Clinical trials · Illinois
Obesity clinical trials in Illinois
We’re tracking 62 recruiting obesity studies with a site in Illinois — including Phase 1, Phase 2 and Phase 3 studies, each written for real people, not researchers.
Recruiting studies in Illinois
- NCT07794579RecruitingPhase 3
Study of orforglipron for people with overweight at risk of health problems
This trial tests a new medicine, orforglipron, to help people with overweight who are at risk of developing weight-related health issues. It aims to see if the medicine can help with weight management and reduce risks before more serious conditions develop.
Chicago, IllinoisAges 18 years+ - NCT07595549RecruitingPhase 3
Testing Berobenatide for Weight Loss in Overweight Adults
This study tests a new medicine called berobenatide to help people with overweight or obesity lose weight. The medicine may also help improve related health conditions like high blood pressure, high cholesterol, or type 2 diabetes.
Chicago, IllinoisAges 18 years+ - NCT07817875RecruitingPhase 3
Tirzepatide for weight loss in children aged 6 to under 12
This study tests a once-weekly medication called tirzepatide to help children aged 6 to under 12 with obesity lose weight. It compares the medication to a placebo (inactive shot) to see if it safely helps with weight loss in this age group.
Chicago, IllinoisAges 6–11 - NCT07784725RecruitingPhase 3
Study of a weight loss injection for adults with obesity
This study tests a new medicine to help adults with obesity or overweight lose weight. It's for people who have had trouble losing weight in the past and don't have diabetes.
Champaign, IllinoisAges 18 years+ - NCT07784270RecruitingPhase 3
Weight loss injection for adults with type 2 diabetes and overweight
This study tests a new injected medicine that may help people with type 2 diabetes and overweight or obesity lose weight. The trial will see how well it works and if it is safe compared to a placebo.
Melrose Park, IllinoisAges 18 years+ - NCT07776509RecruitingPhase 3
Adding a new drug to current weight-loss therapy for adults with obesity or overweight
This study tests a new medication (AZD6234) added to your current weight-management medication (an incretin-based drug) to see if it helps with weight loss. You may be eligible if you are overweight or obese with related health issues or type 2 diabetes.
Champaign, IllinoisAges 18 years+ - NCT07752979RecruitingPhase 2
New drug for weight loss in adults with obesity or overweight
This study tests an investigational drug called ABBV-295 to see if it helps adults with obesity or overweight who have weight-related health conditions lose weight. It may offer a new treatment option for managing weight and improving overall health.
Chicago, IllinoisAges 18–75 - NCT07743463RecruitingPhase 3
Daily pill for weight loss in adults with excess weight or weight-related health issues
This study tests a once-daily pill called ASC30 to help adults with obesity or overweight who also have conditions like high blood pressure, sleep apnea, or heart disease lose weight. The pill may work by affecting appetite and blood sugar, and the study aims to see how effective and safe it is.
Schaumburg, IllinoisAges 18 years+ - NCT07743450RecruitingPhase 3
Daily oral medication for weight loss in adults with obesity and type 2 diabetes
This study tests a once-a-day pill for adults who are overweight or have obesity and also have type 2 diabetes. The goal is to see if the medication helps with weight loss and improves blood sugar control.
Schaumburg, IllinoisAges 18 years+ - NCT07685808RecruitingPhase 2
Testing a weight loss injection for people with overweight or obesity
This study tests an injectable medication called Olatorepatide to help people with overweight or obesity lose weight. It is only for people without diabetes who meet specific body mass index (BMI) requirements.
Chicago, IllinoisAges 18 years+ - NCT07654361RecruitingPhase 3
A new pill for weight loss in obesity and overweight
This study tests an investigational pill called aleniglipron to see if it helps people with obesity or overweight who also have a weight-related health problem (like high blood pressure) lose weight safely. It is a Phase 3 trial, meaning it is in the final stages before seeking approval.
Chicago, IllinoisAges 18–79 - NCT07589608RecruitingPhase 2
Weight Loss Study With Two New Injectable Medications
This study tests two new injectable drugs (macupatide and eloralintide) alone or together to help adults with obesity or excess weight lose weight. The goal is to see if these medications are safe and effective for weight management.
Chicago, IllinoisAges 18–75 - NCT07575399RecruitingPhase 3
Switching to a New Weight-Loss Medication From Current GLP-1
This trial tests whether switching from your current GLP-1 medication (like Ozempic or Wegovy) to a new drug called maridebart cafraglutide works as well or better for weight management. You must have already lost at least 10% of your body weight on your current GLP-1 and be doing well with it.
Skokie, IllinoisAges 18–99 - NCT07564414RecruitingPhase 3
Weight Loss Study Comparing Two Doses of CagriSema
This study tests whether a new combination medication called CagriSema (in two different doses) helps people with obesity lose weight. You may qualify if you're 18 or older, have a BMI of 35 or higher, and either don't have type 2 diabetes or have it well-controlled.
Skokie, IllinoisAges 18 years+ - NCT07567001RecruitingPhase 3
Testing NNC0487-0111 for Heart Failure and Obesity
This study tests whether a new medication called NNC0487-0111 can help people with heart failure who also have obesity. Researchers will compare it to a placebo (inactive pill) to see if it improves heart function and overall health.
