Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,240 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06696378Recruiting
Melatonin, exercise, and breast cancer wellness study
This study tests if taking melatonin and doing a supervised exercise program together can improve health and well-being in women who had breast cancer 5 or more years ago and have gone through menopause. It aims to find a safe, natural way to feel better after treatment.
Soria, SoriaAges 60–80 - NCT06691217RecruitingPhase 2
Testing an Anti-Inflammatory Drug for Heart Disease With TET2 Mutation
This study tests whether a medication that blocks inflammation (called an IL-1 beta inhibitor) can reduce blood vessel inflammation in people with both heart disease and a specific genetic change in their blood cells (TET2 mutation). It aims to see if targeting this type of inflammation can help lower heart risks.
Boston, MassachusettsAges 18 years+ - NCT06126224RecruitingPhase 3
Testing KarXT for Alzheimer's-related psychosis
This clinical trial tests an investigational oral medication called KarXT for treating psychosis (hallucinations or delusions) in people with Alzheimer's disease. The study aims to see if the drug can safely reduce these symptoms.
Chandler, ArizonaAges 55–90 - NCT07496034RecruitingPhase 3
Gou-Teng-San for frequent migraines
This study tests a Chinese herbal formula called Gou-Teng-San (GTS) for preventing episodic migraines. It is for adults who have frequent migraines but have not tried many prevention medicines.
Taichung, SouthAges 18–70 - NCT05682482RecruitingPhase 3
Combination T4/T3 vs T4 alone for autoimmune hypothyroid fatigue
This trial compares adding T3 (plus T4) versus taking only T4 to see if it improves severe ongoing tiredness in people with autoimmune hypothyroidism. You would stay on your thyroid medicine plan during the study and be monitored with blood tests and health checks.
Almere StadAges 18 years+ - NCT07488897RecruitingPhase 1/Phase 2
Testing RIG-101 in healthy adults and adults with asthma
This trial tests an experimental medicine called RIG-101 in healthy adults and adults with asthma. The goal is to see if it can safely prevent or reduce asthma worsening after exposure to a common cold virus (rhinovirus).
LondonAges 18–65 - NCT05935553RecruitingPhase 2/Phase 3
Baclofen to help taper benzodiazepines more safely
This trial tests whether baclofen can make it easier to reduce (taper) benzodiazepines in people who have been dependent for a long time and previously had trouble stopping. If you can safely take part, it may help improve the tapering process and reduce withdrawal problems.
BronAges 18–65 - NCT06936202Recruiting
Spirulina pill study for healthy adults
This study tests whether a supplement called spirulina (a type of algae) can improve mental health in healthy adults. You would take spirulina daily and have your mood and well-being checked over several weeks.
Phoenix, ArizonaAges 16–65 - NCT05667701RecruitingPhase 2
Soy supplement for babies at high risk of asthma
This Phase 2 study tests whether daily soy isoflavones can lower the chance of asthma or wheezing problems in babies who are at high risk. You would join because your baby has risk factors (family history and certain genetics) and receives the study soy product.
Chicago, IllinoisAges 2 months–1 year - NCT07653100RecruitingPhase 3
RSV vaccine study for adults with chronic conditions
This study tests an RSV vaccine in adults aged 18 and older, especially those with chronic health issues like heart or lung disease. It aims to see how safe and effective the vaccine is at preventing RSV infections.
Visakhapatnam, Andhra PradeshAges 18 years+ - NCT07174076RecruitingPhase 4
Cordyceps sinensis to prevent MAC lung disease from coming back
This study looks at whether cordyceps sinensis, a natural fungus, can help prevent a lung infection caused by MAC bacteria from returning. If you have finished treatment for MAC lung disease and your sputum tests are negative, you may be able to join.
Hefei, AnhuiAges 18–75 - NCT06087536RecruitingPhase 2
Trial of OMN6 for hospital-acquired Acinetobacter pneumonia
This trial tests a new antibiotic called OMN6 for people with a serious lung infection (pneumonia) caught in the hospital or from a breathing machine, caused by a hard-to-treat bacteria (Acinetobacter). The goal is to see if OMN6 is safe and how the body processes it.
