13 Obesity Clinical Trials in Phoenix, AZ (2026)

Q: How do I join a clinical trial in Phoenix?

Browse available studies, click one that interests you, and complete the free eligibility form. A study coordinator at the Phoenix research site will contact you.

Recruiting Obesity Studies in Phoenix

NCT07567001Recruiting

A Research Study to Look at How Well NNC0487-0111 Works Compared to Placebo in People With Heart Failure and Obesity

This study is being done to look at the safety and effect of NNC0487-0111 in people with Heart Failure with preserved Ejection Fraction (HFpEF) or Heart Failure with mildly reduced Ejection Fraction (...

Phoenix, AZPHASE35,610 participantsNovo Nordisk A/S

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NCT07564414Recruiting

A Research Study to Look at How Two Different Doses of CagriSema and One Dose of Semaglutide Help People Living With Obesity With or Without Type 2 Diabetes Lose Weight

This clinical study is testing how the study medicine CagriSema helps people living with obesity, with or without type 2 diabetes (T2D), lose weight. The purpose of the study is to find out how safe a...

Phoenix, AZPHASE32,500 participantsNovo Nordisk A/S

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NCT06143956Recruiting

A Master Protocol Study (LY900038) of Multiple Intervention-Specific-Appendices (ISAs) in Adult Participants With Obesity or Overweight

The purpose of this Phase-2 chronic weight management master protocol (CWMM) is to create a framework to evaluate the safety and efficacy of various investigational interventions for chronic weight ma...

Phoenix, AZPHASE21,481 participantsEli Lilly and Company

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NCT07284979Recruiting

Efficacy and Safety of KAI-9531 Administered Once Weekly Compared With Semaglutide and Placebo in Participants Living With Obesity Who Do Not Have Diabetes

The primary objective of this study is to demonstrate that KAI-9531 subcutaneous (SC) injection once weekly is superior to semaglutide SC once weekly and to placebo SC once weekly on percent change in...

Phoenix, AZPHASE31,200 participantsKailera

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NCT07284901Recruiting

Efficacy and Safety of KAI-9531 Administered Once Weekly in Participants Living With Obesity or Overweight and Diabetes

The primary objective of this study is to demonstrate that KAI-9531 subcutaneous (SC) injection once weekly is superior to placebo on: * Percent change in body weight * Change in hemoglobin A1c (HbA1...

Phoenix, AZPHASE31,156 participantsKailera

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NCT07392190Recruiting

A Study of Eloralintide (LY3841136) in Participants With Persistent Obesity Who Are Treated With a Weekly Incretin

The main purpose of this study is to evaluate the efficacy and safety of eloralintide compared with placebo in participants with persistent obesity or overweight, with or without type 2 diabetes, and ...

Phoenix, AZPHASE3900 participantsEli Lilly and Company

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NCT07481630Recruiting

A Research Study Investigating How Well the Medicine NNC0487-0111 Helps People With Excess Body Weight and Knee Osteoarthritis Lose Weight and Reduce Pain

The purpose of this clinical study is to find out if NNC0487-0111 is safe and effective for treating people who have excess body weight and knee osteoarthritis. There are 2 study treatments in this st...

Phoenix, AZPHASE3400 participantsNovo Nordisk A/S

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NCT07497880Recruiting

Efficacy and Safety of Oral KAI-7535 in Adult Participants Living With Obesity or Overweight With at Least 1 Weight-Related Comorbidity

The primary objective of this study is to determine the efficacy of oral KAI-7535 once daily compared with placebo on percent change in body weight in participants living with obesity or overweight, w...

Phoenix, AZPHASE2320 participantsKailera

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NCT07446998Recruiting

Proof-of-Concept Study Evaluating Total Body Weight, Physical Function & Safety of Enobosarm in Patients Treated With GLP-1 Receptor Agonist, for Weight Loss

The primary objective of this study is to assess the effect of enobosarm on total body weight...

Phoenix, AZPHASE2200 participantsVeru Inc.

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NCT07215559Recruiting

A Study of Macupatide (LY3532226) and Eloralintide (LY3841136), Alone or in Combination, in Adults With Obesity or Overweight and With Type 2 Diabetes

The purpose of this study is to investigate weight reduction with macupatide and eloralintide, alone or in combination, in adult participants with obesity or overweight and with type 2 diabetes. Parti...

Phoenix, AZPHASE2200 participantsEli Lilly and Company

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NCT07441252Recruiting

A Trial to Evaluate Efficacy and Safety of Maridebart Cafraglutide in Adults Living With Elevated Liver Fat and Obesity or Overweight

The main objective of this trial will be to determine whether maridebart cafraglutide is superior to placebo on reduction in liver fat content and body weight in participants living with obesity or ov...

Phoenix, AZPHASE2180 participantsAmgen

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NCT05545306Recruiting

The Effects of Increasing Caloric Intake on Diet-Induced Thermogenesis and 24h Energy Expenditure

Background: Diet-induced thermogenesis (DIT) is the amount of energy one's body uses to eat food, absorb the nutrients from the food, and process those nutrients. Researchers would like to understand...

Phoenix, AZNA120 participantsNational Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

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NCT06223555Recruiting

Variability In Mixed Meal Tests: Fixed Versus Adjusted to Energy Needs Caloric Dose

Background: Researchers use mixed meal tolerance tests (MMTTs) to look at how people s bodies respond to eating a meal. However, researchers do not agree on how to decide the number of calories to gi...

Phoenix, AZNA79 participantsNational Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)

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About Obesity Clinical Trials in Phoenix

Obesity is a complex chronic disease involving an excessive amount of body fat that increases the risk of other diseases and health problems. It affects over 650 million adults worldwide. Treatment approaches include lifestyle modifications, medications (GLP-1 agonists), and bariatric surgery.

There are currently 13 obesity clinical trials recruiting participants in Phoenix, AZ. These studies are seeking a combined 14,346 participants. Research is being sponsored by Novo Nordisk A/S, Eli Lilly and Company, Kailera and 3 other organizations. Clinical trial participation is free and participants receive study-related medical care at no cost.

Obesity Clinical Trials in Phoenix — FAQ

Are there obesity clinical trials in Phoenix?

Yes, there are 13 obesity clinical trials currently recruiting in Phoenix, AZ. Browse the studies on this page to find one that fits.

How do I join a clinical trial in Phoenix?

Browse the studies listed above, click one that interests you, and complete the free eligibility form. A study coordinator at the Phoenix research site will contact you about next steps.

Are clinical trials in Phoenix free?

Yes, clinical trial participation is always free. Study-related treatment, medical tests, and doctor visits are provided at no cost. Many Phoenix studies also compensate for your time and travel.

What obesity treatments are being tested?

The 13 active trials in Phoenix are testing new therapies including novel drugs, biologics, and treatment approaches for obesity.

Data updated July 22, 2026 from ClinicalTrials.gov