← Trials/Trial dossier/NCT04707313

CompletedPhase 2Results posted

A Study to Evaluate the Efficacy and Safety of PF-06882961 in Adults With Obesity

A PHASE 2B, RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED, PARALLEL GROUP, DOSE-RANGING STUDY TO EVALUATE THE EFFICACY AND SAFETY OF PF-06882961 ADMINISTRATION IN ADULTS WITH OBESITY

Lead sponsor

Pfizer

Asset

Danuglipron

Oral · GLP-1 agonist

Listed sites

41

Recruiting sites

Enrollment

628

actual

Study population

Obesity / overweight

Key I/E criterion

BMI ≥30

Primary endpoints

Cohorts 1 and 2Cohort 3Body weight, % change

Footprint

Where this trial recruits

Site locations as reported to ClinicalTrials.gov. Site count is not enrollment count; per-site enrollment is not available from source.

Identifiers

Registered as

NCT IDNCT04707313
Org study IDC3421019
Secondary ID2020-001312-19

Timeline

Milestones

Study first posted2021-01-13actual
Study start2021-01-29actual
Primary completion2023-09-13actual
Study completion2023-10-11actual
Results first posted2024-10-09actual
Last update posted2024-11-05actual

Assets

Investigational agents

Study populations

Who this study enrolls

Obesity / overweight

Eligibility

Who can enroll

Minimum age18 Years
Maximum age75 Years
SexAll
Healthy volunteersNot accepted

Inclusion criteria

Participants with obesity, defined as a Body Mass Index greater than or equal to 30.0 kg/m2
Stable body weight, defined as <5 kg change (per participant report) for 90 days before visit 1

Exclusion criteria

Any condition possibly affecting drug absorption
Current or prior diagnosis of Type 1 or Type 2 diabetes mellitus or secondary forms of diabetes
History of myocardial infarction, unstable angina, arterial revascularization, stroke, heart failure, or transient ischemic attack within 6 months prior to visit 1
Any malignancy not considered cured
Personal or family history of medullary thyroid carcinoma (MTC) or Multiple Endocrine Neoplasia syndrome type 2 or suspected MTC
History of acute pancreatitis within 180 days (6 months) prior to visit 1 or any history of chronic pancreatitis
Symptomatic gallbladder disease
Medical history or characteristics suggestive of genetic or syndromic obesity or obesity induced by other endocrinological disorders
History of major depressive disorder or other severe psychiatric disorders within the last 2 years
Any lifetime history of a suicide attempt
Known medical history of active liver disease, including chronic active hepatitis B or C, or primary biliary cirrhosis
Known history of HIV
Supine blood pressure greater than or equal to 160 mmHg (systolic) or greater than or equal to 100 mmHg (diastolic)
Clinically relevant ECG abnormalities
Positive urine drug screen
Participation in a formal weight reduction program within 90 days prior to visit 1

Endpoints (52)

What's being measured

Protocol endpoints and posted registry outcome measures, grouped into outcome categories. Composite endpoints show their component event types. Standard codes (LOINC, SNOMED CT) are shown where available.

Coverage by outcome category

Safety / tolerability / PK
23
Weight & body composition
20
Glycemic / diabetes
8
Patient-reported / QoL
1

Weight & body composition

20 endpoints
Primary/registry result

Cohorts 1 and 2: Percent Change From Baseline in Body Weight at End of Treatment at Week 26

Time frame:Baseline, Week 26

percent change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Percent change95% CI
Cohorts 1 and 2: Placebo0.17
Cohort 1: PF-06882961 40mg BID (1-week Titration)-5.43
Cohort 1: PF-06882961 80mg BID (1-week Titration)-4.83
Cohort 1: PF-06882961 120mg BID (1-week Titration)-8.94
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)-6.43
Cohort 1: PF-06882961 160 mg BID (1-week Titration)-9.36
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)-6.96
Cohort 1: PF-06882961 200 mg BID (1-week Titration)-8.96
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)-7.02
Difference to placebo-5.6090% CI-7.41-3.74p<.0001Mixed Models Analysis
Difference to placebo-5.0090% CI-6.80-3.16p<.0001Mixed Models Analysis
Difference to Placebo-9.1090% CI-10.89-7.28p<.0001Mixed Models Analysis
Difference to Placebo-6.6090% CI-8.75-4.39p<.0001Mixed Models Analysis
Difference to Placebo-9.5290% CI-11.43-7.56p<.0001Mixed Models Analysis
Difference to Placebo-7.1290% CI-9.41-4.78p<.0001Mixed Models Analysis
Difference to Placebo-9.1290% CI-11.11-7.08p<.0001Mixed Models Analysis
Difference to Placebo-7.1890% CI-9.32-4.99p<.0001Mixed Models Analysis
Primary/registry result

