Clinical trials
Placebo Effect clinical trials
Below are recruiting placebo effect clinical trials, each written for real people, not researchers. We’re tracking 757 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07449117Recruiting
Brain stimulation for language in mild cognitive decline
This study tests a new type of gentle brain stimulation (called temporal interference) to see if it can improve language processing in people with mild cognitive impairment. The stimulation uses electrodes placed on the head and is done while you are in an MRI scanner.
Brno, South MoravianAges 60–80 - NCT06925880Recruiting
Can creatine help seniors recover strength after knee replacement?
This trial tests if taking creatine supplements can help people aged 65+ rebuild muscle mass and strength more quickly after total knee replacement surgery. Participants will take creatine during their standard outpatient rehab program.
Mataró, BarcelonaAges 65 years+ - NCT06347770RecruitingPhase 1
Oral Gan Shuangbi for recovery after C-section
This trial tests an oral herbal medicine (Gan Shuangbi) to see if it helps your intestines work normally again after a C-section. It may speed up recovery after delivery.
Guangzhou, GuangdongAges 18–45 - NCT07099859RecruitingPhase 4
Losartan after aortic valve surgery for severe leakage
This trial tests if the drug losartan can help the heart recover better after surgery to replace a leaky aortic valve. It may reduce strain on the heart and improve long-term outcomes.
São Paulo, São PauloAges 18–85 - NCT05961501Enrolling by invitationPhase 2/Phase 3
CBD and CBN for long-lasting facial pain and muscle headaches
This trial tests whether CBD and CBN can reduce facial pain and headaches caused by muscle-related problems that have lasted more than 3 months. It may help people who have ongoing symptoms find a new treatment option.
WroclawAges 18 years+ - NCT06532526Recruiting
Tooth sensitivity treatment during teeth whitening
This study tests whether a special desensitizing gel can reduce tooth sensitivity caused by professional teeth whitening. If you are a smoker between 18 and 30 with dark anterior teeth wanting whiter teeth, this may help you experience less discomfort.
IrbidAges 18–35 - NCT06939088RecruitingPhase 2
Tirzepatide for alcohol reduction in schizophrenia
This trial tests if tirzepatide, a once-weekly injection, can help reduce heavy drinking in people who have both schizophrenia and alcohol use disorder. If you struggle with alcohol and have stable schizophrenia, this study may offer a new treatment option.
Aalborg, DenmarkAges 18–70 - NCT07026539RecruitingPhase 4
Finerenone for heart and kidney health in type 2 diabetes
This trial tests whether adding finerenone to your current diabetes medications can better protect your heart and kidneys. It is for people with type 2 diabetes who already take an SGLT2 inhibitor and an ACE inhibitor or ARB.
Aarhus NAges 18 years+ - NCT07402382Recruiting
Chromium blend study for women in menopause transition
This trial tests whether a special chromium supplement can help the body process protein and sugar better in women going through or past menopause. You'll follow a controlled diet and have blood draws to measure how your body responds.
Canfield, OhioAges 40–70 - NCT06451913RecruitingPhase 4
Probiotic for gut health during Lyme disease antibiotics
This trial tests if a probiotic (Saccharomyces boulardii) can help maintain healthy gut bacteria while you take antibiotics for the early skin rash of Lyme disease (erythema migrans). You'll take amoxicillin for 14 days, plus either the probiotic or a placebo.
LjubljanaAges 18 years+ - NCT06559995RecruitingPhase 2/Phase 3
Ketone drink for alcohol withdrawal
This study tests whether a special ketone drink can ease alcohol withdrawal and help your brain heal. If you have been drinking heavily for at least 3 years and are having withdrawal symptoms now, this might be an option for you.
Philadelphia, PennsylvaniaAges 18–65 - NCT07247734RecruitingPhase 2
Colchicine for insulin sensitivity in type 1 diabetes
This trial tests whether a daily oral medication called colchicine can improve how your body responds to insulin. It is for people with type 1 diabetes who have ongoing low-level inflammation and are already using a continuous glucose monitor.
