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odanacatib

Phase 3

Osteoporosis | Small molecule | Endocrine |Merck & Company, Inc.|Last Updated: Aug 28, 2018

Success Probability
Approval Probability 71%
TA Base Rate26%
Adjusted LOA41%
ML RiskLOW_RISK
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Market & Valuation
rNPV $3.2B
Market Size $9.4B
Revenue Basis $1.6B
Competitors 6
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Trial Design
RandomizedDouble-BlindCONTROLLEDDMCBiomarker
Total Trials9
Total Enrollment1,369
FDA Designations
No designations recorded
Clinical Trials (9)
NCT IDTitlePhaseStatusEnrollmentVelocityDesignStartCompletionLast UpdatedSitesCountries
NCT01120600A Study to Assess Safety and Efficacy of Odanacatib (MK-0822) in Men With Osteoporosis (MK-0822-053)PHASE3 COMPLETED 294Jun 9, 2010Jul 22, 2013Aug 28, 2018 -
NCT00729183Study to Evaluate Efficacy of Odanacatib (MK-0822) on Bone Mineral Density (BMD) and Bone Micro-architecture and Overall Safety in Postmenopausal Women (MK-0822-031)PHASE3 COMPLETED 214Oct 2, 2008Mar 21, 2011Aug 27, 2018 -
NCT00885170A Study to Evaluate the Safety, Tolerability, and Efficacy of Odanacatib (MK-0822) in Postmenopausal Women Previously Treated With a Bisphosphonate (MK-0822-042)PHASE2 COMPLETED 246Apr 13, 2009Sep 15, 2011Aug 28, 2018 -
NCT00112437A Study to Examine the Effects of an Experimental Drug on Postmenopausal Osteoporosis (MK-0822-004)PHASE2 COMPLETED 399Jun 24, 2005Jan 20, 2016Jan 24, 2018 -
NCT01068262Safety and Tolerability of Odanacatib (0822-059)PHASE1 COMPLETED 44Dec 8, 2009May 2, 2010Aug 28, 2018 -
NCT00770159A Study to Test Once-Weekly Doses of Odanacatib (MK0822) on Healthy Adult Females (0822-005)(COMPLETED)PHASE1 COMPLETED 78Nov 1, 2004Nov 1, 2005Feb 5, 2016 -
NCT00863525A Study to Assess the Effects of a Light Breakfast on the Safety, Tolerability, and Pharmacokinetics of Odanacatib (MK0822)PHASE1 COMPLETED 8Nov 1, 2004Jun 1, 2006Aug 19, 2015 -
NCT00769418Study of Multiple Oral Doses of Odanacatib (MK0822) in Healthy Adults (0822-002)PHASE1 COMPLETED 62Sep 1, 2004Sep 1, 2006Aug 19, 2015 -
NCT00863590A Single-Dose Study of the Safety, Tolerability, and Pharmacokinetics of Odanacatib (MK0822) in Healthy VolunteersPHASE1 COMPLETED 24Jun 1, 2004Aug 1, 2008Aug 19, 2015 -
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Study Endpoints
Primary Endpoints
Percentage Change From Baseline in Lumbar Spine Bone Mineral Density (BMD) at Month 24
Baseline and Month 24

Lumbar spine BMD was assessed by dual energy X-ray absorptiometry (DXA) at Baseline and at Month 24.

Number of Participants Who Experienced an Adverse Event (AE)
Up to 24 months (plus 14 days) after first dose of study drug

An AE is defined as any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a study drug, whether or not it is considered related to the study drug.

Number of Participants Who Discontinued Treatment Due to an AE
Up to 24 months after first dose of study drug

An AE is defined as any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a study drug, whether or not it is considered related to the study drug.

Percent Change From Baseline to Month 12 in Lumbar Spine Areal Bone Mineral Density (aBMD)
Baseline, 12 months

aBMD (g/cm\^2) was measured by dual-energy X-ray absorptiometry (DXA) at the lumbar spine and mean BMD measurements from at least 3 evaluable lumbar spine vertebrae (L1-L4) were used. If a vertebra was fractured at baseline or became fractured during the study, its BMD measurement was excluded from the analysis and the lumbar spine BMD was recalculated based on the three remaining vertebrae. aBMD data was centrally evaluated and all areal BMD measurements included a longitudinal BMD correction factor as determined by the quality control center. aBMD at the lumbar spine was assessed at the Screening visit (Baseline), Month 6, Month 12, and Month 24 for the repeated measures longitudinal Analysis of Covariates (ANCOVA) model, with percent change from baseline at Months 12 and 24 pre-specified to be reported as primary and secondary outcome measures, respectively.

Percentage of Participants That Experienced an Adverse Event (AE)
Up to ~14 days post study end (up to ~24 months)

An AE was defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the SPONSOR's products, whether or not considered related to the use of the product. Any worsening (i.e., any clinically significant adverse change in frequency and/or intensity) of a preexisting condition which is temporally associated with the use of the SPONSOR's product was also an AE. The percentage of participants that experienced at least one AE was reported for each treatment arm.