Cohort 3: Percent Change From Baseline in Body Weight at End of Treatment at Week 32

Time frame:Baseline, Week 32

percent change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Percent change95% CI
Cohort 3: Placebo1.40
Cohort 3: PF-06882961 80mg BID (4-week Titration)-6.92
Cohort 3: PF-06882961 140mg BID (4-week Titration)-7.15
Cohort 3: PF-06882961 200mg BID (4-week Titration)-11.65
Difference to Placebo-8.2190% CI-11.66-4.63p<.0001Mixed Models Analysis
Difference to placebo-8.4490% CI-11.83-4.92p<.0001Mixed Models Analysis
Difference to Placebo-12.8790% CI-16.15-9.47p<.0001Mixed Models Analysis
Primary/protocol endpoint

Cohorts 1 and 2: Percent Change From Baseline in Body Weight at End of Treatment at Week 26

Time frame:Baseline, Week 26

Body weight, % change

percent change from baseline, improvement

Primary/protocol endpoint

Cohort 3: Percent Change From Baseline in Body Weight at End of Treatment at Week 32

Time frame:Baseline, Week 32

Body weight, % change

percent change from baseline, improvement

Secondary/registry result

Cohorts 1 and 2: Number of Participants With >= 5% Body Weight Loss at End of Treatment

Time frame:Week 26

threshold achievement, improvement

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohorts 1 and 2: Placebo6
Cohort 1: PF-06882961 40mg BID (1-week Titration)16
Cohort 1: PF-06882961 80mg BID (1-week Titration)15
Cohort 1: PF-06882961 120mg BID (1-week Titration)17
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)12
Cohort 1: PF-06882961 160 mg BID (1-week Titration)15
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)6
Cohort 1: PF-06882961 200 mg BID (1-week Titration)12
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)8
Odds Ratio (OR)7.3790% CI2.8119.30
Odds Ratio (OR)6.5890% CI2.6216.53
Odds Ratio (OR)16.3390% CI6.4741.24
Odds Ratio (OR)14.2490% CI5.3937.66
Odds Ratio (OR)30.1790% CI11.3580.20
Odds Ratio (OR)9.8890% CI2.9133.53
Odds Ratio (OR)24.4190% CI8.2871.95
Odds Ratio (OR)12.6590% CI4.5635.08
Secondary/registry result

Cohort 3: Number of Participants With >=5% Body Weight Loss at End of Treatment

Time frame:Week 32

threshold achievement, improvement

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohort 3: Placebo0
Cohort 3: PF-06882961 80mg BID (4-week Titration)9
Cohort 3: PF-06882961 140mg BID (4-week Titration)11
Cohort 3: PF-06882961 200mg BID (4-week Titration)10
Odds Ratio (OR)33.4390% CI3.05366.64
Odds Ratio (OR)34.0490% CI3.10373.85
Odds Ratio (OR)127.2190% CI10.551533.46
Secondary/registry result

Cohorts 1 and 2: Percent Change From Baseline in Body Weight at Weeks 2, 4, 6, 8, 10, 12,16, 18, 22

