Clinical trials · Washington
Overweight or Obesity clinical trials in Washington
We’re tracking 42 recruiting overweight or obesity studies with a site in Washington — including Phase 2, Phase 3 and Phase 4 studies, each written for real people, not researchers.
Recruiting studies in Washington
- 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.
Renton, WashingtonAges 18 years+ - NCT06672549RecruitingPhase 3
Weight loss medication study for children with obesity
This trial tests a medication for children and teens with obesity or overweight who have not been able to lose enough weight with diet and exercise alone. It aims to see if a new treatment can help them safely lose weight and improve related health problems.
Seattle, WashingtonAges 6–17 - NCT06937086RecruitingPhase 3
Mirikizumab plus tirzepatide for UC with obesity
This study tests whether adding mirikizumab to the weight-loss drug tirzepatide helps people with moderate-to-severe ulcerative colitis who also have obesity or overweight. It aims to see if the combination reduces bowel inflammation and helps with weight management.
Tacoma, WashingtonAges 18–70 - NCT06937099RecruitingPhase 3
Testing two drugs for Crohn's with weight issues
This trial tests two study drugs, mirikizumab and tirzepatide, in people with moderate to severe Crohn's disease who also have overweight or obesity. The goal is to see if these treatments can help control Crohn's symptoms and inflammation.
Tacoma, WashingtonAges 18–70 - NCT07662122RecruitingPhase 2
Testing a new weight loss medication in adults with obesity or overweight
This trial tests an investigational drug called BI 3034701 to see if it helps people lose weight. It is for adults who are obese or overweight with at least one weight-related health problem.
Kirkland, WashingtonAges 18–74 - NCT07743450RecruitingPhase 3
Once-daily pill for weight loss in people with type 2 diabetes
This study tests an oral medication, ASC30, to see if it helps people with type 2 diabetes who are overweight or obese lose weight and improve blood sugar control. It is a once-daily pill that may offer a new treatment option.
Seattle, WashingtonAges 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.
Redmond, WashingtonAges 18 years+ - NCT07654374RecruitingPhase 3
Study of a new pill for weight loss and diabetes
This study tests a new daily pill (aleniglipron) to help adults with excess weight and type 2 diabetes lose weight and improve blood sugar control. It may be a good fit if you have a BMI of 27 or higher and your diabetes is managed with A1c between 6.5% and 10%.
Renton, WashingtonAges 18–79 - 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.
Renton, WashingtonAges 18–79 - 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.
Kirkland, WashingtonAges 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.
Seattle, WashingtonAges 45–99 - 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.
Redmond, WashingtonAges 18–99 - NCT06143956RecruitingPhase 2
Weight loss treatments for adults with obesity
This clinical trial tests new treatments for adults who are overweight or have obesity. The goal is to help people lose weight and improve their health.
Wenatchee, WashingtonAges 18–75 - NCT06857942RecruitingPhase 4
Tirzepatide added to ixekizumab for psoriasis and weight issues
This trial tests whether adding tirzepatide (a weight-loss and diabetes drug) to ixekizumab (a psoriasis treatment) helps people with moderate-to-severe psoriasis who are overweight or have obesity. It is for those already taking ixekizumab for about 3 months.
Bellevue, WashingtonAges 18 years+ - NCT06864026RecruitingPhase 4
Adding tirzepatide to ixekizumab for psoriatic arthritis with weight concerns
This study tests adding tirzepatide (a once-weekly injection for weight and diabetes) to your current treatment with ixekizumab for psoriatic arthritis. It may help with both joint symptoms and weight.
Seattle, WashingtonAges 18 years+ - NCT07215559RecruitingPhase 2
Study of new drugs for obesity with type 2 diabetes
This trial tests two new medicines, alone or together, to see if they help with weight loss and blood sugar control in adults who have type 2 diabetes and are overweight or have obesity.
Bellevue, WashingtonAges 18–75 - 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.
Wenatchee, WashingtonAges 18–75 - NCT06861868Recruiting
Brain and behavior's role in childhood obesity
This study looks at how the brain and behavior contribute to obesity from infancy through childhood. It may help researchers understand why some children develop obesity and how to prevent it.
Seattle, WashingtonAges 7–12 - NCT07153471RecruitingPhase 3
A study of an experimental pill for weight loss and knee arthritis
This trial tests an investigational medication (orforglipron) to see if it helps people with knee arthritis lose weight. You may qualify if you have overweight or obesity and have tried dieting before without lasting success.
Bellevue, WashingtonAges 18 years+ - NCT07202884RecruitingPhase 3
Orforglipron for Women with Stress Incontinence and Overweight
This study tests an oral medication called orforglipron to see if it helps women with stress urinary incontinence who are also overweight or have obesity. The medicine may reduce leaking episodes and also help with weight loss.
Bellevue, WashingtonAges 18 years+ - NCT06619041Recruiting
HealthyTogether: Weight Management with a Partner
This study tests a weight management program where you and a partner (like a spouse or friend) work together virtually. It aims to help you lose weight and improve health habits alongside someone you trust.
Seattle, WashingtonAges 18 years+ - NCT06390345Recruiting
Telehealth lifestyle and exercise for COPD and sleep apnea
This study tests a telehealth program that combines lifestyle coaching and exercise to help people with both COPD and sleep apnea improve their breathing and daily function. It may be a good fit if you are overweight, have a history of smoking, and feel short of breath during light activity.
Seattle, WashingtonAges 18 years+ - NCT07446998RecruitingPhase 2
Study on enobosarm for weight loss in older adults on semaglutide
This trial tests if adding enobosarm (a muscle-preserving drug) to semaglutide (a weight-loss medication) can help older adults maintain muscle and improve physical function while losing weight. It may be an option for people who are already taking semaglutide and want to prevent muscle loss.
Seattle, WashingtonAges 65–100 - NCT07571109RecruitingPhase 3
Weight Loss Medicine for Sleep Apnea on CPAP
This study tests a new injectable medicine (NNC0487-0111) to help people lose weight and improve obstructive sleep apnea (a breathing condition during sleep). You must already be using a CPAP machine (positive airway pressure device) for your sleep apnea.
Renton, WashingtonAges 18 years+
Overweight or Obesity trials by city in Washington
Where these studies are running in Washington
Institutions with a site for the recruiting overweight or obesity studies listed above.
- Northwest Clinical Research Center · 3 studies
- Rainier Clinical Research Center · 3 studies
- VA Puget Sound Health Care System · 3 studies
- ACCOMPLISH Research Site · 2 studies
- Confluence Health · 2 studies
- Eastside Research Associates · 2 studies
- Paramount Clinical Research - Data Point Clinical Research · 2 studies
- Seattle Clinical Research Center · 2 studies
What taking part in a overweight or 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.
Overweight or Obesity trials in other states
Common questions
- Are there overweight or obesity clinical trials in Washington?
- Yes. We're currently tracking 42 recruiting overweight or obesity studies with a site in Washington, 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 overweight or obesity study in Washington?
- 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 Washington to take part?
- Not necessarily. These studies have a site in Washington, 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 overweight or 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 overweight or obesity studies open in Washington 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.