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
- 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+ - NCT07252778RecruitingPhase 2/Phase 3
Probiotics for endurance athletes
This trial tests if taking a probiotic supplement for a short time can help athletes who do endurance sports like rowing. If you are a healthy athlete on a national team, this study might help you understand how probiotics affect performance.
Poznan, WielkopolskaAges 16–50 - NCT07287033RecruitingPhase 1
Safety study of MY006 in healthy people and people with peanut allergy
This early-phase study tests a new investigational medication (MY006) to see if it is safe and how the body processes it. It is given to both healthy volunteers and people with peanut allergy. The goal is to gather safety information before larger trials.
Colorado Springs, ColoradoAges 12–55 - NCT07304843RecruitingPhase 1/Phase 2
Testing golexanolone for fatigue and brain fog in PBC
This study tests an experimental drug called golexanolone to see if it can help with fatigue and thinking problems in people with primary biliary cholangitis (PBC). It involves taking two different doses of the drug and checking how you feel and think over time.
DüsseldorfAges 18 years+ - NCT02897063RecruitingPhase 1
Test medicines for low blood pressure in nerve-related disorders
This early (Phase 1) study tests whether midodrine and droxidopa can improve blood-flow pooling in the belly in people with nerve problems that affect blood pressure when standing. It’s looking at safety and how the body responds, which may help reduce dizziness or fainting for some participants.
Nashville, TennesseeAges 40–80 - NCT02402660Enrolling by invitationPhase 2
Test ALK-001 for Stargardt disease eye changes and comfort
This Phase 2 study tests how well ALK-001 is tolerated and whether it can slow or improve vision-related changes in people with Stargardt disease. It mainly looks at safety (tolerability) and signs in the eye over about 24 months.
Phoenix, ArizonaAges 8–70 - NCT07523633RecruitingPhase 2
Semaglutide to help reduce cannabis use disorder
This trial tests whether a medication called semaglutide (used for weight management) can help adults with cannabis use disorder cut down or stop using cannabis. Researchers want to see if it reduces cravings and use while also monitoring overall health.
FrederiksbergAges 18–70 - NCT07320937Enrolling by invitation
Yiqi Fuyuan Paste formula for chronic fatigue syndrome
This trial tests whether a traditional Chinese medicine formula (Yiqi Fuyuan Paste) can help reduce fatigue in people with chronic fatigue syndrome. It is a double-blind, placebo-controlled study, meaning neither you nor the doctor will know which treatment you receive.
Shanghai, Pudong New AreaAges 18–65 - NCT07298564Recruiting
Magnesium and levocarnitine for PCOS symptoms
This trial tests whether taking magnesium and levocarnitine (a natural substance that helps cells make energy) can improve metabolism and reduce symptoms like irregular periods or weight gain in women with polycystic ovary syndrome (PCOS). If you have PCOS, you may be able to join.
Tehran, Tehran ProvinceAges 19–65 - NCT05795478Recruiting
Oxycodone plus pregabalin for long-term pain after spinal surgery
This trial studies whether taking oxycodone together with pregabalin (both pain medicines) can reduce chronic pain that can linger after spinal surgery. If you qualify, you may be asked to rate your pain and complete questionnaires during recovery.
BeijingAges 18 years+ - NCT07271186RecruitingPhase 2
Study of a New Drug for Diabetic Kidney Disease
This study tests an investigational drug that blocks a protein called ANGPTL3, which may help protect the kidneys in people with type 2 diabetes and diabetic kidney disease. It aims to see if the drug can reduce kidney damage and improve overall health.
Huntsville, AlabamaAges 18–80 - NCT06274749Recruiting
Urolithin A for blood sugar in adults 55+ with extra weight
This study tests if a natural supplement called Urolithin A can help improve how your body handles sugar (glucose) in healthy adults aged 55 and older who have a higher body weight. You would take a daily capsule and come in for tests including blood work, treadmill walks, and an MRI.