Time frame:Baseline, Weeks 2, 4, 6, 8, 10, 12,16, 18, 22

percent change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Percent Change95% CI
Cohorts 1 and 2: PlaceboWeek 2-0.13
Week 4-0.15
Week 6-0.24
Week 8-0.41
Week 10-0.50
Week 12-0.44
Week 16-0.40
Week 18-0.50
Week 22-0.18
Cohort 1: PF-06882961 40mg BID (1-week Titration)Week 2-0.85
Week 4-1.65
Week 6-2.26
Week 8-2.93
Week 10-3.47
Week 12-3.89
Week 16-4.73
Week 18-4.94
Week 22-5.06
Cohort 1: PF-06882961 80mg BID (1-week Titration)Week 2-0.54
Week 4-1.69
Week 6-2.37
Week 8-2.86
Week 10-3.33
Week 12-3.88
Week 16-4.01
Week 18-4.68
Week 22-5.00
Cohort 1: PF-06882961 120mg BID (1-week Titration)Week 2-0.98
Week 4-1.99
Week 6-2.96
Week 8-3.89
Week 10-4.82
Week 12-5.31
Week 16-6.98
Week 18-7.33
Week 22-8.10
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)Week 2-0.58
Week 4-1.26
Week 6-1.99
Week 8-3.33
Week 10-3.92
Week 12-4.49
Week 16-5.49
Week 18-6.33
Week 22-6.43
Cohort 1: PF-06882961 160 mg BID (1-week Titration)Week 2-0.87
Week 4-1.71
Week 6-2.84
Week 8-3.87
Week 10-4.67
Week 12-5.66
Week 16-7.04
Week 18-7.50
Week 22-8.63
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)Week 2-0.22
Week 4-0.93
Week 6-1.93
Week 8-2.34
Week 10-3.20
Week 12-3.98
Week 16-5.15
Week 18-5.57
Week 22-6.57
Cohort 1: PF-06882961 200 mg BID (1-week Titration)Week 2-0.96
Week 4-1.98
Week 6-2.97
Week 8-3.83
Week 10-4.54
Week 12-5.33
Week 16-6.56
Week 18-7.27
Week 22-8.23
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)Week 2-0.53
Week 4-1.28
Week 6-1.99
Week 8-2.94
Week 10-3.83
Week 12-4.34
Week 16-5.18
Week 18-5.80
Week 22-6.60
Secondary/registry result

Cohort 3: Percent Change From Baseline in Body Weight at Weeks 4, 8, 12, 16, 20, 24 and 28

Time frame:Baseline, Weeks 4, 8, 12, 16, 20, 24 and 28

percent change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Percent Change95% CI
Cohort 3: PlaceboWeek 4-0.37
Week 8-0.06
Week 12-0.08
Week 160.03
Week 200.38
Week 240.36
Week 281.06
Cohort 3: PF-06882961 80mg BID (4-week Titration)Week 4-1.38
Week 8-2.07
Week 12-2.80
Week 16-4.13
Week 20-5.17
Week 24-5.65
Week 28-6.37
Cohort 3: PF-06882961 140mg BID (4-week Titration)Week 4-0.95
Week 8-1.93
Week 12-2.88
Week 16-3.99
Week 20-5.25
Week 24-6.39
Week 28-6.74
Cohort 3: PF-06882961 200mg BID (4-week Titration)Week 4-1.02
Week 8-1.89
Week 12-2.96
Week 16-4.73
Week 20-7.10
Week 24-9.20
Week 28-10.44
Secondary/registry result

Cohorts 1 and 2: Absolute Change From Baseline in Waist Circumference at End of Treatment at Week 26

Time frame:Baseline, Week 26

change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Centimeter95% CI
Cohorts 1 and 2: Placebo-1.25
Cohort 1: PF-06882961 40mg BID (1-week Titration)-6.49
Cohort 1: PF-06882961 80mg BID (1-week Titration)-5.75
Cohort 1: PF-06882961 120mg BID (1-week Titration)-6.19
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)-5.98
Cohort 1: PF-06882961 160 mg BID (1-week Titration)-9.05
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)-7.41
Cohort 1: PF-06882961 200 mg BID (1-week Titration)-7.56
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)-6.36
Secondary/registry result

Cohort 3: Absolute Change From Baseline in Waist Circumference at End of Treatment at Week 32

Time frame:Baseline, Week 32

change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Centimeter95% CI
Cohort 3: Placebo0.19
Cohort 3: PF-06882961 80mg BID (4-week Titration)-6.27
Cohort 3: PF-06882961 140mg BID (4-week Titration)-7.77
Cohort 3: PF-06882961 200mg BID (4-week Titration)-11.43
Secondary/registry result

Cohorts 1 and 2: Absolute Change From Baseline in Waist-to-hip Ratio at End of Treatment at Week 26

Time frame:Baseline, Week 26

change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Ratio95% CI
Cohorts 1 and 2: Placebo-0.002
Cohort 1: PF-06882961 40mg BID (1-week Titration)-0.002
Cohort 1: PF-06882961 80mg BID (1-week Titration)-0.015
Cohort 1: PF-06882961 120mg BID (1-week Titration)0.001
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)-0.014
Cohort 1: PF-06882961 160 mg BID (1-week Titration)-0.015
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)-0.014
Cohort 1: PF-06882961 200 mg BID (1-week Titration)-0.007
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)0.004
Secondary/registry result

Cohort 3: Absolute Change From Baseline in Waist-to-hip Ratio at End of Treatment at Week 32