AshdodAges 18–99 - 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+ - NCT07584434RecruitingPhase 1
Safety and Dosage Study of VX-433 in Healthy People
This is a first-in-human study testing a new drug called VX-433 to see how safe it is and how the body handles it. Vertex Pharmaceuticals is running this early-stage trial to understand the right dosage and side effects in healthy volunteers.
Salt Lake City, UtahAges 18–55 - NCT05312879RecruitingPhase 2/Phase 3
Test drug VX-147 for APOL1-related protein in urine kidney disease
This trial studies whether VX-147 can improve kidney disease caused by an APOL1 gene change, which often leads to protein leaking into the urine. It includes both adults and children and focuses on safety and effectiveness over time.
Alabaster, AlabamaAges 10–65 - NCT07113405Recruiting
Tea extract and knee strength after downhill jogging
This study tests whether taking a tea extract can help your knee muscles recover faster after a downhill jog. It compares the tea to a placebo to see if it reduces muscle soreness or weakness.
Fribourg, Canton of FribourgAges 18–40 - NCT07441083Recruiting
Shatavari root extract for women's sexual wellness
This trial tests if a herbal supplement called Shatavari can help improve sexual desire and function in women who feel stressed. You would take the supplement daily and report how you feel over several weeks.
San Francisco, CaliforniaAges 20–50 - NCT07556718RecruitingPhase 2
Amitriptyline for IBS-like Symptoms in Stable Crohn's Disease
This study tests whether a medication called amitriptyline can help reduce belly pain and bowel problems in people whose Crohn's disease is well-controlled. Amitriptyline is an older antidepressant that may help with pain and bowel symptoms even when inflammation is quiet.
Ann Arbor, MichiganAges 18–65 - NCT07109245RecruitingPhase 4
Do antipsychotics block insulin action in the brain?
This study tests whether a single dose of a common antipsychotic medication affects how the brain responds to insulin, which could help explain weight gain and metabolic side effects. Healthy young adults will receive either the antipsychotic or a placebo, then have their brain activity measured with an MRI.
Toronto, OntarioAges 18–35 - NCT07533786RecruitingPhase 2
New Pain Medicine After Abdominal Surgery
This study tests a new medication called HSK55718 to treat pain after abdominal surgery. If you're having moderate to severe pain within 4 hours of surgery, this trial may help you get relief and contribute to finding better pain treatments.
Changsha, HunanAges 18 years+ - NCT06677359Recruiting
Creatine and exercise for older adults
This study tests whether a creatine supplement, taken with or without a gentle exercise program, can help older adults stay stronger and more independent. It's designed for people aged 75 and older who can still walk.
Pamplona, NavarreAges 75 years+ - NCT07232069RecruitingPhase 3
Early heart disease trial for women and men with mild plaque buildup
This trial tests whether two medicines, a statin and colchicine, can slow or stop early heart artery plaque from growing in people who have mild plaque but no heart disease symptoms yet. It uses special CT scans to measure plaque over 2 years.
Birmingham, AlabamaAges 30–60 - NCT05617833RecruitingPhase 1
Test EPO and melatonin for brain bleeding in very preterm babies
This Phase 1 trial studies whether giving erythropoietin (EPO) and melatonin is safe in very preterm infants who have bleeding in the brain (intraventricular hemorrhage) or significant nearby brain injury. It aims to see if these medicines can be given safely during the early days after birth.
St. Petersburg, FloridaAges 12 hours–2 months - NCT07424781Recruiting
Fluoxetine and emotional experience in young adults
This study looks at whether fluoxetine, a common medication for mood, affects how young adults (18-24) experience emotions. It aims to understand emotional processing in healthy individuals without psychiatric history.
Oxford, OxfordshireAges 18–24
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,240 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.