From Baseline in Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) Pain Subscale at Week 16: Baseline Observation Carried Forward (BOCF)
Baseline, Week 16

WOMAC: self-administered, disease-specific questionnaire which assesses clinically important, participant-relevant symptoms for pain, stiffness and physical function in participants with osteoarthritis of index joint (knee or hip). The WOMAC pain subscale is a 5-item questionnaire used to assess the amount of pain experienced due to osteoarthritis of index joint (knee or hip) during past 48 hours. It was calculated as the mean of scores from 5 individual questions scored on a numerical rating scale (NRS) of 0 (no pain) to 10 (worst possible pain), where higher scores indicated higher pain. Total score range for WOMAC pain subscale score was 0 (no pain) to 10 (worst possible pain), where higher scores indicated higher pain.

Change From Baseline in Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) Physical Function Subscale at Week 16: Baseline Observation Carried Forward (BOCF)
Baseline, Week 16

WOMAC: self-administered, disease-specific questionnaire which assesses clinically important, participant-relevant symptoms for pain, stiffness and physical function in participants with osteoarthritis in index joint (knee or hip). Physical function refers to participant's ability to move around and perform usual activities of daily living. The WOMAC physical function subscale is a 17-item questionnaire used to assess the degree of difficulty experienced due to osteoarthritis in index joint (knee or hip) during past 48 hours. It was calculated as mean of the scores from 17 individual questions scored on a NRS of 0 (minimum difficulty) to 10 (maximum difficulty), where higher scores indicated maximum difficulty. Total score range for WOMAC physical function subscale score was 0 (minimum difficulty) to 10 (maximum difficulty), where higher scores indicated worse physical function.

Change From Baseline in Patient Global Assessment (PGA) of Osteoarthritis at Week 16: Baseline Observation Carried Forward (BOCF)
Baseline, Week 16

PGA of osteoarthritis was assessed by asking a question from participants: "Considering all the ways your osteoarthritis in your knee or hip affects you, how are you doing today?" Participants responded on a scale ranging from 1=very good (no symptom and limitation of normal activities), 2= good (mild symptoms and no limitation of normal activities), 3= fair (moderate symptoms and limitation of some normal activities), 4= poor (severe symptoms and inability to carry out most normal activities), and 5 = very poor (very severe symptoms and inability to carry out all normal activities). Higher scores indicated worse condition.

Change From Baseline in Patient Global Assessment of Osteoarthritis at Week 16: Baseline Observation Carried Forward (BOCF)
Baseline, Week 16

Participants answered: "Considering all the ways the osteoarthritis in your index knee affects you, how are you doing today?" Participants responded on the scale ranging from 1 (minimum affected) to 5 (maximum affected), where 1= very good, 2= good, 3= fair, 4= poor and 5= very poor. Higher scores indicate worse condition.

Change From Baseline in Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) Pain Subscale Score at Week 16: Baseline Observation Carried Forward (BOCF)
Baseline (Day 1), Week 16

WOMAC: Self-administered, disease-specific questionnaire which assesses clinically important, participant-relevant symptoms for pain, stiffness and physical function in participants with osteoarthritis. WOMAC pain subscale is a 5-item questionnaire used to assess the amount of pain experienced due to osteoarthritis in hip joint during past 48 hours. It was calculated as mean of the scores from 5 individual questions scored on a numerical rating scale (NRS) of 0 (no pain) to 10 (worst possible pain), where higher scores indicated higher pain. Total score range for WOMAC pain subscale score is 0 (no pain) to 10 (worst possible pain), where higher scores indicated higher pain.

Change From Baseline in Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) Physical Function Subscale Score at Week 16: Baseline Observation Carried Forward (BOCF)
Baseline, Week 16

WOMAC: Self-administered, disease-specific questionnaire which assesses clinically important, participant-relevant symptoms for pain, stiffness and physical function in participants with osteoarthritis. WOMAC physical function subscale is a 17-item questionnaire used to assess the degree of difficulty experienced due to osteoarthritis in hip joint during past 48 hours. It is calculated as mean of the scores from 17 individual questions scored on a NRS of 0 to 10, where higher scores indicate worse function. Total score range for WOMAC physical function subscale score is 0 to 10, where higher scores indicate worse function. Physical function refers to participant's ability to move around and perform usual activities of daily living.

Change From Baseline in Daily Average Low Back Pain Intensity (LBPI) Score at Week 16: Baseline Observation Carried Forward (BOCF)
Baseline, Week 16

Daily average back pain was assessed on an 11-point numeric rating scale (NRS) captured through an interactive voice response system (IVRS). The participant described the chronic low back pain (CLBP) during the past 24 hours on a scale ranging from 0 (no pain) to 10 (worst possible pain). Baseline value was calculated as mean of the scores over 5 days prior to randomization (initial pain assessment period). Post-baseline value was calculated as mean of the scores over the 7-day period prior to and including the post-baseline visit. Overall possible score range for daily average LBPI at specified visit was 0= no pain to 10= worst possible pain, where higher scores indicated higher pain intensity.