Time frame:Baseline, Week 32

change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Ratio95% CI
Cohort 3: Placebo0.010
Cohort 3: PF-06882961 80mg BID (4-week Titration)-0.012
Cohort 3: PF-06882961 140mg BID (4-week Titration)-0.009
Cohort 3: PF-06882961 200mg BID (4-week Titration)-0.016
Secondary/protocol endpoint

Cohorts 1 and 2: Number of Participants With >= 5% Body Weight Loss at End of Treatment

Time frame:Week 26

≥5% weight-loss responders

threshold achievement, improvement

Secondary/protocol endpoint

Cohort 3: Number of Participants With >=5% Body Weight Loss at End of Treatment

Time frame:Week 32

≥5% weight-loss responders

threshold achievement, improvement

Secondary/protocol endpoint

Cohorts 1 and 2: Percent Change From Baseline in Body Weight at Weeks 2, 4, 6, 8, 10, 12,16, 18, 22

Time frame:Baseline, Weeks 2, 4, 6, 8, 10, 12,16, 18, 22

Body weight, % change

percent change from baseline, improvement

Secondary/protocol endpoint

Cohort 3: Percent Change From Baseline in Body Weight at Weeks 4, 8, 12, 16, 20, 24 and 28

Time frame:Baseline, Weeks 4, 8, 12, 16, 20, 24 and 28

Body weight, % change

percent change from baseline, improvement

Secondary/protocol endpoint

Cohorts 1 and 2: Absolute Change From Baseline in Waist Circumference at End of Treatment at Week 26

Time frame:Baseline, Week 26

Waist circumference, change

change from baseline, improvement

Secondary/protocol endpoint

Cohort 3: Absolute Change From Baseline in Waist Circumference at End of Treatment at Week 32

Time frame:Baseline, Week 32

Waist circumference, change

change from baseline, improvement

Secondary/protocol endpoint

Cohorts 1 and 2: Absolute Change From Baseline in Waist-to-hip Ratio at End of Treatment at Week 26

Time frame:Baseline, Week 26

change from baseline, improvement

Secondary/protocol endpoint

Cohort 3: Absolute Change From Baseline in Waist-to-hip Ratio at End of Treatment at Week 32

Time frame:Baseline, Week 32

change from baseline, improvement

Glycemic / diabetes

8 endpoints
Secondary/registry result

Cohorts 1 and 2: Absolute Change From Baseline in Percentage Hemoglobin A1c (HbA1c) at Weeks 16 and 26

Time frame:Baseline, Weeks 16 and 26

change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Percentage of HbA1c95% CI
Cohorts 1 and 2: PlaceboWeek 160.00
Week 260.01
Cohort 1: PF-06882961 40mg BID (1-week Titration)Week 16-0.24
Week 26-0.17
Cohort 1: PF-06882961 80mg BID (1-week Titration)Week 16-0.24
Week 26-0.13
Cohort 1: PF-06882961 120mg BID (1-week Titration)Week 16-0.26
Week 26-0.22
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)Week 16-0.25
Week 26-0.16
Cohort 1: PF-06882961 160 mg BID (1-week Titration)Week 16-0.29
Week 26-0.31
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)Week 16-0.18
Week 26-0.13
Cohort 1: PF-06882961 200 mg BID (1-week Titration)Week 16-0.23
Week 26-0.17
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)Week 16-0.24
Week 26-0.26
Secondary/registry result

Cohort 3: Absolute Change From Baseline in Percentage HbA1c at Weeks 16, 24 and 32

Time frame:Baseline, Weeks 16, 24 and 32

change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Percentage of HbA1c95% CI
Cohort 3: PlaceboWeek 16-0.05
Week 240.05
Week 32-0.02
Cohort 3: PF-06882961 80mg BID (4-week Titration)Week 16-0.16
Week 24-0.13
Week 32-0.11
Cohort 3: PF-06882961 140mg BID (4-week Titration)Week 16-0.26
Week 24-0.21
Week 32-0.27
Cohort 3: PF-06882961 200mg BID (4-week Titration)Week 16-0.29
Week 24-0.31
Week 32-0.41
Secondary/registry result

Cohorts 1 and 2: Absolute Change From Baseline in Fasting Plasma Glucose (FPG) at Weeks 2, 4, 6, 8, 10, 12, 16, 18, 22, 26