Percentage of Participants That Discontinued Study Treatment Due to an AE
Up to ~14 days post study end (up to ~24 months)

An AE was defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the SPONSOR's products, whether or not considered related to the use of the product. Any worsening (i.e., any clinically significant adverse change in frequency and/or intensity) of a preexisting condition which is temporally associated with the use of the SPONSOR's product was also an AE. The percentage of participants that discontinued study treatment (different from discontinuation of the study) due to an AE was reported for each treatment arm.

Percent Change From Baseline in Femoral Neck Bone Mineral Density (BMD) at Month 24
Baseline and Month 24

BMD at the femoral neck was assessed by dual-energy X-ray absorptiometry (DXA) at baseline and Month 24.

Percentage of Participants Experiencing One or More Adverse Events (AEs)
Up to 25 months

An AE was defined as any unfavorable and unintended sign including an abnormal laboratory finding, symptom or disease associated with the use of a medical treatment or procedure, regardless of whether it was considered related to the medical treatment or procedure, that occurred during the course of the study.

Percentage of Participants Discontinuing Study Drug Due to an AE
Up to 24 months

An AE was defined as any unfavorable and unintended sign including an abnormal laboratory finding, symptom or disease associated with the use of a medical treatment or procedure, regardless of whether it was considered related to the medical treatment or procedure, that occurred during the course of the study.

Percentage Change From Baseline in Lumbar Spine Bone Mineral Density (BMD) at 12 Months
Baseline and 12 months

Percentage change in lumbar spine BMD (relative to baseline) at 12 Months.

Percentage Change From Baseline in Lumbar Spine BMD at 24 Months
Baseline and 24 months

Percentage change in lumbar spine BMD (relative to baseline) at 24 Months.

Percentage Change From Baseline in Lumbar Spine BMD at 36 Months
Baseline and 36 months

Percentage change in lumbar spine BMD (relative to baseline) at 36 months

Percentage Change From Baseline in Lumbar Spine BMD at 60 Months
Baseline and Month 60

Percentage change from baseline in lumbar spine BMD at 60 months.

Percentage Change From Baseline in Lumbar Spine BMD at 120 Months
Baseline and Month 120

Percentage change from baseline in lumbar spine BMD at 120 Months.

Number of Participants Who Experienced At Least One Adverse Event (AE) During Treatment Years 6-10 (60 Months)
Years 6-10 (up to 60 months, up to 14 days after the last dose of study drug)

An AE is defined as any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a study drug, whether or not it is considered related to the study drug.

Number of Participants Who Discontinued Study Drug Due to an AE During Treatment Years 6-10 (60 Months)
Years 6-10 (up to 60 months)

An AE is defined as any unfavorable and unintended sign (including an abnormal laboratory finding), symptom, or disease temporally associated with the use of a study drug, whether or not it is considered related to the study drug.

Weighted Average Inhibition (WAI) of Urine Aminoterminal Crosslinked Telopeptide of Type I Collagen (u-NTx/Cr) After Administration of Odanacatib 50 mg or Placebo Qw for 4 Weeks in Healthy Males and Postmenopausal Females
Baseline to Week 4

uNTx/Cr is a biomarker of bone resorption. Urine samples were obtained predose on Day 1 (Baseline) and at various timepoints up to 336 hr postdose on Day 22 (Week 4). Fold change from baseline in time weighted average (TWA) of uNTx/Cr on log scale was analyzed via a linear mixed effect model. All analyses were carried out on the log-fold scale and final results were reported on the original percent scale in WAI after back transformation. The conversion used was weighted average inhibition (WAI) = (1-exp \[mean\])\*100, where the mean was the least squares (LS) mean of log-transformed ratio (TWA/baseline) from the above model.

