Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,225 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07160244RecruitingPhase 3
GBS vaccine study for healthy pregnant women and their babies
This study tests a vaccine against Group B Streptococcus (GBS) during pregnancy to see if it can protect newborns from infection. Healthy pregnant women with a single baby can join.
Birmingham, AlabamaAges 1 day–49 years - NCT06238700Recruiting
Studying allopregnanolone for depression in midlife women
This trial tests whether allopregnanolone, a natural brain chemical, can help depression in women going through menopause. It compares the effects against a placebo to see if it improves mood symptoms.
Boston, MassachusettsAges 40–60 - NCT02455479RecruitingPhase 1
Safety study of a vaccine for cocaine dependence
This early-stage study tests how safe an experimental “cocaine vaccine” is and how the body reacts to it. You must also be in behavioral therapy, and the study aims to see whether the vaccine can be given safely to people with cocaine use disorder.
New York, New YorkAges 21–69 - NCT06984484Recruiting
Afluxin for GERD: safety and performance study
This trial tests a new treatment called Afluxin for people with gastroesophageal reflux disease (GERD), which causes heartburn and regurgitation. It aims to see if Afluxin is safe and works better than a placebo (inactive control) to relieve symptoms.
GenovaAges 18–75 - NCT06976268RecruitingPhase 2/Phase 3
Testing BHV-8000 for early Parkinson's disease
This study tests a new once-daily pill called BHV-8000 in people who were recently diagnosed with early Parkinson's disease and are not yet on medication. The goal is to see if it can slow the progression of symptoms and improve quality of life.
Birmingham, AlabamaAges 40–80 - NCT07109817RecruitingPhase 2
Desloratadine to prevent nerve damage from taxane chemo in breast cancer
This trial tests if the allergy medicine desloratadine can prevent nerve damage (numbness, tingling, pain) caused by taxane chemotherapy in people with early-stage breast cancer. Taking desloratadine daily during chemo may help protect your nerves.
The Bronx, New YorkAges 18 years+ - NCT06585787RecruitingPhase 3
Testing KarXT for psychosis in Alzheimer’s disease
This study tests an investigational medication (KarXT) for treating psychosis—hallucinations or delusions—in people with Alzheimer’s disease. It aims to see if the drug can reduce these symptoms safely and effectively.
Chandler, ArizonaAges 55–90 - NCT06826300Enrolling by invitation
Elbow treatment study for archers and kart drivers
This study tests a special elbow technique on healthy 18-year-old archers who also race go-karts. It looks at how the elbow treatment might affect performance.
GdanskAges 18 years+ - NCT06648759Recruiting
Vagal stimulator to reduce need for nasogastric tube
This trial tests if a device that stimulates the vagus nerve can help patients avoid needing a nasogastric tube after major abdominal surgery, specifically if they develop a slowdown in bowel function called postoperative ileus.
Pittsburgh, PennsylvaniaAges 18 years+ - NCT06270407RecruitingPhase 4
Tranexamic acid for fewer complications in plastic surgery
This study tests whether applying tranexamic acid directly to the skin during plastic surgery reduces bleeding or other complications compared to a placebo. It may help you heal better after your procedure.
VejleAges 18 years+ - NCT06066606Recruiting
Exercise performance and vilanterol study
This trial tests how a common asthma medication affects exercise performance in healthy, fit young adults. You may be able to join if you are very active and have high fitness levels.
Copenhagen, DKAges 18–39 - NCT05188079Recruiting
Test whether quick nitrate supplements change blood vessel function
This study checks how an acute (short-term) nitrate supplement affects how well your blood vessels work. It may help researchers understand whether these effects differ among Hispanic, Black, and White participants, in otherwise healthy adults.
Austin, TexasAges 18–65 - 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.
Dothan, AlabamaAges 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 - NCT07299019RecruitingPhase 3
Study of orelabrutinib for secondary progressive MS
This study tests an oral medication called orelabrutinib for people whose multiple sclerosis has changed from relapsing-remitting to secondary progressive. The goal is to see if it can slow down disability worsening that happens even without relapses.
Phoenix, ArizonaAges 18–60 - NCT07368153RecruitingPhase 2
Preventing EBV infection after kidney transplant
This trial tests if an experimental drug can prevent a common virus (EBV) from causing problems in people who receive a kidney from an EBV-positive donor but have never been exposed to EBV themselves. It aims to reduce the risk of transplant-related complications.
Bern, Canton of BernAges 18 years+ - NCT07626411RecruitingPhase 3
Blood Thinner Study for Irregular Heartbeat
This study tests a new blood thinner to prevent strokes and blood clots in people with atrial fibrillation (a common heart rhythm problem). You may qualify if you have atrial fibrillation and at least one risk factor for stroke, or if you've never taken a blood thinner before.
Dothan, AlabamaAges 18 years+ - NCT07022678RecruitingPhase 3
Xylitol dental wipes to reduce infection risk in childhood leukemia
This trial tests whether using xylitol dental wipes can lower the risk of bloodstream infections in children with acute myeloid leukemia (AML) who are receiving chemotherapy. If you or your child have AML and will have at least two cycles of chemo that include cytarabine, this study may help reduce infection risk.
Birmingham, AlabamaAges 1–25 - NCT07222137RecruitingPhase 3
Baricitinib to delay type 1 diabetes in at-risk people
This trial tests if baricitinib, a pill that calms the immune system, can slow down or delay the onset of type 1 diabetes in children and adults who are at high risk. It is for people whose blood sugar is already starting to rise but who do not yet need insulin.
Santa Barbara, CaliforniaAges 1–35 - NCT07226791RecruitingPhase 2
Study of a drug for ventral hernia repair surgery
This trial tests a study drug (AGN-151607-DP) in adults having open surgery to repair a ventral hernia in the middle of the belly. It looks at side effects and how the hernia responds to treatment.
Riverside, CaliforniaAges 18–80 - NCT07128524RecruitingPhase 2
Ketones for opioid craving study
This trial tests if a ketone supplement can help reduce cravings during opioid withdrawal treatment. Participants take the supplement daily and are monitored for changes in craving and withdrawal symptoms.
Wernersville, PennsylvaniaAges 18–75 - NCT07772492RecruitingPhase 3
Study of upadacitinib for teens with severe hair loss
This study tests if upadacitinib can help young people with severe alopecia areata (a condition causing patchy hair loss) regrow their hair. It may be an option if hair loss has been present for less than 8 years and there has been no recent improvement.
Miami, FloridaAges 6–17 - NCT06366464RecruitingPhase 3
Study of a drug for sleepiness in Prader-Willi syndrome
This trial tests a medication called pitolisant to see if it helps reduce excessive daytime sleepiness in people with Prader-Willi syndrome. You or your loved one may be able to join if they have a confirmed diagnosis and a caregiver who can regularly help with study tasks.
Los Angeles, CaliforniaAges 6 years+ - NCT07281079RecruitingPhase 3
Testing NNZ-2591 for children with Phelan-McDermid syndrome
This trial tests a new medicine, NNZ-2591, to see if it helps children with Phelan-McDermid syndrome. It is for children aged 3 to 12 who have a specific genetic change (SHANK3) and weigh at least 10 kg.
Birmingham, AlabamaAges 3–12
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,225 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.