Clinical trials
Placebo Effect clinical trials
Below are recruiting placebo effect clinical trials, each written for real people, not researchers. We’re tracking 758 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07641075Recruiting
High-Dose Vitamin D Effects in Experienced Athletes
This study tests whether high-dose vitamin D supplements improve athletic performance, brain function, and body composition in experienced athletes. Researchers will measure hormones, muscle strength, thinking ability, and muscle mass over time.
Katowice, Mikołowska 72aAges 17–60 - NCT07665658Recruiting
Supplements for ADHD: Calming brain inflammation in kids
This study tests whether special supplements can help calm inflammation in the brain and improve ADHD symptoms in children. It might be a good fit if your child's ADHD is diagnosed and they are not taking antibiotics or have other health issues like gut problems or severe allergies.
Peshawar, KPKAges 6–12 - NCT06560879Enrolling by invitationPhase 2
Probiotics to prevent stomach problems in children with leukemia
This trial tests whether probiotics can help prevent stomach and gut side effects from chemotherapy in children with leukemia. If your child is between 6 and 17, in the right phase of treatment, and doesn't have any major gut issues, they may be eligible.
Mexico City, CoyoacanAges 6–17 - NCT05374291Enrolling by invitationPhase 3
Dapagliflozin trial for kidney and heart outcomes in severe CKD
This study tests whether dapagliflozin can improve kidney and heart-related outcomes in people with severe chronic kidney disease (CKD). You would take the study medicine (or a comparison treatment) and be followed to see how your kidneys and heart do over time.
Canberra, Australian Capital TeritoryAges 18 years+ - NCT06780618Recruiting
Brown rice vs white rice: effects on inflammation in sedentary workers
This study compares eating brown rice versus white rice to see how it affects levels of a molecule linked to inflammation (IL-6) and a marker of cell stress (MDA) in people who sit most of the day for work. If you are a healthy, sedentary office worker, you may help us understand if brown rice can improve your body's health after a meal.
Jakarta, Jakarta Special Capital RegionAges 21–59 - NCT06679387RecruitingPhase 2
Memantine to prevent paclitaxel nerve damage in breast cancer
This trial tests whether the drug memantine can help prevent or reduce nerve pain and other side effects caused by the chemotherapy drug paclitaxel in breast cancer patients. If you are about to start weekly paclitaxel, this study may offer extra protection to your nerves.
CairoAges 18 years+ - NCT06889389Recruiting
Education and exercise for neck pain relief
This study tests if combining education with exercise can reduce pain and improve function for people with non-specific neck pain (pain not caused by a specific injury or disease). Participants will learn about their condition and do guided exercises.
Elche, AlicanteAges 18–65 - NCT04436081RecruitingPhase 2
CBD oil without THC for agitation in Alzheimer’s dementia
This trial studies whether a THC-free CBD oil softgel can reduce agitation in people with Alzheimer’s-related dementia. It compares CBD to a control to see if it improves difficult behaviors and is safe over the study period.
Norfolk, VirginiaAges 50–90 - NCT06270498RecruitingPhase 4
Oral iron for heart failure: exercise and quality of life study
This study tests whether an oral iron supplement (a pill called sucrosomial iron) can help people with heart failure who have low iron feel better, have more energy, and walk farther. Participants will take the iron pill or a placebo (a pill without the active ingredient) for a period and will do exercise tests and answer questionnaires to see how they improve.
Pisa, TuscanyAges 18 years+ - NCT06462287RecruitingPhase 2
Testing a substance P blocker for high blood pressure and sleep apnea
This study tests if a drug that blocks substance P can lower a hormone called aldosterone in people with both severe sleep apnea and high blood pressure. If you have these conditions, this trial may help find a new treatment option.
Rouen, FranceAges 18–75 - NCT06631534RecruitingPhase 4
Testing dexmedetomidine for kids having heart defect closure
This trial tests adding a sedative medicine called dexmedetomidine to standard anesthesia for children aged 3 to 12 who are having a procedure to close a hole in their heart (atrial septal defect). The goal is to see if it helps them recover more smoothly.
Alexandria, Alexandria GovernorateAges 3–12 - NCT06712186RecruitingPhase 1/Phase 2
Dexmedetomidine for safer intubation in high blood pressure patients
This study tests if dexmedetomidine can help prevent dangerous blood pressure spikes during breathing tube placement for surgery in patients with high blood pressure. It is for older adults (over 60) who have been managing their hypertension for at least 6 months.
