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GW856553

Phase 2

Acute Coronary Syndrome | Small molecule | Cardiovascular |GSK plc|Last Updated: Dec 7, 2017

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindPLACEBO_CONTROLLEDDMC
Total Trials1
Total Enrollment526

FDA Designations

No designations recorded

Clinical trial landscape

GW856553 · 11 trials · 12 indications

Phase 2 8Phase 1 3
NCT00910962A Study to Evaluate the Safety of 12 Weeks of Dosing With GW856553 and Its Effects on Inflammatory Markers, Infarct Size, and Cardiac Function in Subjects With Myocardial Infarction Without ST-segment ElevationAcute Coronary Syndrome
COMPLETED526 Analytics
NCT00976560Clinical Study to Test a New Drug to Treat Major DepressionDepressive Disorder, Major
COMPLETED128 Analytics
NCT00969059Study in Neuropathic Pain Patients With Peripheral Nerve InjuryPain, Neuropathic
COMPLETED168 Analytics
NCT00642148A 12 Week Study To Assess Efficacy And Safety Of GW856553 In Subjects With Chronic Obstructive Pulmonary Disease (COPD)Pulmonary Disease, Chronic Obstructive
COMPLETED306 Analytics
NCT00474864Study To Evaluate The Effects Of GW856553 On Endothelial Function/Vascular Compliance In Subjects With Dyslipidaemia.Healthy Subjects
COMPLETED66 Analytics
NCT00393146A Study To Investigate The Effect Of 28 Days Of Dosing With GW856553 On Patients With Rheumatoid ArthritisArthritis, Rheumatoid
COMPLETED57 Analytics
NCT00392587A Study To Investigate The Effects Of GW856553 On Patients With COPD (Chronic Obstructive Pulmonary Disease)Pulmonary Disease, Chronic Obstructive
COMPLETED30 Analytics
NCT00256919Single Dose Study Of GW856553 On A Protein That Is An Indicator For Rheumatoid Arthritis (RA)Arthritis, Rheumatoid
COMPLETED51 Analytics
PHASE2COMPLETED
A Study to Evaluate the Safety of 12 Weeks of Dosing With GW856553 and Its Effects on Inflammatory Markers, Infarct Size, and Cardiac Function in Subjects With Myocardial Infarction Without ST-segment Elevation
Acute Coronary SyndromeUnlock trial analytics
PHASE2COMPLETED
Clinical Study to Test a New Drug to Treat Major Depression
Depressive Disorder, MajorUnlock trial analytics
PHASE2COMPLETED
Study in Neuropathic Pain Patients With Peripheral Nerve Injury
Pain, NeuropathicUnlock trial analytics
PHASE2COMPLETED
A 12 Week Study To Assess Efficacy And Safety Of GW856553 In Subjects With Chronic Obstructive Pulmonary Disease (COPD)
Pulmonary Disease, Chronic ObstructiveUnlock trial analytics
PHASE2COMPLETED
Study To Evaluate The Effects Of GW856553 On Endothelial Function/Vascular Compliance In Subjects With Dyslipidaemia.
Healthy SubjectsUnlock trial analytics
PHASE2COMPLETED
A Study To Investigate The Effect Of 28 Days Of Dosing With GW856553 On Patients With Rheumatoid Arthritis
Arthritis, RheumatoidUnlock trial analytics
PHASE2COMPLETED
A Study To Investigate The Effects Of GW856553 On Patients With COPD (Chronic Obstructive Pulmonary Disease)
Pulmonary Disease, Chronic ObstructiveUnlock trial analytics
PHASE2COMPLETED
Single Dose Study Of GW856553 On A Protein That Is An Indicator For Rheumatoid Arthritis (RA)
Arthritis, RheumatoidUnlock trial analytics

Study Endpoints

Primary Endpoints

Number of Participants With Any Adverse Events (AEs) and Serious Adverse Events (SAEs)
Up to Week 14

AE was any untoward medical occurrence in a clinical investigation participant, temporally associated with the use of a medicinal product, whether or not considered related to the medicinal product. SAE was any untoward event resulting in death, life threatening, requires hospitalization or prolongation of existing hospitalization, results in disability/incapacity, congenital anomaly/birth defect or any other situation according to medical or scientific judgment.

