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
- NCT06979180Recruiting
Papillex study for abnormal cervical cells from HPV
This trial tests whether Papillex, a supplement, can help clear abnormal cervical cells caused by HPV. You may be eligible if you have HPV and abnormal cell changes that haven't been treated recently.
London, OntarioAges 25–55 - NCT06982196Enrolling by invitationPhase 3
Sulodexide to prevent psoriasis return after stopping biologic
This trial tests if sulodexide, a medication that helps blood flow, can keep psoriasis from coming back after you have stopped using a biologic drug (such as strychnicolizumab) because your skin was completely clear for 6 months.
Xi'anAges 18–65 - NCT06981195RecruitingPhase 2
Testing lemborexant for insomnia in people on buprenorphine
This study tests if the sleep medication lemborexant can help people with opioid use disorder who also have chronic insomnia. Participants must already be taking buprenorphine (Suboxone) for at least 4 weeks. The goal is to see if better sleep improves mood and reduces opioid use.
Richmond, VirginiaAges 18 years+ - NCT06977659Enrolling by invitationPhase 1/Phase 2
Early norepinephrine for trauma patients with heavy bleeding
This trial tests whether giving norepinephrine early helps adults with severe bleeding from injury. It is for patients who have lost a lot of blood or show signs of shock.
BangkokAges 18–65 - NCT06981234RecruitingPhase 2
Acetazolamide for type 1 diabetes
This trial tests whether a medicine called acetazolamide (used for altitude sickness) can help people with type 1 diabetes. It compares how your body responds while on the drug versus a placebo, using a crossover design so everyone gets both treatments.
La Jolla, CaliforniaAges 18 years+ - NCT06979609RecruitingPhase 2/Phase 3
Preventing C. diff infection with vancomycin
This trial tests whether taking vancomycin by mouth can prevent another C. diff infection when you need to take other antibiotics. It’s for patients who recently had C. diff and are about to start a new antibiotic course.
Montreal, QuebecAges 18 years+ - NCT06974526RecruitingPhase 2
Study of a dissolvable implant for recovery after ACL surgery
This study tests whether a dissolvable implant that releases a medication called oxandrolone can improve recovery after ACL surgery. Oxandrolone may help strengthen the new ligament and speed up healing.
Fortaleza, CearáAges 18–60 - NCT06976658RecruitingPhase 2
Glucokinase Activator for GCK-MODY Diabetes
This trial tests an experimental pill (a glucokinase activator) in adults with a specific genetic form of diabetes called GCK-MODY. The study aims to see if the pill can help control blood sugar without causing dangerously low sugar levels.
Hong KongAges 18–74 - NCT06982625Recruiting
Numbing injection after hip replacement for pain relief
This trial tests whether an injection of numbing medicine near the hip can help control pain after a hip replacement surgery. It may be an option for people who have significant pain after their operation.
ParisAges 18 years+ - NCT06980636RecruitingPhase 4
Shengmai liquid for long covid fatigue trial
This trial tests if a traditional Chinese medicine, Shengmai Liquid, can help reduce fatigue in people with long COVID. It is for adults aged 18 to 75 who feel tired for a long time after a COVID infection.
Beijing, ChinaAges 18–75 - NCT06971445Enrolling by invitation
Omega-3 supplements for pregnant women with HIV
This trial tests whether taking omega-3 supplements can improve pregnancy outcomes and reduce inflammation in pregnant women living with HIV who are on antiretroviral therapy. If you are between 20 and 29 weeks pregnant with a single baby, you may be eligible to join.
Mexico City, Mexico CityAges 18 years+ - NCT06963034RecruitingPhase 3
Study of a new medicine for adults with schizophrenia
This trial tests an investigational medicine called NBI-1117568 in adults with schizophrenia who are currently having a relapse or worsening of symptoms and need to stay in the hospital. The goal is to see if the medicine is safe and effective.