Hazel Crest, IllinoisAges 18 years+ - NCT07392190RecruitingPhase 3
Study of eloralintide for people with persistent obesity
This trial tests if adding eloralintide helps people who are still obese or overweight while taking weekly incretin therapy. It aims to support additional weight loss for those who haven't reached their goals.
Chicago, IllinoisAges 18 years+ - NCT07353931RecruitingPhase 3
Study of eloralintide for knee osteoarthritis pain in people with overweight or obesity
This trial tests an investigational drug called eloralintide to see if it can reduce knee pain in people with osteoarthritis who also have overweight or obesity. You may be able to join if you have knee osteoarthritis, a BMI of 27 or higher, and have tried to lose weight with diet before.
Chicago, IllinoisAges 18 years+ - NCT07351058RecruitingPhase 3
Enicepatide for weight loss in people with type 2 diabetes
This trial tests an investigational medication, Enicepatide, to see if it helps people with obesity or overweight and type 2 diabetes lose weight and improve blood sugar control. You will receive weekly injections and regular check-ups.
Springfield, IllinoisAges 18 years+ - NCT07351045RecruitingPhase 3
Study of enicepatide for weight loss in obesity or overweight
This study tests a new injectable medication called enicepatide for people with obesity or overweight who have not been able to lose weight through diet and exercise alone. It may help you lose weight and improve health conditions linked to excess weight.
Gurnee, IllinoisAges 18 years+ - NCT07291232RecruitingPhase 1
Study of an injected drug for adults with obesity
This study tests an injected medication called ABBV-295 for adults with obesity. The goal is to see how safe it is and how the body processes it. You may join if you have a BMI between 30 and 45 and are generally healthy, and you haven't been on other weight loss treatments recently.
Grayslake, IllinoisAges 18–65 - NCT07282600RecruitingPhase 3
Study of eloralintide for type 2 diabetes and weight
This study tests a new medicine called eloralintide for people with type 2 diabetes who are overweight or have obesity. It aims to see if the drug can help with weight loss and blood sugar control.
Skokie, IllinoisAges 18 years+ - NCT07037433RecruitingPhase 3
Heart protection study for people with heart disease and overweight
This study tests a new weekly injection (maridebart cafraglutide) to see if it helps lower the risk of heart problems in people with heart disease and overweight. It is for adults who have had a heart attack, stroke, or artery blockages and also have a BMI of 27 or higher.
Arlington Heights, IllinoisAges 45–99 - NCT07037459RecruitingPhase 3
A study of a new drug for heart failure with obesity
This trial tests a medication called maridebart cafraglutide for people with heart failure (where the heart doesn't pump as well as it should) and obesity. The goal is to see if it can help improve symptoms and outcomes.
Hazel Crest, IllinoisAges 18–99 - NCT07020741Recruiting
Stable isotope study in adults with obesity
This study uses a special test (stable isotopes) to learn about how adults with obesity process food and energy. It may help researchers understand weight and metabolism better.
Urbana, IllinoisAges 19–59
Obesity trials by city in Illinois
Where these studies are running in Illinois
Institutions with a site for the recruiting obesity studies listed above.
- Endeavor Health · 4 studies
- Great Lakes Clinical Trials · 3 studies
- Research Site · 3 studies
- Chicago Medical Research LLC · 2 studies
- Eagle Clinical Research · 2 studies
- ACCOMPLISH-1 Research Site
- Acpru /Id# 278624
- Alliance For Multispecialty Research - Oak Brook
What taking part in a obesity study involves
A screening visit first
Before anything else, the study team checks whether you fit — usually a visit with some tests. You can stop at any point, and screening is typically free.
Care at a nearby site
Study visits happen at a clinic or hospital taking part. Many studies cover the cost of the study treatment and related visits, and some reimburse travel.
You stay in control
Taking part is voluntary and you can leave a study at any time, for any reason, without affecting your regular care.
The team decides eligibility
Our fit check is a helpful first read, not a decision. The study team makes the final call after reviewing your health history.
Obesity trials in other states
Common questions
- Are there obesity clinical trials in Illinois?
- Yes. We're currently tracking 62 recruiting obesity studies with a site in Illinois, each rewritten in plain language so you can see what it's testing and who it's for.
- How do I find out if I qualify for a obesity study in Illinois?
- Each study lists its eligibility rules — age, diagnosis, prior treatments. On every trial page we explain these in plain language and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Do I have to live in Illinois to take part?
- Not necessarily. These studies have a site in Illinois, but eligibility is about your health, not your address — some people travel to take part, and a few studies reimburse travel. The study team can tell you what's required.
- Does it cost anything to join a obesity trial?
- Using Clin2 is always free. Many trials cover the study treatment and related visits; some reimburse travel. The study team explains exactly what's covered before you decide.
Not the right time?
New obesity studies open in Illinois regularly. Set up a health profile and we’ll quietly watch for studies that fit you and email you when one opens.
Clin2 helps you find and understand clinical trials and does not provide medical advice. Study data comes from ClinicalTrials.gov. Talk with your doctor about whether a specific trial is right for you.