Number of Participants With Any Major Adverse Cardiovascular Events (MACE)
Up to Week 14

MACE was defined as all-cause death, adjudicated myocardial infarction, stroke/transient ischemic attack, heart failure or recurrent ischemia requiring urgent revascularization.

Number of Participants With Any Pure MACE
Up to Week 14

Pure MACE was defined as all-cause death, adjudicated myocardial infarction or stroke/transient ischemic attack.

Number of Participants With Hematology Data of Potential Clinical Importance (PCI) at Any Visit Post-Baseline
Up to Week 14

Hematology parameters (PCI range): Eosinophils (\<0.045 or \>0.605 Giga cells per liter \[GI/L\]), Hematocrit (\<0.297 or \>0.506 ratio), Hemoglobin (\<85 or \>200 grams per liter \[g/L\]), Lymphocytes (\<0.765 or \>4.51GI/L), Mean Corpuscle Hemoglobin (MCH) (\<24.3 or \>38.5 picograms \[PG\]), Mean Corpuscle Hemoglobin Concentration (MCHC) (\<256 or \>432 g/L), Mean Corpuscle Volume (MCV) (\<70 or \>115 femtoliter \[FL\]), Monocytes (\<0.18 or \>1.21 GI/L), Platelet count (\<104 or \>480 GI/L), Red Cell Distribution Width (RDW) (\<7.2 or \>18%), Red Blood Cell (RBC) count (\<2.88 or \>6.12 trillion per liter \[TI/L\] for females and \<3.52 or \>6.96 TI/L for males) , Reticulocytes (\<22.5 or \>93.5 10\^9/L), Total Absolute Neutrophil Count (ANC) (\<1.62 or \>8.8 GI/L), White Blood Cell (WBC) count (\<3.04 or \>12 GI/L) were analyzed. The data was presented as High and low, at any visit post-Baseline. Only parameters with observed abnormal values were presented.

Number of Participants With Clinical Chemistry Data of PCI at Any Visit Post-Baseline
Up to Week 14

Clinical chemistry parameters (PCI range): Alanine Amino Transferase (ALT) (\>=3x upper limit normal \[ULN\] units per liter \[U/L\]), Albumin (\<25.6 or \>60 g/L), Alkaline Phosphatase (\>=2x ULN U/L), Aspartate Amino Transferase (AST) (\>=3x ULN U/L), Calcium (\<2.0776 or \>2.6112 millimoles per liter \[mmol/L\]), Carbon dioxide content/Bicarbonate (CO2/HCO3) (\<19.6 or \>32.64 mmol/L), Chloride (\<93.1 or \>110.16 mmol/L), Creatinine (\<39.6 or \>136.4 micromole per liter \[µmol/L\]) , Glucose (\<3.51 or \>6.05 mmol/L), Potassium (\<3.43 or \>5.406 mmol/L), Sodium (\<132.3 or \>148.92 mmol/L), Total Bilirubin (T. bilirubin) (\>=1.5xULN µmol/L) , Total Protein (\<50 or \>95 g/L), Urea/Blood urea nitrogen (BUN) (\<2.25 or \>11.55 mmol/L) and Uric acid (\<135 or \>495 µmol/L) were analyzed. The data was presented as High and low, at any visit post-Baseline. Only parameters with observed abnormal values were presented.

Number of Participants With Liver Function Test Elevations at Any Time Post-Baseline
Up to Week 14

Liver function test parameters: Alanine aminotransferase (ALT), Total Bilirubin (T. Bilirubin), Aspartate aminotransferase (AST), Alkaline Phosphatase, Gamma glutamyl transferase (GGT) and Creatine Kinase were analyzed and presented as elevated test values at any time post-Baseline. The elevations were presented as \>=2xULN, \>=3xULN, \>=5xULN, \>=10xULN, and \>=20xULN. n= number of participants with at least one non-missing result of the particular lab test post-Baseline.