Time frame:Baseline, Weeks 2, 4, 6, 8, 10, 12, 16, 18, 22, 26

change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Milligram per deciliter95% CI
Cohorts 1 and 2: PlaceboWeek 23.22
Week 43.38
Week 61.45
Week 81.61
Week 102.47
Week 122.57
Week 160.50
Week 184.34
Week 224.83
Week 263.34
Cohort 1: PF-06882961 40mg BID (1-week Titration)Week 2-2.93
Week 4-2.75
Week 6-4.28
Week 8-3.72
Week 10-2.52
Week 12-2.70
Week 16-2.67
Week 18-0.44
Week 220.38
Week 26-3.37
Cohort 1: PF-06882961 80mg BID (1-week Titration)Week 2-2.56
Week 4-2.97
Week 6-2.29
Week 8-3.15
Week 10-1.79
Week 12-0.77
Week 16-2.04
Week 18-3.73
Week 22-3.22
Week 26-3.43
Cohort 1: PF-06882961 120mg BID (1-week Titration)Week 2-4.02
Week 4-3.59
Week 6-6.38
Week 8-2.56
Week 10-4.74
Week 12-2.24
Week 16-2.56
Week 180.19
Week 22-4.27
Week 26-4.02
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)Week 2-2.02
Week 4-0.83
Week 6-4.17
Week 8-2.77
Week 10-2.60
Week 12-1.22
Week 16-6.99
Week 18-0.96
Week 22-1.78
Week 26-3.75
Cohort 1: PF-06882961 160 mg BID (1-week Titration)Week 2-4.51
Week 4-4.81
Week 6-3.46
Week 8-4.48
Week 10-4.17
Week 12-4.86
Week 16-6.62
Week 18-4.76
Week 22-2.03
Week 26-6.00
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)Week 2-1.16
Week 4-2.56
Week 6-3.06
Week 8-4.07
Week 10-5.26
Week 12-4.65
Week 16-5.73
Week 18-5.23
Week 22-1.65
Week 26-3.50
Cohort 1: PF-06882961 200 mg BID (1-week Titration)Week 2-2.82
Week 4-6.24
Week 6-4.32
Week 8-4.90
Week 10-5.35
Week 12-3.01
Week 16-4.67
Week 180.11
Week 22-4.64
Week 26-6.60
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)Week 2-2.93
Week 4-3.86
Week 6-4.64
Week 8-2.82
Week 10-2.85
Week 12-3.19
Week 16-5.24
Week 180.53
Week 22-5.08
Week 26-5.01
Secondary/registry result

Cohort 3: Absolute Change From Baseline in FPG at Weeks 4, 8, 12, 16, 20, 24, 28, 32

Time frame:Baseline, Weeks 4, 8, 12, 16, 20, 24, 28, 32

change from baseline, improvement

Posted result

GroupValue (least_squares_mean), Milligram per deciliter95% CI
Cohort 3: PlaceboWeek 4-1.82
Week 80.10
Week 12-1.28
Week 16-5.75
Week 201.52
Week 24-2.80
Week 281.67
Week 32-1.81
Cohort 3: PF-06882961 80mg BID (4-week Titration)Week 4-0.83
Week 81.79
Week 12-1.80
Week 16-5.18
Week 20-1.95
Week 24-0.13
Week 28-0.15
Week 321.28
Cohort 3: PF-06882961 140mg BID (4-week Titration)Week 40.96
Week 8-1.16
Week 121.56
Week 16-2.43
Week 20-4.78
Week 24-2.00
Week 28-4.53
Week 32-1.65
Cohort 3: PF-06882961 200mg BID (4-week Titration)Week 43.84
Week 82.52
Week 12-0.42
Week 160.88
Week 20-1.39
Week 241.62
Week 280.90
Week 32-1.73
Secondary/protocol endpoint

Cohorts 1 and 2: Absolute Change From Baseline in Percentage Hemoglobin A1c (HbA1c) at Weeks 16 and 26

Time frame:Baseline, Weeks 16 and 26

HbA1c, change

change from baseline, improvement

LOINC 4548-4

Secondary/protocol endpoint

Cohort 3: Absolute Change From Baseline in Percentage HbA1c at Weeks 16, 24 and 32

Time frame:Baseline, Weeks 16, 24 and 32

HbA1c, change

change from baseline, improvement

LOINC 4548-4

Secondary/protocol endpoint

Cohorts 1 and 2: Absolute Change From Baseline in Fasting Plasma Glucose (FPG) at Weeks 2, 4, 6, 8, 10, 12, 16, 18, 22, 26

Time frame:Baseline, Weeks 2, 4, 6, 8, 10, 12, 16, 18, 22, 26

Fasting glucose, change

change from baseline, improvement

LOINC 1558-6

Secondary/protocol endpoint

Cohort 3: Absolute Change From Baseline in FPG at Weeks 4, 8, 12, 16, 20, 24, 28, 32

