Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,158 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06793865Recruiting
Stimulation for ankle muscles to improve balance after stroke
This study tests a type of electrical stimulation, called Russian current, on the front shin muscles to see if it helps stroke patients stand steadier and lower their risk of falling.
MinyaAges 40–55 - NCT06793891Recruiting
Ashwagandha extract for stress relief in women
This trial tests whether an ashwagandha supplement can help reduce high stress levels in women. If you are a woman feeling very stressed and meet the other requirements, this study might offer a natural way to manage stress.
Huntsville, AlabamaAges 30–59 - NCT07456696RecruitingPhase 3
TSND-201 for PTSD treatment study
This trial tests if an investigational drug called TSND-201 can help treat PTSD. It is for people who have tried at least one other PTSD treatment before.
Phoenix, ArizonaAges 18 years+ - NCT07459699Recruiting
Probiotics for kids with mild ADHD
This study tests whether a probiotic supplement can help children with mild ADHD by improving communication between the gut and the brain. It may offer a natural way to support focus and behavior.
ShanghaiAges 8–11 - NCT07455383RecruitingPhase 3
Testing ALKS 2680 for adults with narcolepsy type 1
This study tests a new medication, ALKS 2680, to see if it helps reduce daytime sleepiness and other symptoms in adults with narcolepsy type 1. It may offer a new treatment option for people with this condition.
Cullman, AlabamaAges 18–70 - NCT07453823Recruiting
Synbiotic for gut health in overweight adults
This trial tests a combination supplement (a synbiotic) to see if it can improve gut function and gut bacteria in middle-aged and older adults who are overweight and have constipation. If eligible, you take the supplement daily and report how your digestion feels.
Cork, BlackpoolAges 50–70 - NCT07461220RecruitingPhase 1/Phase 2
Testing IRL757 for apathy in Parkinson's disease
This trial tests a new drug called IRL757 to see if it is safe and helps with apathy (loss of motivation or interest) in people with Parkinson's disease. You need to have at least moderate apathy and a caregiver who can come to visits with you.
PlevenAges 50–90 - NCT07457723RecruitingPhase 2
Gut health and metabolism study
This study tests whether a supplement can improve metabolic health by changing the bacteria in your gut. It looks at how your body processes food and energy.
Brisbane, QueenslandAges 18 years+ - NCT07462780RecruitingPhase 1
Testing CMS-D017 in Healthy Volunteers
This trial tests a new investigational drug called CMS-D017 in healthy volunteers. Researchers will give single and multiple doses to see how the body processes it and if it's safe. You could help find an important new treatment.
BeijingAges 18–55 - NCT07462481Recruiting
Probiotic study for constipation relief
This trial tests whether a probiotic can help people with constipation. You may be eligible if you have fewer than 3 bowel movements per week or hard, lumpy stools.
Suzhou, JiangsuAges 18–65 - NCT04073290RecruitingPhase 4
Rifaximin and lactulose to prevent confusion after TIPS
This trial studies whether taking rifaximin plus lactulose can prevent a brain problem called hepatic encephalopathy (confusion) after TIPS, a procedure to reduce pressure in the liver. It may help people who are having TIPS planned and are at risk of this complication.
LeuvenAges 18–80 - NCT04449198RecruitingEarly Phase 1
Study for mitochondrial and blood-vessel issues in type 1 diabetes
This early study looks at how a new approach may affect energy-making (mitochondria) and blood-vessel signaling in people with insulin-dependent type 1 diabetes. It may help researchers understand whether these pathways can be improved in type 1 diabetes.
Augusta, GeorgiaAges 18 years+ - NCT07458984RecruitingPhase 3
Fecal transplant capsules for repeat C. diff infections
This trial tests if capsules containing fecal microbiota can prevent further Clostridioides difficile infections in people who have had at least two recurrences. If you've had multiple C. diff infections and your symptoms go away with antibiotics, this treatment might help keep them from coming back.
Helsinki, UusimaaAges 18 years+ - NCT07458061RecruitingPhase 1/Phase 2
Kamuvudine-9 for diabetic macular edema
This trial tests a new drug, Kamuvudine-9 (K9), to treat diabetic macular edema (swelling in the back of the eye caused by diabetes). It may help improve vision in people with diabetes who have not yet needed major treatments.