Number of Participants With Abnormal Electrocardiogram (ECG) Findings at Any Time Post-Baseline
Up to Week 14

A single 12-lead ECG was obtained using an ECG machine that automatically calculates the heart rate and measures PR, QRS, QT, and QT corrected (QTc) intervals. ECG findings were presented as Normal, Abnormal - Not clinically significant and Abnormal - Clinically significant at any time post-Baseline.

Number of Participants With Vital Signs of PCI at Any Visit Post-Baseline
Up to Week 14

Vital signs (PCI range): Systolic blood pressure (SBP) (\<75 and \>200 millimeter of mercury \[mmHg\]), Diastolic blood pressure (DBP) (\<40 and \>120 mmHg) and Heart rate (\<30 and \>200 beats per minute \[bpm\]) were analyzed and were presented at any visit post-Baseline. Participants with both Normal and Low values were counted once under their worst case (Low). Participants with both Normal and High values were counted once under their worst case (High). Participants with both High and Low values were counted under both categories. All heart rate values were within normal range, hence not presented.

Mean High-sensitive C-Reactive Protein (hsCRP) Value at Week 12
At Week 12

Analysis of hsCRP included all participants who provided data at Baseline and at least one post-Baseline measure. Statistical analyses was performed to compare hsCRP levels between study drug and placebo. Log transformed ratio to Baseline hsCRP was analyzed using repeated measures analysis of covariance (ANCOVA) including a term for treatment, adjusting for Baseline hsCRP as a covariate, and accounting for other covariates as appropriate to the study design.

Mean Cardiac Troponin I (cTnI) Area Under Concentration-time Curve (AUC) Over 72 Hours Post-randomization or Until Hospital Discharge (Whichever Comes First)
At pre-dose and at 8, 16, 24, 32, 40, 48, 56, 64 and 72 hours

cTnI AUC was the average concentration of cTnI during hospital stay. Statistical analyses was performed to compare cTnI levels between study drug and placebo, via ANCOVA.

Change From Randomization (Week 0) Associated With GW856553 Versus Placebo at Week 6 in the Bech (6-item HAMD-17 [Hamilton Depression Rating Scale]) Score.
At Week 6

HAMD-17 has 17 questions. The HAMD-17 Total Score was calculated by summing the individual response scores over the 17 individual components of the interview. The highest possible score was 52, which represented the most severe measure of depression; the lowest possible score was 0, which represented an absence of depression. There were 9 five point questions and 8 three point questions. The responses to the individual questions had values of 0-2 (three points response) or 0-4 (five points response). The BECH scale was extracted from the HAMD-17 and comprises of 6 items out of which 5 are 5 point questions and 1 is 3 point question. The Bech Total Score was calculated by summing the individual response scores and ranged from 0 to 22, with higher scores indicating more severe depression. Week 0 values were considered as Baseline.The change from randomization was analysed using suitable Bayesian mixed-effects model repeated measures (BMMRM) assuming missing at random (MAR).

Change in average daily pain score from baseline to Week 4 of treatment based on the 11 point Pain Intensity Numerical Rating Scale (PI-NRS)
Baseline (Day -7) and Week 4

The PI-NRS is an eleven point scale with 0=no pain and 10=worst pain imaginable. Participants rated the pain intensity for the neuropathic pain associated with the nerve injury and not pain from other concomitant causes. Change from baseline was calculated as endpoint value minus the baseline value.

Change from Baseline in percentage of neutrophils in induced sputum at Week 12
Baseline (Week 0) and Week 12

Induced sputum samples were collected at Baseline (Week 0), Week 4 and at Week 12 to evaluate the effects of 12 weeks of treatment with GW856553 7.5 mg twice daily. Baseline was defined at Week 0. Change from Baseline in neutrophil count was calculated as the Week 12 value minus the Baseline value (percentage of neutrophil of total cells in induced sputum at Week 12 minus the Baseline value). Data for adjusted mean was presented for least square mean.

Forearm blood flow ratio measured at baseline and day 28.
at baseline and day 28.
Disease activity score based on 28 joint count (DAS28) at the end of the study.
at the end of the study.
Measurements of adverse events, changes in heart rate, blood pressure, blood tests, heart function and lung function throughout the 14 day study. Exacerbations of COPD over the 14 day study.
14 days
C-reactive protein (CRP) levels 72 hours post-dose.
72 hours post-dose.
Percentage of the total radioactive dose administered over time
Up to 10 days

The urinary and fecal cumulative excretion will be analyzed.