Bryant, ArkansasAges 18–65 - NCT06963827RecruitingPhase 3
Study of mezagitamab for IgA nephropathy
This trial tests a new drug called mezagitamab for adults with IgA nephropathy, a kidney condition. The study aims to see if this drug can help reduce protein in the urine and preserve kidney function. You may be eligible if your kidney function is above a certain level and your urine protein is high enough.
Birmingham, AlabamaAges 18 years+ - NCT06972446RecruitingPhase 2
Targeted therapies for rheumatoid arthritis
This study tests different targeted treatments for adults with rheumatoid arthritis who have already tried other biologic or targeted medications and need a new option. It aims to find which treatment works best for people like you.
Peoria, ArizonaAges 18 years+ - NCT06963177RecruitingPhase 2
Study of GenSci048 for endometriosis pain
This trial tests a new drug called GenSci048 to see if it can reduce moderate to severe pain caused by endometriosis. It might be an option if you have regular periods and are willing to switch to only the pain relievers allowed in the study.
Beijing, Beijing MunicipalityAges 18–49 - NCT06971731RecruitingPhase 3
JNT-517 pill for adults with PKU
This trial tests a new pill called JNT-517 to see if it can lower high blood phenylalanine (Phe) levels in people with PKU. You may be a good fit if you have PKU, are at least 18, and can stick to a steady diet.
Los Angeles, CaliforniaAges 18 years+ - NCT06963021RecruitingPhase 3
Study of NBI-1065845 for depression that hasn't fully responded to treatment
This trial tests an investigational drug called NBI-1065845 added to your current antidepressant. It is for people with moderate to severe depression or persistent depressive disorder who have not improved enough with oral antidepressants alone.
Chino, CaliforniaAges 18 years+ - NCT06964087RecruitingPhase 2
Testing OPT101 for type 1 diabetes
This trial tests an investigational drug called OPT101 in people with type 1 diabetes. It aims to see how the drug works in the body and whether it can help preserve insulin production, especially in those diagnosed recently or within the last 20 years.
Birmingham, AlabamaAges 18–50 - NCT02781519RecruitingPhase 1
Study how THC affects men and women who have used cannabis before
This Phase 1 study tests how delta-9 THC (the main active ingredient in cannabis) affects healthy adults, and whether the effects differ by gender. It may help researchers understand risks and responses to THC, which could guide safer use and future treatments.
West Haven, ConnecticutAges 18–55 - NCT06969170RecruitingPhase 2
Psilocybin oral solution for generalized anxiety disorder trial
This study tests a psilocybin oral solution in adults with generalized anxiety disorder (GAD). It aims to see if the drug is safe, tolerable, and helpful for reducing anxiety symptoms.
Kingston, OntarioAges 18–60 - NCT06964620RecruitingEarly Phase 1
Sanggua tablets for early type 2 diabetes or prediabetes
This trial tests whether an herbal medicine called Sanggua tablets can help control blood sugar in people with prediabetes or mild type 2 diabetes who are not yet taking diabetes pills. If you have slightly high blood sugar but don't need medication yet, this study may help you manage it naturally.
Wuhan, HubeiAges 18–70 - NCT06968559RecruitingPhase 3
Early steroid treatment for severe burns
This study tests whether giving a steroid called dexamethasone early after a severe burn can reduce serious complications and the risk of death. It is for adults on a breathing machine with large burns.
Chambray-lès-ToursAges 18–80 - NCT06969287RecruitingPhase 3
Testing fluvoxamine to prevent confusion after surgery
This trial tests if a medication called fluvoxamine can help prevent delirium (sudden confusion and disorientation) after non-cardiac surgery. If you are having surgery that requires at least a 2-day hospital stay, this study may be for you.
St Louis, MissouriAges 60 years+ - NCT06969872Recruiting
Probiotics for Constipation Relief
This trial tests whether taking probiotics can help relieve constipation in adults. If you have chronic constipation but no serious health issues, you may be able to join.
Taichung, SouthAges 18–75
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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.