Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,154 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06425120RecruitingPhase 4
Xuesaitong for heart disease risk factors
This trial tests whether Xuesaitong soft capsules can improve major risk factors in people with stable coronary heart disease who are already on cholesterol-lowering and antiplatelet medications. You may be able to join if you have chronic coronary artery disease and certain signs of inflammation.
Beijing, Beijing MunicipalityAges 18 years+ - NCT06511011RecruitingPhase 2
Chinese Herbal Medicine for Chronic Insomnia
This trial tests a Chinese medicine treatment for people with long-term insomnia that is caused by a specific imbalance (Yin deficiency with internal heat). It aims to see if the herbal formula can improve sleep quality and daily function.
ShatinAges 18–65 - NCT06507657RecruitingEarly Phase 1
Empagliflozin for heart health in older adults
This study tests whether a medication called empagliflozin (a diabetes drug) can improve heart function in older adults with high blood pressure and obesity who are at risk for heart failure but do not have it yet. You would take the pill daily and have heart ultrasounds to check your heart's health.
Minneapolis, MinnesotaAges 60 years+ - NCT06510322RecruitingEarly Phase 1
Sildenafil for LVAD support
This trial tests whether sildenafil (the drug in Viagra) can help reduce blood vessel changes in people with a left ventricular assist device (LVAD). It aims to improve heart-pump function and overall health.
The Bronx, New YorkAges 18 years+ - NCT06500104Enrolling by invitation
Kefir for Childhood Obesity: A Trial
This trial tests whether a probiotic drink called kefir (a fermented milk beverage) can help children and teens with obesity lose weight or improve their health. It's for children who are significantly above a healthy weight and don't have other serious medical conditions or dairy allergies.
TaichungAges 7–17 - NCT06495684Recruiting
A brain stimulation study for adults with autism
This trial tests whether mild brain stimulation (transcranial direct current stimulation or tDCS) over multiple sessions can improve thinking, behavior, and brain activity in adults with autism. It may help researchers learn if this safe, noninvasive treatment can support better daily functioning.
Albuquerque, New MexicoAges 18–35 - NCT06505187RecruitingPhase 2
Celecoxib for Pain After Parotid Gland Surgery
This trial is testing whether the pain reliever celecoxib (Celebrex) can help control pain after a specific type of salivary gland surgery called superficial parotidectomy. If you're having this surgery, you may be able to join and take celecoxib for pain rather than other common pain medicines.
Madison, WisconsinAges 18 years+ - NCT06499857RecruitingPhase 3
Semaglutide for atrial fibrillation and weight loss
This study tests whether a weekly injection of semaglutide (the same drug in Wegovy and Ozempic) can help people with atrial fibrillation lose weight and improve their heart condition. It's for people with AF who also have obesity, and may or may not plan to have a heart procedure called catheter ablation.
Phoenix, ArizonaAges 18–75 - NCT06512922Enrolling by invitation
Cognitive training for older adults with high blood pressure
This trial tests whether a special computer-based brain training program can help older adults with high blood pressure think more clearly. It is done in your local community and aims to find a way to keep your mind sharp as you age.
Beijing, ShijingshanAges 60 years+ - NCT06506422RecruitingPhase 2/Phase 3
How empagliflozin may help aging arteries
This study tests if a diabetes medication, empagliflozin, can reduce age-related stiffening of arteries in people without diabetes. If you are between 60 and 80 and have stiff arteries, this trial could help improve your vascular health.
Columbia, MissouriAges 60–80 - NCT06507254Recruiting
Polyphenols and brain health in aging
This study tests whether eating more polyphenols (natural compounds in plants) can protect brain health in people at higher risk for Alzheimer's disease, especially if they currently eat a typical Western diet. Participants will be followed over time to see if changes in diet affect thinking and memory.
Los Angeles, CaliforniaAges 50 years+ - NCT06513208RecruitingPhase 4
Ketorolac for pain after lower back fusion surgery
This trial tests if a non-steroidal anti-inflammatory drug (NSAID) called ketorolac can help reduce pain after lower back fusion surgery. It is for people who are having elective surgery to fuse one or two bones in their lower back.
Towson, MarylandAges 18–85 - NCT06511063RecruitingPhase 2
Antiviral trial for treating long covid symptoms
This study tests whether antiviral drugs (Truvada and Selzentry) can help people with long COVID. You may qualify if you have had long COVID symptoms for at least 6 months, including fatigue and post-exertional malaise.
New York, New YorkAges 18 years+ - 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 - NCT06507488Recruiting
Daphnetin Capsule for Mild Cognitive Issues From Blood Vessels
This trial tests a capsule called daphnetin for people with mild thinking and memory problems linked to blood vessel health. The goal is to see if it helps improve or slow down these changes.
Shenyang, LiaoningAges 50–80 - NCT06480383RecruitingPhase 2
Adding an experimental pill to current anxiety medication
This study tests an experimental medication (ITI-1284) added to your current anxiety treatment to see if it improves symptoms. It's for adults with generalized anxiety disorder (GAD) who haven't gotten enough relief from their current medicine.
Glendale, CaliforniaAges Any age - NCT06481306RecruitingPhase 1/Phase 2
Testing a new drug for sickle cell disease in healthy people and patients
This early-phase study tests a new drug (BMS-986470) for people with sickle cell disease who have frequent pain crises. The goal is to see if it can safely reduce crises. It includes a small group of healthy volunteers as well.
Birmingham, AlabamaAges 18 years+ - NCT06479135RecruitingPhase 3
Study of new drug added to ruxolitinib for myelofibrosis
This trial tests a new drug called Navtemadlin when added to the standard treatment ruxolitinib for people with myelofibrosis who are not getting the best results from ruxolitinib alone. It may help improve response and control the disease.
Birmingham, AlabamaAges 18 years+ - NCT06483373RecruitingEarly Phase 1
SPH7854 granules in healthy volunteers
This early-phase trial tests a new drug called SPH7854 granules in healthy people to check how the body processes it and if it's safe. You would take the drug and have regular check-ups.
ChengduAges 18–45 - NCT06478719RecruitingPhase 1/Phase 2
FB-1603 plus TACE for liver cancer patients
This trial tests a new medicine (FB-1603) given along with standard TACE procedure for people with liver cancer. It aims to see if the combination is safe and works better than TACE alone.
Taipei, TaiwanAges 18–85 - NCT06483659RecruitingPhase 2
Oxytocin for pain after minimally invasive hysterectomy
This study tests if giving oxytocin (a natural hormone) through an IV can help reduce pain after a minimally invasive hysterectomy. If you are having this surgery, you may be able to join.
Boston, MassachusettsAges 18–65 - NCT06488781RecruitingPhase 2
Antibiotics before labor induction for first-time moms with obesity
This study tests whether giving a single antibiotic (azithromycin) before labor induction can help prevent complications in first-time mothers who have obesity. It aims to make delivery safer for you and your baby.
Oklahoma City, OklahomaAges 15–45 - NCT06488755RecruitingPhase 3
Study of an asthma treatment for people with moderate to severe asthma
This trial tests an experimental medication called SIM0718 to see if it can improve asthma control and reduce flare-ups. It may be an option for people whose asthma is not well-controlled with their current inhaler therapy.
Beijing, Beijing MunicipalityAges 12–75 - NCT06480695Recruiting
Exercise and Beetroot Supplement in Post-Menopausal Women
This study tests whether different exercise intensities combined with a beetroot-based nitrate supplement can improve blood vessel health in post-menopausal women who do not currently exercise regularly.
Charlottesville, VirginiaAges 45–75
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,154 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.