Time frame:Baseline, Weeks 4, 8, 12, 16, 20, 24, 28, 32

Fasting glucose, change

change from baseline, improvement

LOINC 1558-6

Patient-reported / QoL

1 endpoint
Secondary/registry result

Cohort 1 and 2: Number of Participants With Scores on the Patient Health Questionnaire-9 (PHQ-9) Leading to Study Discontinuation

Time frame:Week 0 (Baseline) , 2, 4, 6, 8, 10, 12, 16, 18, 22, 26, Follow-up (Week 31)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohorts 1 and 2: Placebo0
Cohort 1: PF-06882961 40mg BID (1-week Titration)0
Cohort 1: PF-06882961 80mg BID (1-week Titration)0
Cohort 1: PF-06882961 120mg BID (1-week Titration)0
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)0
Cohort 1: PF-06882961 160 mg BID (1-week Titration)0
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)0
Cohort 1: PF-06882961 200 mg BID (1-week Titration)0
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)0

Safety / tolerability / PK

23 endpoints
Secondary/registry result

Cohorts 1 and 2: Number of Participants With Treatment Emergent Adverse Events (TEAEs) and Treatment Emergent Serious AEs (TESAEs)

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (maximum up to 31 weeks)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohorts 1 and 2: PlaceboTEAEs50
TESAEs1
Cohort 1: PF-06882961 40mg BID (1-week Titration)TEAEs52
TESAEs2
Cohort 1: PF-06882961 80mg BID (1-week Titration)TEAEs59
TESAEs1
Cohort 1: PF-06882961 120mg BID (1-week Titration)TEAEs54
TESAEs0
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)TEAEs32
TESAEs1
Cohort 1: PF-06882961 160 mg BID (1-week Titration)TEAEs59
TESAEs1
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)TEAEs30
TESAEs0
Cohort 1: PF-06882961 200 mg BID (1-week Titration)TEAEs59
TESAEs5
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)TEAEs30
TESAEs1
Secondary/registry result

Cohort 3: Number of Participants With TEAEs and TESAEs

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (maximum up to 37 weeks)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohort 3: PlaceboTEAEs13
TESAEs0
Cohort 3: PF-06882961 80mg BID (4-week Titration)TEAEs30
TESAEs2
Cohort 3: PF-06882961 140mg BID (4-week Titration)TEAEs34
TESAEs2
Cohort 3: PF-06882961 200mg BID (4-week Titration)TEAEs34
TESAEs3
Secondary/registry result

Cohorts 1 and 2: Number of Participants With Laboratory Abnormalities, Without Regard to Baseline Abnormality

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 31 weeks)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohorts 1 and 2: Placebo66
Cohort 1: PF-06882961 40mg BID (1-week Titration)56
Cohort 1: PF-06882961 80mg BID (1-week Titration)60
Cohort 1: PF-06882961 120mg BID (1-week Titration)57
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)37
Cohort 1: PF-06882961 160 mg BID (1-week Titration)54
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)33
Cohort 1: PF-06882961 200 mg BID (1-week Titration)59
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)33
Secondary/registry result

Cohort 3: Number of Participants With Laboratory Abnormalities, Without Regard to Baseline Abnormality

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 37 weeks)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohort 3: Placebo15
Cohort 3: PF-06882961 80mg BID (4-week Titration)31
Cohort 3: PF-06882961 140mg BID (4-week Titration)34
Cohort 3: PF-06882961 200mg BID (4-week Titration)32
Secondary/registry result

Cohorts 1 and 2: Number of Participants According to Categorization of Vital Signs Data

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 31 weeks)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohorts 1 and 2: PlaceboSBP Value < 900
DBP Value < 500
PR <40 beats per minute0
PR >120 beats per minute0
Cohort 1: PF-06882961 40mg BID (1-week Titration)SBP Value < 900
DBP Value < 500
PR <40 beats per minute0
PR >120 beats per minute0
Cohort 1: PF-06882961 80mg BID (1-week Titration)SBP Value < 901
DBP Value < 501
PR <40 beats per minute0
PR >120 beats per minute0
Cohort 1: PF-06882961 120mg BID (1-week Titration)SBP Value < 900
DBP Value < 500
PR <40 beats per minute0
PR >120 beats per minute0
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)SBP Value < 901
DBP Value < 500
PR <40 beats per minute0
PR >120 beats per minute0
Cohort 1: PF-06882961 160 mg BID (1-week Titration)SBP Value < 902
DBP Value < 500
PR <40 beats per minute0
PR >120 beats per minute0
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)SBP Value < 901
DBP Value < 500
PR <40 beats per minute0
PR >120 beats per minute0
Cohort 1: PF-06882961 200 mg BID (1-week Titration)SBP Value < 900
DBP Value < 500
PR <40 beats per minute0
PR >120 beats per minute0
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)SBP Value < 900
DBP Value < 500
PR <40 beats per minute0
PR >120 beats per minute0
Secondary/registry result

