Clinical trials
Placebo Effect clinical trials
Below are recruiting placebo effect clinical trials, each written for real people, not researchers. We’re tracking 725 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06125054RecruitingPhase 2
Ketamine and brain training for cocaine addiction
This trial tests whether a combination of ketamine (a medicine that may help the brain change) and neurofeedback training (a brain-exercise technique) can help people with cocaine addiction. The goal is to see if these treatments can improve brain flexibility and reduce cravings.
Zurich, Canton of ZurichAges 18–55 - NCT07370740Recruiting
Bloat relief study for healthy women with frequent bloating
This trial tests a supplement called 'Bloat' to see if it reduces post-meal bloating in healthy women who often feel bloated. If you're a woman aged 18–65 with regular bloating, this study might help find a gentle solution.
London, OntarioAges 18–65 - NCT06067100Recruiting
Effect of asthma medication on exercise in active adults
This trial tests how a common asthma medication (a long-acting beta-agonist combined with a corticosteroid) affects exercise performance in healthy, fit young adults. It may help you understand if you could join if you exercise regularly and have no asthma or heart issues.
CopenhagenAges 18–39 - NCT07200518Recruiting
Probiotics after spine surgery study
This trial tests if taking probiotics after spinal surgery helps recovery. It is for adults with a herniated disc, spinal narrowing, or instability in the lower back or neck.
MariborAges 18 years+ - NCT07118462RecruitingPhase 4
Acetazolamide, high altitude, and plasma volume study
This trial tests how acetazolamide affects your body's fluid levels at high altitude. It might help understand if the drug can prevent altitude sickness.
BishkekAges 18–44 - NCT06989866Enrolling by invitationPhase 3
Testing if numbing injections reduce pain pill use after nose surgery
This trial tests whether a numbing injection (regional anesthesia) during nose surgery can reduce the need for strong pain pills afterward. It's for people having their first nose surgery at specific military hospitals.
Portsmouth, VirginiaAges 18 years+ - NCT02811510RecruitingPhase 1
Study of THC effects on people with past cannabis use
This Phase 1 study tests how THC (the main active ingredient in cannabis) affects healthy adults, and whether effects differ by gender. It’s designed to learn about short-term body and brain responses to THC.
West Haven, ConnecticutAges 18–55 - NCT06922994RecruitingPhase 2
Testing atorvastatin for arrhythmogenic cardiomyopathy
This trial tests if a common cholesterol medicine, atorvastatin, can slow the progression of arrhythmogenic cardiomyopathy, a genetic heart condition that can cause abnormal heart rhythms. If you have this condition, joining this study may help researchers find a new way to protect your heart.
Pavia, PVAges 18 years+ - NCT06745063RecruitingPhase 2
Study of a diabetes drug to reduce artery stiffness in veterans with obesity
This trial tests whether an SGLT2 inhibitor (a type of diabetes medication) can help reduce stiffness in the arteries of veterans who have obesity. If you are a veteran aged 30-60 with a BMI of 30-45 and have stiffer arteries than expected for your age, this study might be an option.
Columbia, MissouriAges 30–60 - NCT06512818Enrolling by invitationPhase 1/Phase 2
Testing Psiguavin for weight loss in obesity
This study tests a natural supplement made from guava (called Psiguavin) to see if it helps with weight loss in people who are overweight or have obesity. Participants will take the supplement and be monitored for weight changes and safety.
MurciaAges 18–65 - NCT05799378RecruitingPhase 3
Stopping hydroxychloroquine in older adults with stable lupus
This study looks at whether it is safe for people aged 55 and older with long-standing, stable lupus to stop taking hydroxychloroquine (a medicine that helps control lupus) without their disease flaring up. If you have been taking this medicine for at least 7 years and your lupus has been quiet for a while, you may be able to join.
Los Angeles, CaliforniaAges 55 years+ - NCT05527548RecruitingPhase 4
Alendronate for knee recovery after ACL surgery
This trial tests whether alendronate, a drug commonly used for bone health, can improve knee function and recovery after ACL surgery. It is for people having their first ACL repair.
ShatinAges 14 years+ - NCT04570085RecruitingPhase 3
Caffeine treatment to improve thinking in Alzheimer’s disease
This trial tests whether changing caffeine intake can improve thinking and brain function in people with Alzheimer’s disease. You may qualify if you can follow a low-caffeine diet and have stable Alzheimer’s treatment and sleep/heart conditions.
AmiensAges 50 years+ - NCT03734900RecruitingPhase 4
Comparing two knee injection treatments for osteoarthritis
This study compares two knee injection treatments for knee osteoarthritis. It aims to see which one works better for reducing pain and improving function, so you might experience less knee pain and better mobility.
TaipeiAges 50–80 - NCT06837298Recruiting
Fava bean extract supplement for muscle recovery
This trial tests whether a supplement made from fava bean protein can help your muscles recover strength after exercise. You would take the supplement for about 2 weeks and have your muscle function tested before and after.
Bradenton, FloridaAges 18–45 - NCT07855276RecruitingPhase 1
Study of remibrutinib for moderate to severe hidradenitis suppurativa
This study tests a new oral medication, remibrutinib, in adults with moderate to severe hidradenitis suppurativa (HS), a skin condition causing painful lumps and tunnels. The goal is to see how the drug affects the skin tissue and to gather information for future treatments.
Mayfield Heights, OhioAges 18–65 - NCT07686120RecruitingPhase 3
Baxdrostat for uncontrolled high blood pressure
This trial tests a new medicine called baxdrostat for people whose blood pressure stays high even when they take two or more medicines. It will be added to your current blood pressure pills to see if it helps lower your blood pressure more.
BeijingAges 18 years+ - 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.
Los Angeles, CaliforniaAges 6–17 - NCT07730723RecruitingPhase 2/Phase 3
Nicorandil for moderate to severe rheumatoid arthritis
This study tests whether a heart medication called nicorandil can help reduce arthritis symptoms when added to your current treatment. It is for people with moderate to severe rheumatoid arthritis who have been stable on their current treatments.
Cairo, AbbasiaAges 18 years+ - NCT07711990Recruiting
Studying ketone supplements and brain health
This trial tests how a ketone drink affects the brain in healthy middle-aged adults. It may help researchers understand if ketones can support brain function.
Columbus, OhioAges 45–65 - NCT05587036RecruitingPhase 2/Phase 3
Rifaximin study to see how gut bacteria affect mood
This trial tests whether a gut-targeting antibiotic called rifaximin changes the gut microbiome (gut bacteria) and affects emotion. It is looking for healthy men so any mood or gut changes can be more clearly linked to the study treatment.
LeuvenAges 18–50 - NCT07551141Recruiting
Vibration to Help Stroke Recovery: Balance and Walking
This study tests whether vibrations applied to the bottom of your feet can help improve walking and balance after stroke. You'll receive plantar vibration therapy (gentle vibrations under your feet) while performing walking and balance exercises to see if it helps your recovery.
BoluAges 18–75 - NCT07218627RecruitingPhase 1
Study of an investigational medicine for heart failure
This study tests an experimental medicine called NNC0537-1482 for people with heart failure. It aims to see if the medicine helps improve symptoms and heart function.
LondonAges 40–75 - NCT07141888Recruiting
Probiotic supplement for high uric acid
This study tests whether a probiotic food supplement can lower high uric acid levels, which often cause gout. It might help you if your uric acid is high but you haven't had a recent gout attack.
ÖrebroAges 18–80
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Common questions
- Are there clinical trials for placebo effect?
- Yes. Clin2 currently lists 725 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.