Baltimore, MarylandAges 55–100 - NCT05275686RecruitingPhase 2
Fluticasone spray system for long-term ear pressure problems
This Phase 2 study tests a new way of delivering a steroid medicine (fluticasone) through the nose to treat eustachian tube dysfunction, which can cause ear pressure, popping, or discomfort. It may help by reducing swelling around the eustachian tube so the ear can drain and equalize pressure better.
Los Angeles, CaliforniaAges 18–80 - NCT07229014Recruiting
Collagen supplement for quality of life and appetite
This trial tests whether a daily collagen supplement can improve quality of life, appetite, and blood sugar control in overweight adults who feel low energy or have trouble sleeping. You will take the supplement, use a continuous glucose monitor, and complete online surveys.
London, LondonAges 18–65 - NCT06480539RecruitingPhase 4
Dexmedetomidine for Better Sleep After Lung Surgery in Older Adults
This study tests whether giving a medicine called dexmedetomidine at night can help older adults sleep better and feel less tired after lung surgery. If you are 60 or older and having lung surgery through small cuts (thoracoscopy), you may be able to join.
Genk, LimburgAges 60 years+ - NCT07352618Enrolling by invitation
Omega-3 supplements for blood sugar and cholesterol in type 2 diabetes
This study tests whether adding omega-3 supplements to your regular diabetes treatment can improve blood sugar control and cholesterol. It may help people with type 2 diabetes who are already on medication.
DhakaAges 25–75 - NCT07435428RecruitingPhase 3
Study of a new treatment for moderate to severe frown lines between eyebrows
This trial tests a new medication's effectiveness and safety over time in adults with moderate to severe frown lines between the eyebrows. It aims to see if the treatment can reduce these lines and improve satisfaction with appearance.
Los Angeles, CaliforniaAges 18–80 - NCT07219498Recruiting
Probiotics for muscle soreness after exercise
This trial tests whether taking a probiotic supplement for 5 weeks can reduce muscle soreness after exercise. If you exercise regularly and are generally healthy, you may be able to join.
Minneapolis, MinnesotaAges 18–30 - NCT05667090Recruiting
High-dose vitamin D3 to ease chronic pain in dialysis patients
This study tests whether taking a very high dose of vitamin D3 can reduce moderate to severe chronic pain in people on hemodialysis. It may help by improving vitamin D-related pathways that could affect pain, but you must also meet specific health and testing requirements.
TaipeiAges 20 years+ - NCT05688618Recruiting
Probiotic and fiber supplement for mild memory problems
This trial studies whether a daily supplement containing a probiotic and a fiber called inulin can improve mild cognitive impairment (mild memory/thinking difficulties) in older adults. If you have mild cognitive impairment (not dementia), you may be asked to take the supplement and be monitored over time.
Mexico CityAges 70–85 - NCT05907239Recruiting
Shock wave therapy for jaw muscle pain
This trial tests whether focused shock wave treatment can reduce chronic jaw pain caused by jaw muscle problems. You might qualify if you have moderate to severe temporomandibular (jaw) pain for at least 3 months.
São Paulo, São PauloAges 18 years+ - NCT06021145RecruitingPhase 4
Adding empagliflozin to insulin pumps for type 1 diabetes
This study tests whether adding the diabetes pill empagliflozin (Jardiance) to your current automated insulin pump can help improve blood sugar control for adults with type 1 diabetes who are not reaching their glucose goals.
Montreal, QuebecAges 18 years+ - NCT06502834RecruitingPhase 1
Testing a probiotic supplement for overweight people
This trial studies a supplement called D. piger to see if it's safe and how it affects alcohol breakdown in overweight adults with insulin resistance. You would take the supplement daily for 4 weeks.
AmsterdamAges 18–70 - NCT06704321Recruiting
Effects of TOTUM-448 on liver fat and heart health
This trial tests a supplement called TOTUM-448 to see if it can reduce liver fat and improve heart health in people with a fatty liver condition (MASLD). If you have excess liver fat and are overweight, this study could help find new ways to manage your condition.
Québec, QuebecAges 18–75
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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.