Karachi, SindhAges 60 years+ - NCT06781970Recruiting
Vitamin C for eye cell protection during cataract surgery
This trial tests whether taking vitamin C before and after cataract surgery can help protect the inner layer of the eye. It is for people aged 60 or older with hard, age-related cataracts who are having phacoemulsification surgery.
Jakarta, DKI JakartaAges 60 years+ - NCT06808516RecruitingPhase 2
Can oxytocin spray improve sex life in people with AVP deficiency?
This study tests whether a nasal spray containing oxytocin can improve sexual well-being in people with a condition called arginine vasopressin deficiency (a problem with a hormone that controls water balance). Healthy volunteers who have mild sexual issues will also take part for comparison. Participants receive either the oxytocin spray or a placebo and fill out questionnaires about their sex life.
BaselAges 18 years+ - NCT07161973Recruiting
Beetroot for preventing muscle loss in healthy men
This study tests if a natural substance (nitrate) from beets can help prevent muscle loss in young men when a leg is immobilized. You would stay at a research center for about 10 days with one leg in a cast to simulate a temporary injury.
Indianapolis, IndianaAges 18–44 - NCT07220694Recruiting
Sabroxy supplement for memory and insulin resistance
This study tests whether a supplement called Sabroxy can improve insulin resistance and memory in adults with mild cognitive impairment and insulin resistance. It may help if you have early memory problems and your blood sugar is slightly higher than normal.
San Francisco, CaliforniaAges 40–80 - NCT07585994Recruiting
Probiotic supplement for long-standing type 1 diabetes
This study tests whether taking a specific probiotic (a beneficial bacteria) for 4 weeks can improve immune function and metabolism in people who have had type 1 diabetes for at least 5 years. Researchers believe this probiotic may help the body's remaining insulin-producing cells work better.
AmsterdamAges 18 years+ - NCT07092605Enrolling by invitationEarly Phase 1
Microdosed semaglutide for longer, healthier life
This trial tests whether a very low ('micro') dose of semaglutide can improve health, quality of life, and how long you live well. It's for people who are interested in the drug's general health benefits but not specifically for weight loss.
Ann Arbor, MichiganAges 18–65 - NCT06985459Recruiting
Splint for stiff finger joints after injury
This study tests whether a special splint called a 'relative motion orthosis' can help people regain movement in a stiff finger joint after an injury or surgery. If you have a recent finger joint problem and are willing to do hand therapy, this trial may help you recover better.
Bern, Canton of BernAges 18 years+ - NCT07064083RecruitingEarly Phase 1
Ketorolac for pain after root canal
This trial tests if putting ketorolac (a nonsteroidal anti-inflammatory drug) inside the tooth during a root canal can reduce pain afterward. It is for people who have a dead nerve and long-standing infection in a single-rooted tooth.
GizaAges 18–50 - NCT07415707Recruiting
Reducing alcohol and taking probiotics for brain health in older adults
This study tests whether cutting back on alcohol and taking probiotics can improve memory and thinking in older adults who are heavy drinkers. If you are interested in drinking less, you may be able to join.
Miami, FloridaAges 65–84 - NCT07325643Recruiting
Toothpaste and mouthwash to prevent white spots during braces
This study tests if a special toothpaste and mouthwash can stop white spots from forming on teeth while you have braces. It is for people starting orthodontic treatment who have healthy teeth and gums.
BaghdadAges Any age - NCT04646707Recruiting
Nerve block to reduce opioid use after neck spine surgery
This trial tests whether a targeted back/neck numbing injection (an erector spinae block) can help reduce the amount of opioid pain medicine needed after posterior cervical spine surgery. It also aims to support an “enhanced recovery” pathway so patients may recover more comfortably and potentially faster.
Toronto, OntarioAges 18–80 - NCT05780905RecruitingPhase 4
Semaglutide study for brain blood flow in type 2 diabetes
This trial tests whether semaglutide changes blood flow in the brain and the brain’s “barrier” (how well the brain is protected) in people with type 2 diabetes. It may help researchers understand brain-related effects of diabetes treatment using scans and blood tests.
Seattle, WashingtonAges 40–65
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Common questions
- Are there clinical trials for placebo effect?
- Yes. Clin2 currently lists 758 recruiting placebo effect 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 effect 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 effect 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.