PK blood draws at days 14 and 28
days 14 and 28
1) to demonstrate bioequivalence of four different particle sizes by assay of blood from dosing through 72 hours post dose in each of four study periods

Secondary Endpoints

Mean hsCRP Over Hospitalization Period and Through Week 14
Up to Week 14
Mean Interleukin-6 (IL-6) Value at 24 Hours Post-randomization and at Weeks 2 and 12
24 hours post-randomization and at Weeks 2 and 12
Mean Creatine Kinase (MB Isoenzyme) (CK-MB) AUC Over 72 Hours Post-randomization or Until Hospital Discharge (Whichever Comes First)
At pre-dose and at hours 8, 16, 24, 32, 40, 48, 56, 64 and 72
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Study Design & Arms

AllocationRANDOMIZED
MaskingQUADRUPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Treatment AEXPERIMENTAL7.5 mg GW856553 starting dose, followed 12 hours later by 7.5mg twice daily for 12 weeks
Treatment BEXPERIMENTAL15 mg GW856553 starting dose, followed 12 hours later by 7.5mg twice daily for 12 weeks
Treatment CPLACEBO_COMPARATORPlacebo twice daily for 12 weeks
GW856553EXPERIMENTALGW856553 7.5 mg BID
PlaceboPLACEBO_COMPARATORMatching Placebo BID
ActiveEXPERIMENTALEligible participant with at least moderate intensity of pain (an average daily pain score of ≥ 4 on the 11 point PI-NRS at baseline) will receive 7.5 mg twice daily (bid) GW856553 for 28 days.
SeretideACTIVE_COMPARATOR -
Healthy male volunteersEXPERIMENTALSix healthy male volunteers aged between 30-60 years old will be recruited for this study,

Interventions

NameTypeDescription
GW856553DRUG7.5 mg GW856553 starting dose, followed 12 hours later by 7.5mg BID
PlaceboDRUGPlacebo
SeretideDRUGActive comparator inhaler
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Eligibility Criteria

Age Range45 Years to N/A
SexALL
Healthy VolunteersNo
Study Sites108

Inclusion Criteria: * Subjects with a NSTEMI, defined as: symptoms (e.g. chest pain, dyspnea) consistent with acute coronary syndrome, lasting at least 10 minutes, with most recent symptoms occurring within the 24 hours prior to presentation, without persistent ST-segment elevation on admission 12-...

Countries:United StatesAustraliaCanadaGermanyIndiaNetherlandsPolandSpainUnited KingdomBulgariaEstoniaRussiaDenmarkNorwaySwedenFinlandLatviaLithuaniaNew ZealandSloveniaSouth AfricaSouth KoreaRomaniaUkraine
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Frequently asked questions about GW856553

What is GW856553 used for?

GW856553 is an investigational small molecule being studied for multiple conditions, including chronic obstructive pulmonary disease (COPD), major depressive disorder, rheumatoid arthritis, atherosclerosis, and neuropathic pain. It has been evaluated in clinical trials for COPD and major depression, among other indications.

Who makes GW856553?

GW856553 is being developed by GSK plc, a global biopharma company listed on the New York Stock Exchange under the ticker GSK. The company has sponsored clinical trials of the drug across multiple countries.

What phase is GW856553 in?

GW856553 is in Phase 2 clinical development. It has completed Phase 2 trials for COPD and major depressive disorder, as well as a Phase 1 study in healthy volunteers. The drug is investigational and has not been approved by regulatory authorities.

What clinical trials is GW856553 in?

GW856553 has completed several clinical trials, including NCT00392587, a Phase 2 study in COPD patients in Germany; NCT00599612, a Phase 1 study in healthy adult males in the UK; NCT00642148, a Phase 2 COPD study with 306 participants across multiple countries; and NCT00976560, a Phase 2 study in major depressive disorder.

Is GW856553 the same as losmapimod?

GW856553 is also known as losmapimod. The drug has been studied under the GW856553 designation in clinical trials, and losmapimod is the alternative name used in scientific literature and development communications.