PF-08653944 for Obesity and Type 2 Diabetes

Not currently recruiting at 227 trial locations
Age: 18+
Sex: Any
Trial Phase: Phase 3
Sponsor: Pfizer
Must be taking: Oral antidiabetics
Pivotal Trial (Near Approval)This treatment is in the last trial phase before FDA approval
Prior Safety DataThis treatment has passed at least one previous human trial

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial aims to evaluate the safety and effectiveness of a new treatment, PF-08653944, for weight loss in individuals with obesity and type 2 diabetes. Participants will learn to self-administer the treatment through weekly injections under the skin in the abdominal area. Some will receive the actual treatment, while others will receive a placebo (a look-alike injection with no medicine) for comparison. This trial suits those with type 2 diabetes for at least six months, a BMI of 27 or more, and a history of unsuccessful weight loss attempts. Participants will engage in the study for about 21 months, including study visits and phone check-ins. As a Phase 3 trial, this study represents the final step before FDA approval, offering participants a chance to contribute to the development of a potentially groundbreaking treatment.

Do I have to stop taking my current medications for the trial?

You may need to stop certain medications. You cannot be on GLP-1 agonists, insulin, or DPP-4 inhibitors, and you should not have taken weight loss medications or chronic glucocorticoid therapy in the last 3 months.

Is there any evidence suggesting that this trial's treatments are likely to be safe?

Research has shown that PF-08653944, a new medicine being tested for obesity and type 2 diabetes, has been generally well-tolerated in past studies. Earlier research found that this treatment is safe for most people, as they did not experience serious side effects. One study noted that the treatment was safe to use for up to 28 weeks, indicating that participants did not face major health problems during that period.

This treatment belongs to a group of drugs called GLP-1 receptor agonists, which help manage weight and blood sugar levels. These drugs are commonly used for similar health issues and are considered relatively safe, though some people might experience mild side effects like nausea or digestive problems. Overall, the consistent results from these studies support the safety of PF-08653944 for many people. However, like any treatment, risks exist, so discussing these with a healthcare provider is important.12345

Why do researchers think this study treatment might be promising for obesity and type 2 diabetes?

Unlike the standard treatments for obesity and Type 2 diabetes, which often involve oral medications or lifestyle changes, PF-08653944 is administered through a subcutaneous injection. This new treatment is unique because it targets the condition in a potentially more direct and effective manner. Researchers are excited about PF-08653944 as it could offer a novel approach to managing these conditions, possibly improving patient outcomes with a different mechanism of action compared to existing therapies like metformin or GLP-1 receptor agonists.

What evidence suggests that this trial's treatments could be effective for obesity and type 2 diabetes?

Research has shown that PF-08653944, which participants in this trial may receive, holds promise for weight loss in individuals with obesity and type 2 diabetes. Studies have found that taking this treatment once a month results in significant weight loss. In earlier trials, patients using PF-08653944 lost more weight than those who received a placebo. This treatment helps the body better control appetite and sugar levels. Early results are positive, suggesting it could effectively manage both weight and type 2 diabetes.12346

Who Is on the Research Team?

PC

Pfizer CT.gov Call Center

Principal Investigator

Pfizer

Are You a Good Fit for This Trial?

This trial is for adults (18+) who are overweight or obese (BMI ≥27) and have had type 2 diabetes for at least 6 months. Participants must be willing to give themselves weekly injections, monitor their blood sugar, and not be on certain diabetes medications like insulin or GLP-1 agonists.

Inclusion Criteria

My BMI is 27 or higher.
I am 18 years old or older.
Participants must be motivated and willing to self-inject study medication (or be aided by caregiver if needed) and perform finger-stick glucose monitoring as required
See 4 more

Exclusion Criteria

I am currently pregnant or breastfeeding.
I have had or plan to have weight loss surgery.
I have taken steroid medications for more than 2 weeks in the past 3 months.
See 5 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Treatment

Participants receive PF-08653944 or placebo by subcutaneous injection once every week

21 months
14 visits (in-person), 5 visits (phone)

Follow-up

Participants are monitored for safety and effectiveness after treatment

4 weeks

What Are the Treatments Tested in This Trial?

Interventions

  • PF-08653944
  • Placebo

Trial Overview

The study tests a new medicine called PF-08653944 given as a weekly shot under the skin versus a placebo (inactive shot). The goal is to see if it helps people with obesity/overweight and type 2 diabetes lose weight safely over about 21 months.

How Is the Trial Designed?

4

Treatment groups

Experimental Treatment

Placebo Group

Group I: Treatment Arm 3Experimental Treatment1 Intervention
Group II: Treatment Arm 2Experimental Treatment1 Intervention
Group III: Treatment Arm 1Experimental Treatment1 Intervention
Group IV: PlaceboPlacebo Group1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

Pfizer

Lead Sponsor

Trials
4,712
Recruited
50,980,000+
Known For
Vaccine Innovations
Top Products
Viagra, Zoloft, Lipitor, Prevnar 13

Albert Bourla

Pfizer

Chief Executive Officer since 2019

PhD in Biotechnology of Reproduction, Aristotle University of Thessaloniki

Patrizia Cavazzoni profile image

Patrizia Cavazzoni

Pfizer

Chief Medical Officer

MD from McGill University

Citations

Pfizer's Ultra-Long-Acting Injectable GLP-1 RA Shows ...

VESPER-3 reinforces confidence in monthly dosing of PF-08653944 (MET-097i), including the potential for higher dosing regimens in Phase 3 ...

A Study to Learn About the Study Medicine (PF-08653944) ...

A Study to Learn About the Study Medicine (PF-08653944) in People With Obesity or Overweight and Type 2 Diabetes (T2D). ClinicalTrials.gov ID NCT07400653.

Pfizer Phase IIb Data Support Monthly GLP-1 Dosing for ...

VESPER-3 trial demonstrated significant placebo-adjusted weight loss with monthly dosing of PF-08653944, supporting its potential as a viable ...

Clinical Trial for Obesity, Overweight and/or ...

The purpose of this clinical study is to learn about the safety and effects of the study medicine to help adults with obesity or overweight and type 2 diabetes ...

New Monthly GLP-1 Data Shows Potential in Obesity ...

Pfizer's PF-08653944 achieved significant weight loss with monthly dosing, reducing dosing frequency while maintaining efficacy in the VESPER-3 ...

Pfizer's PF-08653944 Shows Positive Phase 2b Results for ...

Monthly GLP-1 injections are getting real. Pfizer just reported positive topline Phase 2b (VESPER-3) data for its investigational ...