Change From Baseline in Daily Average Pain Intensity Numeric Rating Scale (NRS) Score at Week 6
Baseline, Week 6

Daily average pain was assessed on an 11-point NRS over the past 24 hours (before each specified visit), where a score of 0 indicated "no pain" and a score of 10 indicated "pain as bad as you can imagine". Lower the score, lesser the pain intensity.

Change From Baseline in Average Daily Pain Score at Week 6
Baseline, Week 6

Participants assessed average chronic prostatitis pain in the last 24 hours on an 11-point numeric rating scale (NRS) ranging from 0 (no chronic prostatitis pain) to 10 (chronic prostatitis pain as bad as you can imagine). The average daily pain score was calculated as the mean of the scores over the last 7 days prior to each assessment time point. Higher score indicated severe pain.

To assess the change in intraepidermal nerve fiber (IENF) density in skin biopsies from proximal thigh and distal leg between baseline and postdose time points after a single SC injection of tanezumab 20 mg SC or placebo in healthy volunteers.
16 weeks
To compare the treatment effect between tanezumab 20 mg SC and placebo on the change in IENF density between baseline and postdose time points in skin biopsies from the proximal thigh and distal leg in healthy volunteers.
16 weeks
To assess the safety, tolerability and immunogenicity of a single dose of tanezumab 20 mg SC in healthy volunteers.
16 weeks
Subcutaneous bioavailability
16 weeks
Injection site reactions
16 weeks
Immunogenicity
16 weeks

Secondary Endpoints

Change From Baseline in Average Low Back Pain Intensity (LBPI) at Weeks 2, 4, 8, 12, 16, 24, 32, 40, 48, and 56: Multiple Imputation
Baseline, Weeks 2, 4, 8, 12, 16, 24, 32, 40, 48 and 56
Change From Baseline in Average Low Back Pain Intensity (LBPI) at Week 64: Observed Data
Baseline, Week 64
Change From Baseline in Roland-Morris Disability Questionnaire (RMDQ) Total Scores at Weeks 2, 4, 8, 16, 24, 32, 40, 48, and 56: Multiple Imputation
Baseline, Weeks 2, 4, 8, 16, 24, 32, 40, 48 and 56
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Study Design & Arms

AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
CelecoxibACTIVE_COMPARATORSubcutaneous injection of placebo for tanezumab every 8 weeks plus oral celecoxib 100 mg twice daily for 56 weeks
Tanezumab 5 mgEXPERIMENTALSubcutaneous injection of tanezumab 5 mg every 8 weeks plus oral placebo for celecoxib twice daily for 56 weeks
Tanezumab 10 mgEXPERIMENTALSubcutaneous injection of tanezumab 10 mg every 8 weeks plus oral placebo for celecoxib twice daily for 56 weeks
Low doseEXPERIMENTALInvestigational product
High doseEXPERIMENTALInvestigational product
PlaceboPLACEBO_COMPARATORInvestigational product
Tanezumab 2.5 mgEXPERIMENTALtanezumab 2.5 mg administered subcutaneously at day 0 and week 8
Tanezumab 2.5mg/5mgEXPERIMENTALtanezumab 2.5 mg administered subcutaneously at day 0 and tanezumab 5 mg administered subcutaneously at week 8
Arm 1EXPERIMENTALTanezumab 20 mg subcutaneously
Arm 2PLACEBO_COMPARATORPlacebo matched to active treatment subcutaneously
Placebo to Week 16; tanezumab 5 mg SCPLACEBO_COMPARATOR -
Placebo to Week 16, tanezumab 10 mg SCPLACEBO_COMPARATOR -
Tanezumab 5 mg SCEXPERIMENTAL -
Tanezumab 10 mg SCEXPERIMENTAL -
Tramadol PR oralACTIVE_COMPARATOR -
1EXPERIMENTAL -
2EXPERIMENTAL -
3ACTIVE_COMPARATOR -
4PLACEBO_COMPARATOR -
Tanezumab 20 mg IVEXPERIMENTAL -
Tanezumab 10 mg IVEXPERIMENTAL -
Tanezumab 5 mg IVEXPERIMENTAL -
NaproxenACTIVE_COMPARATOR -
Tanezumab 10 mg IV + opioidsEXPERIMENTAL -
Placebo + opioidsPLACEBO_COMPARATORSingle IV infusion of placebo for tanezumab on Day 1. Maintained on baseline opioid regimen.
TanezumabEXPERIMENTAL -
10 mg IVACTIVE_COMPARATOR -
5 mg SCACTIVE_COMPARATOR -
10 mg SCACTIVE_COMPARATOR -
19 mg SCACTIVE_COMPARATOR -