Cohort 3: Number of Participants According to Categorization of Vital Signs Data

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 37 weeks)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohort 3: PlaceboDBP Value < 500
SBP Value < 900
PR <40 beats per minute0
PR >120 beats per minute0
Cohort 3: PF-06882961 80mg BID (4-week Titration)DBP Value < 500
SBP Value < 900
PR <40 beats per minute0
PR >120 beats per minute0
Cohort 3: PF-06882961 140mg BID (4-week Titration)DBP Value < 501
SBP Value < 900
PR <40 beats per minute0
PR >120 beats per minute0
Cohort 3: PF-06882961 200mg BID (4-week Titration)DBP Value < 500
SBP Value < 900
PR <40 beats per minute0
PR >120 beats per minute0
Secondary/registry result

Cohorts 1 and 2: Number of Participants According to Categorization of Electrocardiogram (ECG) Parameters

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 31 weeks)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohorts 1 and 2: PlaceboQRS interval >=1400
QTCF interval >5000
PR interval >=3000
Cohort 1: PF-06882961 40mg BID (1-week Titration)QRS interval >=1400
QTCF interval >5000
PR interval >=3000
Cohort 1: PF-06882961 80mg BID (1-week Titration)QRS interval >=1401
QTCF interval >5000
PR interval >=3000
Cohort 1: PF-06882961 120mg BID (1-week Titration)QRS interval >=1400
QTCF interval >5000
PR interval >=3000
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)QRS interval >=1400
QTCF interval >5000
PR interval >=3000
Cohort 1: PF-06882961 160 mg BID (1-week Titration)QRS interval >=1401
QTCF interval >5000
PR interval >=3000
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)QRS interval >=1400
QTCF interval >5000
PR interval >=3000
Cohort 1: PF-06882961 200 mg BID (1-week Titration)QRS interval >=1400
QTCF interval >5000
PR interval >=3000
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)QRS interval >=1400
QTCF interval >5000
PR interval >=3000
Secondary/registry result

Cohort 3: Number of Participants According to Categorization of ECG Parameters

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 37 weeks)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohort 3: PlaceboQRS interval >=1400
QTCF interval >5000
PR interval >=3000
Cohort 3: PF-06882961 80mg BID (4-week Titration)QRS interval >=1400
QTCF interval >5000
PR interval >=3000
Cohort 3: PF-06882961 140mg BID (4-week Titration)QRS interval >=1400
QTCF interval >5000
PR interval >=3000
Cohort 3: PF-06882961 200mg BID (4-week Titration)QRS interval >=1401
QTCF interval >5000
PR interval >=3000
Secondary/registry result

Cohorts 1 and 2: Number of Participants With Categorical Scores on Columbia-Suicide Severity Rating Scale (C-SSRS) Leading to Study Discontinuation

Time frame:Week 0 (Baseline), 2, 4, 6, 8, 10, 12, 16, 18, 22, 26, Follow-up (Week 31)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohorts 1 and 2: Placebo0
Cohort 1: PF-06882961 40mg BID (1-week Titration)0
Cohort 1: PF-06882961 80mg BID (1-week Titration)0
Cohort 1: PF-06882961 120mg BID (1-week Titration)0
Cohorts 1 and 2: PF-06882961 120 mg BID (2-week Titration)0
Cohort 1: PF-06882961 160 mg BID (1-week Titration)0
Cohorts 1 and 2: PF-06882961 160 mg BID (2-week Titration)0
Cohort 1: PF-06882961 200 mg BID (1-week Titration)0
Cohorts 1 and 2: PF-06882961 200 mg BID (2-week Titration)0
Secondary/registry result

Cohort 3: Number of Participants With Categorical Scores on C-SSRS Leading to Study Discontinuation

Time frame:Week 0 (Baseline), 4, 8, 12, 16, 20, 24, 28, 32, Follow-up (Week 37)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohort 3: Placebo0
Cohort 3: PF-06882961 80mg BID (4-week Titration)0
Cohort 3: PF-06882961 140mg BID (4-week Titration)0
Cohort 3: PF-06882961 200mg BID (4-week Titration)0
Secondary/registry result