Number of Participants With One or More Adverse Events
Up to 7 weeks
Number of Participants Who Discontinued Study Drug Due to Adverse Events
Up to 6 weeks
Safety and tolerability of MK0822 based on clinical and laboratory adverse experiences
Throughout the study
Effect of a low-fat meal on pharmacokinetics of MK0822
Through 240 hours post-dose
Safety and tolerability of multiple oral doses of MK0822
After 14 days of treatment for men and 21 days for women
safety and tolerability based on assessment of clinical and laboratory adverse experiences
Part I: 12 Weeks, Part II: 13 Weeks
Secondary Endpoints
Percentage Change From Baseline in Total Hip BMD at Month 24
Baseline and Month 24
Percentage Change From Baseline in Femoral Neck BMD at Month 24
Baseline and Month 24
Percentage Change From Baseline in Trochanter BMD at Month 24
Baseline and Month 24
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Study Design & Arms
AllocationRANDOMIZED
MaskingDOUBLE
ModelPARALLEL
PurposeTREATMENT
Treatment Arms
ArmTypeDescription
Odanacatib 50 mg once weeklyEXPERIMENTALParticipants will receive one Odanacatib 50 mg tablet once weekly. In addition, they will receive a weekly dose 5600 IU of open-label Vitamin D3 as well as a sufficient supply of open-label calcium carbonate so that their total daily calcium intake from both dietary and supplemental sources is approximately 1200 mg.
Placebo once weeklyPLACEBO_COMPARATORParticipants will receive one Placebo tablet once weekly. In addition, they will receive a weekly dose 5600 IU of open-label Vitamin D3 as well as a sufficient supply of open-label calcium carbonate so that their total daily calcium intake from both dietary and supplemental sources is approximately 1200 mg.
Odanacatib 50 mgEXPERIMENTALParticipants receive 50 mg odanacatib and open-label 5600 IU vitamin D3 tablets once weekly for 24 months. Participants also receive 500 mg of open-label daily calcium supplement as needed to ensure a total daily calcium intake of 1200 mg.
PlaceboPLACEBO_COMPARATORParticipants receive matching placebo to odanacatib and open-label 5600 IU vitamin D3 once weekly for 24 months. Participants also receive 500 mg of open-label daily calcium supplement as needed to ensure a total daily calcium intake of 1200 mg.
Odanacatib 3 mgEXPERIMENTAL -
Odanacatib 10 mgEXPERIMENTAL -
Odanacatib 25 mgEXPERIMENTAL -
Panel A - OdanacatibEXPERIMENTALPanel A - Healthy male subjects receiving Odanacatib
Panel A - PlaceboPLACEBO_COMPARATORPanel A - Healthy male subjects receiving placebo
Panel B - OdanacatibEXPERIMENTALPanel B - Healthy female subjects receiving Odanacatib
Panel B - PlaceboPLACEBO_COMPARATORPanel B - Healthy female subjects receiving placebo
1EXPERIMENTALMK0822
2PLACEBO_COMPARATORPlacebo to MK0822
AEXPERIMENTALPanel A
BEXPERIMENTALPanel B
CEXPERIMENTALPanel C
DEXPERIMENTALPanel D
Interventions
NameTypeDescription
OdanacatibDRUGOne 50 mg tablet once weekly
Placebo for OdanacatibDRUGOne 50 mg tablet once weekly
Vitamin D3DIETARY_SUPPLEMENT5600 IU of open-label Vitamin D3 once weekly
Calcium carbonateDIETARY_SUPPLEMENTSufficient amount of open-label calcium carbonate so that daily calcium intake from both dietary and supplementary sources in approximately 1200 mg
PlaceboDRUGMatching placebo tablets to odanacatib taken orally once weekly for 24 months.
Calcium supplementDRUGCalcium supplement 500 mg tablet taken orally once daily (up to \~1200 mg total) for 24 months.
CalciumDIETARY_SUPPLEMENTParticipants will receive calcium carbonate supplements as needed to ensure a daily calcium intake of 1200 mg.
Comparator: PlaceboDRUGOral Placebo tablet administered once weekly for 4 consecutive weeks
Comparator: placebo to MK0822DRUGPanel A: placebo to MK0822 tablets 25 mg once weekly for 3 weeks. Panel B: placebo to MK0822 tablets 50 mg once weekly for 3 weeks. Panel C: placebo to MK0822 tablets 100 mg once weekly for 3 weeks. Panel D: placebo to MK0822 tablets 5 mg once weekly for 3 weeks. Panel E: placebo to MK0822 tablets 100 mg once weekly for 6 weeks.
Comparator: odanacatib (Panel B)DRUGPanel B: Odanacatib tablets will be administered to male subjects in rising single doses of 5, 25 (fasting), 100, 25 (fed), or 600 mg over 5 treatment periods. Each subject will receive placebo to odanacatib in one or two of the 5 treatment periods. There will be at least 7 days between each treatment period.
Comparator: odanacatib (Panel C)DRUGPanel C: Odanacatib tablets will be administered to female subjects in rising single doses of 50 or 100 mg over 2 treatment periods. Half of the subjects will receive placebo to odanacatib in one of the 2 treatment periods. There will be at least 7 days between each treatment period.
Comparator: odanacatib (Panel D)DRUGPanel D: Odanacatib tablets or placebo to odancatib will be administered to male subjects in rising single doses of 100, 200, or 300 mg following a high-fat breakfast over 3 treatment periods. Three of twelve subjects will receive placebo to odanacatib in all 3 treatment periods. There will be at least 10 days between each treatment period.
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Eligibility Criteria
Age Range40 Years — 95 Years
SexMALE
Healthy VolunteersNo

Inclusion Criteria: * Is a male between 40 and 95 years of age * Has osteoporosis * Has anatomy suitable for dual energy x-ray absorptiometry (DXA) scan of the lumbar spine and and hip * Is ambulatory Exclusion Criteria: * Is currently on oral bisphosphonates or other treatment for osteoporosis *...

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Competitive Landscape -Osteoporosis 8 trials