Interventions

NameTypeDescription
CelecoxibDRUGOrally administered Celecoxib 100 mg twice daily for 56 weeks
Tanezumab 5 mgBIOLOGICALSubcutaneous injection of tanezumab 5 mg every 8 weeks for 56 weeks
Tanezumab 10 mgBIOLOGICALSubcutaneous injection of tanezumab 10 mg every 8 weeks for 56 weeks
Placebo for celecoxibDRUGOrally administered the placebo twice daily for 56 weeks
Placebo for tanezumabBIOLOGICALSubcutaneous injection of the placebo every 8 weeks for 56 weeks
TanezumabDRUG2.5 mg
PlaceboDRUGPlacebo
Tanezumab 2.5 mgBIOLOGICALPatient receives one dose of tanezumab 2.5 mg subcutaneously on Day 1 and one dose of tanezumab 2.5 mg subcutaneously at Week 8.
Tanezumab 2.5mg/5mgBIOLOGICALPatient receives one dose of tanezumab 2.5 mg subcutaneously on Day 1 and one dose of tanezumab 5 mg subcutaneously at Week 8.
Placebo to Week 16; tanezumab 5mg SCBIOLOGICALPlacebo SC injection every 8 weeks for 2 injections followed by tanezumab 5 mg injection every 8 weeks for 5 injections
Placebo to Week 16, tanezumab 10 mg SCBIOLOGICALPlacebo SC injection every 8 weeks for 2 injections, followed by tanezumab 10 mg SC injection for 5 injections
Tanezumab 5 mg SCBIOLOGICALTanezumab 5 mg SC
Tanezumab 10 mg SCBIOLOGICALTanezumab 10 mg SC
Tramadol PR oralBIOLOGICALTramadol PR oral
naproxenDRUGnaproxen 1000 mg daily for 16 weeks
Tanezumab 20 mg IVBIOLOGICAL2 IV administrations of tanezumab 20 mg at an 8 week interval
Placebo for naproxenDRUGOral placebo for naproxen twice a day for 16 weeks
Tanezumab 10 mg IVBIOLOGICAL2 IV administrations of tanezumab 10 mg at an 8 week interval
Tanezumab 5 mg IVBIOLOGICAL2 IV administrations of tanezumab 5 mg at an 8 week interval
IV Placebo for tanezumabDRUGSingle IV infusion of placebo for tanezumab on Day 1. Maintained on baseline opioid regimen.
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Eligibility Criteria

Age Range18 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites55

Inclusion Criteria: * Duration of chronic low back pain for ≥3 months, and treatment with agents for low back pain for ≥3 months. * Primary location of low back pain must be between the 12th thoracic vertebra and the lower gluteal folds, with or without radiation into the posterior thigh, classifie...

Countries:JapanAustriaBulgariaFinlandFranceGermanyHungaryItalyPolandPortugalRomaniaSlovakiaSpainSwedenUnited KingdomUnited StatesCanadaPuerto RicoArgentinaAustraliaBrazilChileChinaCzechiaIsraelSouth KoreaDenmarkBosnia and HerzegovinaCroatiaIndiaLatviaMexicoPeruSwitzerland
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Frequently asked questions about Tanezumab

What is Tanezumab used for?

Tanezumab is an investigational drug being studied for the treatment of osteoarthritis pain, including osteoarthritis of the knee and hip. It is also being investigated for conditions such as arthritis, bone metastasis, and neoplasm metastasis. The drug is currently in Phase 3 clinical development.

Who makes Tanezumab?

Tanezumab is being developed by Pfizer, Inc., which is listed on the stock exchange under the ticker symbol PFE. The company is conducting clinical trials to evaluate the drug's safety and efficacy for various pain-related conditions.

What phase is Tanezumab in?

Tanezumab is in Phase 3 clinical development. It has completed three clinical trials, including two Phase 3 studies for osteoarthritis of the knee and hip, and one Phase 1 study in healthy volunteers. The drug is not yet approved and remains investigational.

What clinical trials is Tanezumab in?

Tanezumab has completed several clinical trials. These include NCT00733902, a Phase 3 study in osteoarthritis of the knee with 697 participants; NCT00744471, a Phase 3 study in osteoarthritis of the hip with 627 participants; and NCT00788294, a Phase 1 study in healthy volunteers with 76 participants. Another Phase 3 trial, NCT00830063, enrolled 832 participants with knee osteoarthritis.

Is Tanezumab the same as any other drug?

Tanezumab is a distinct investigational drug and is not known to be the same as any other approved medication. It is being studied under its own name by Pfizer for the treatment of pain associated with osteoarthritis and other conditions.