Cohort 3: Number of Participants With Scores on the PHQ-9 Leading to Study Discontinuation

Time frame:Week 0 (Baseline), 4, 8, 12, 16, 20, 24, 28, 32, Follow-up (Week 37)

event count, event

Posted result

GroupValue (count_of_participants), Participants95% CI
Cohort 3: Placebo0
Cohort 3: PF-06882961 80mg BID (4-week Titration)0
Cohort 3: PF-06882961 140mg BID (4-week Titration)0
Cohort 3: PF-06882961 200mg BID (4-week Titration)0
Secondary/protocol endpoint

Cohorts 1 and 2: Number of Participants With Treatment Emergent Adverse Events (TEAEs) and Treatment Emergent Serious AEs (TESAEs)

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (maximum up to 31 weeks)

Treatment-emergent AEs (any)

event count, event

componentsTreatment-emergent AEs (any), Serious AEs (any)

Secondary/protocol endpoint

Cohort 3: Number of Participants With TEAEs and TESAEs

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (maximum up to 37 weeks)

Treatment-emergent AEs (any)

event count, event

componentsTreatment-emergent AEs (any), Serious AEs (any)

Secondary/protocol endpoint

Cohorts 1 and 2: Number of Participants With Laboratory Abnormalities, Without Regard to Baseline Abnormality

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 31 weeks)

event count, event

Secondary/protocol endpoint

Cohort 3: Number of Participants With Laboratory Abnormalities, Without Regard to Baseline Abnormality

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 37 weeks)

descriptive

Secondary/protocol endpoint

Cohorts 1 and 2: Number of Participants According to Categorization of Vital Signs Data

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 31 weeks)

threshold achievement, event

componentsSystolic BP, change, Diastolic BP, change, Heart rate, change

Secondary/protocol endpoint

Cohort 3: Number of Participants According to Categorization of Vital Signs Data

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 37 weeks)

threshold achievement, event

componentsSystolic BP, change, Diastolic BP, change, Heart rate, change

Secondary/protocol endpoint

Cohorts 1 and 2: Number of Participants According to Categorization of Electrocardiogram (ECG) Parameters

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 31 weeks)

descriptive

Secondary/protocol endpoint

Cohort 3: Number of Participants According to Categorization of ECG Parameters

Time frame:From first dose of study intervention on Day 1 up to 28-35 days after last dose of study treatment (up to 37 weeks)

threshold achievement, event

Secondary/protocol endpoint

Cohorts 1 and 2: Number of Participants With Categorical Scores on Columbia-Suicide Severity Rating Scale (C-SSRS) Leading to Study Discontinuation

Time frame:Week 0 (Baseline), 2, 4, 6, 8, 10, 12, 16, 18, 22, 26, Follow-up (Week 31)

event count, event

Secondary/protocol endpoint

Cohort 3: Number of Participants With Categorical Scores on C-SSRS Leading to Study Discontinuation

Time frame:Week 0 (Baseline), 4, 8, 12, 16, 20, 24, 28, 32, Follow-up (Week 37)

Discontinuation due to AE

event count, event

Secondary/protocol endpoint

Cohort 1 and 2: Number of Participants With Scores on the Patient Health Questionnaire-9 (PHQ-9) Leading to Study Discontinuation

Time frame:Week 0 (Baseline) , 2, 4, 6, 8, 10, 12, 16, 18, 22, 26, Follow-up (Week 31)

Discontinuation due to AE

event count, event

Secondary/protocol endpoint

Cohort 3: Number of Participants With Scores on the PHQ-9 Leading to Study Discontinuation

Time frame:Week 0 (Baseline), 4, 8, 12, 16, 20, 24, 28, 32, Follow-up (Week 37)

Discontinuation due to AE

event count, event

Publications (1)

Bibliography

Records linked to this trial through ClinicalTrials.gov references, PubMed NCT search, and curated study seeds. 'Canonical' marks design/result papers; others are registry references or candidates.

Registry references + supporting bibliography

Provenance

Sources

Trial identity, design, statusClinicalTrials.gov API v2
Snapshot dateJuly 1, 2026
Endpoint classificationDelfa endpoint taxonomy v2 (May 13, 2026)
Results tableClinicalTrials.gov results section

Trial facts come from public ClinicalTrials.gov records. Endpoint categories are Delfa's classification of those records, not a ClinicalTrials.gov field. All figures reflect the July 1, 2026 snapshot.