Roanoke, VirginiaAges 18 years+ - NCT07459790RecruitingPhase 2/Phase 3
A new treatment for interstitial cystitis with Hunner's lesions
This study tests a new treatment for women with interstitial cystitis (also called painful bladder syndrome) who have Hunner's lesions (specific sores in the bladder lining). The goal is to see if the new treatment can reduce pelvic pain, frequent urination, and other symptoms.
MoscowAges 18–65 - NCT07460856Recruiting
Can Cranberries Improve Your Gut and Metabolic Health?
This study tests if eating cranberries can improve your gut health and metabolism. It’s for people who are overweight and have early signs of metabolic problems, like high blood sugar or high triglycerides.
Québec, QuebecAges 25–70 - NCT07456449Recruiting
Collagen Peptides and Cellular Aging
This trial tests if taking collagen peptides can affect how your cells age. It may help people who are slightly overweight, not very active, and want to learn more about healthy aging.
Vienna, State of ViennaAges 50–70 - NCT07460518RecruitingPhase 4
Tranexamic acid for reducing bleeding during prostate surgery
This trial tests whether a medicine called tranexamic acid, given during surgery to remove part of the prostate, can reduce bleeding. If you are scheduled for this type of prostate surgery, this treatment might help make the procedure safer and improve recovery.
RabatAges 50 years+ - NCT07458529RecruitingPhase 2
Chemoradiation plus immunotherapy with or without probiotics for rectal cancer
This trial tests adding an immunotherapy drug (tislelizumab) and a probiotic to standard chemoradiation for locally advanced rectal cancer that has not spread. The goal is to see if the probiotic helps the treatment work better.
Beijing, Beijing MunicipalityAges 18 years+ - NCT07454915RecruitingPhase 2
PVX4 vaccine for HPV16-related cervical dysplasia
This trial tests a new vaccine called PVX4 for women with HPV16-related cervical dysplasia. It aims to see if the vaccine can help clear the high-risk HPV infection and the abnormal cells on the cervix.
The Bronx, New YorkAges 18–60 - NCT07456852RecruitingPhase 1/Phase 2
Can vasodilators help with chemo side effects in GI cancer?
This trial tests two drugs (isosorbide mononitrate and diltiazem) to see if they can prevent blood vessel damage caused by chemotherapy drugs like 5-FU or capecitabine in people with gastrointestinal cancers.
Rochester, MinnesotaAges 18 years+ - NCT07461194Recruiting
Broccoli sprout drink timing for better exercise performance
This study looks at whether taking a drink made from broccoli sprouts at a specific time can improve your endurance performance. If you are a trained cyclist or runner, you might get a boost from this natural supplement.
Stockholm, Stockholm CountyAges 18–50 - NCT07457125RecruitingPhase 1/Phase 2
Exosome therapy for mild to moderate Alzheimer's disease
This trial tests a new drug made from stem cell exosomes (CB-Exo-A600) to see if it can help people with mild to moderate Alzheimer's disease. It aims to slow down symptoms and improve quality of life.
BeijingAges 50 years+ - NCT07454421Enrolling by invitationPhase 1/Phase 2
Racecadotril for organ injury in sepsis patients
This trial tests if Racecadotril, a medication that may protect organs from damage, can help people with sepsis (a severe infection that affects the whole body). It is for patients who are in the hospital and have a certain level of organ injury.
Guanzhou, GuangdongAges 18–80
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,158 recruiting placebo studies from the U.S. registry, each rewritten for real people, not researchers, so you can see what it’s testing and who it’s for.
- How do I know if I qualify for a placebo trial?
- Each study lists its eligibility criteria — rules about age, diagnosis, and prior treatments. On every Clin2 trial page we explain these in words written for real people and offer a short, optional pre-screen for a fit read. The study team makes the final decision.
- Does it cost anything to join a placebo trial?
- Using Clin2 is always free. Many trials cover the cost of the study treatment and related visits; some reimburse travel. The study team explains exactly what’s covered before you decide.
Related conditions
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.