Gentofte MunicipalityAges 18–80 - NCT06838013Recruiting
Electrical stimulation to improve leg movement after stroke
This trial tests a new way to help people with stroke move their legs better by combining electrical stimulation on the back and leg. If you have had a stroke more than 6 months ago and can already walk with or without a cane, this treatment might help strengthen ankle muscles and make walking easier.
Hong KongAges 50–85 - NCT05139719RecruitingPhase 2
HEC585 trial for slowing lung scarring decline
This Phase 2 study tests whether HEC585 can slow the decline in lung function in people with progressive fibrosing interstitial lung disease (PF-ILD). It may help preserve breathing capacity and breathing tolerance over time.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06106646Recruiting
Vitamin C and smoking in pregnancy: long-term lung health follow-up
This study is checking on the long-term lung health of children whose mothers took vitamin C or a placebo during pregnancy and either smoked or did not smoke. It's a follow-up to see if vitamin C might have lasting benefits for their breathing.
Indianapolis, IndianaAges 6–16 - NCT05065372RecruitingPhase 1
Metformin test with automated insulin in teens with type 1
This Phase 1 study tests how adding metformin affects blood flow in the kidneys, insulin sensitivity, and overall heart/metabolic health in young people with type 1 diabetes. It may help researchers understand whether this combo is safe and beneficial alongside automated or pump/shot insulin care.
Aurora, ColoradoAges 12–25 - NCT07216755Recruiting
Breathing training and nitrate for altitude exercise
This study tests whether breathing training and a natural nitrate supplement (from beets) can improve how well you exercise in conditions that simulate high altitude. You'll do cycling workouts while we measure your performance.
Daytona Beach, FloridaAges 18–40 - NCT07350928RecruitingPhase 3
Nasal spray before breast-saving surgery for calm wakefulness
This trial tests a nasal spray (dexmedetomidine) given before breast-conserving surgery to help you stay calm and comfortable while awake during the procedure. It aims to improve your recovery and waking experience after surgery.
TianjinAges 20–70 - NCT07322887RecruitingPhase 2
Study of sul-238 for early untreated parkinson's disease
This study tests whether an experimental medicine called SUL-238 can improve energy levels in the brain cells of people with early, untreated Parkinson's. It uses a special type of MRI to see if the medicine affects brain energy.
GroningenAges 40 years+ - NCT07082673Recruiting
Sea buckthorn supplement for chronic constipation
This study tests a food supplement made from sea buckthorn to see if it helps people with chronic constipation have more regular and comfortable bowel movements.
NaplesAges 18–70 - NCT07444788RecruitingPhase 1
Acute effects of 5-MeO-DMT in healthy people
This study tests a single dose of a fast-acting psychedelic called 5-MeO-DMT given through a vein. It is only for healthy volunteers who have no medical or mental health conditions and limited previous experience with hallucinogens.
Basel, Canton of Basel-CityAges 25–65 - NCT07504068Recruiting
Exercise and supplement for metabolic health in overweight adults
This trial tests whether a combination of physical exercise and a nutritional supplement can improve body composition, metabolism, and overall health in adults who are overweight and have early signs of metabolic problems. It may help you if you are looking for a non-drug approach to boost your health.
Valencia, ValenciaAges 50–65 - NCT06798948RecruitingPhase 2
Can a mix of herbs improve mild fatty liver?
This study is testing if a combination of four herbs (artichoke, milk thistle, turmeric, and licorice root) can help people with non-alcoholic mild to moderate fatty liver disease (also called metabolic-associated fatty liver disease). It's a randomized trial, meaning participants are assigned to either the herbal mix or a comparison group. This may offer a natural option to support liver health.
Hangzhou, Select...Ages 18–65 - NCT07592975Recruiting
Food with Fiber and B-Vitamins for Gut Health in Older Adults
This study tests whether adding special fibers (prebiotics) and B-vitamins to food can improve your gut bacteria, reduce inflammation, and support mental health. You'll eat fortified foods for several weeks while researchers track changes in your digestion and wellbeing.
Coleraine, County LondonderryAges 50 years+
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Common questions
- Are there clinical trials for placebo effect?
- Yes. Clin2 currently lists 757 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.