Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,158 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07483502Recruiting
Pre-surgery gut health supplement study for heart patients
This trial tests whether taking a gut health supplement (WellBiome) for six weeks before heart surgery can improve recovery and save the NHS money. It compares the supplement to a placebo (a pill with no active medicine).
Hull, East Riding Of YorkshireAges 50–80 - NCT06772766RecruitingPhase 1
Study of 9MW3011 in adults with beta-thalassemia without regular transfusions
This trial tests a new drug, 9MW3011, in people with a type of beta-thalassemia that does not require regular blood transfusions. The goal is to see if the drug can safely help manage iron overload and improve hemoglobin levels.
Nanning, GuangxiAges 18–65 - NCT06472219RecruitingPhase 3
PREDICATE trial for serious lung infections
This trial tests a new approach to treating serious respiratory infections in hospitalized adults. It aims to see if a targeted strategy works better than standard care while avoiding extra risks.
Hong KongAges 18 years+ - NCT07487831RecruitingPhase 4
Salt intake and skin sodium in inflammatory skin disease
This study tests how salt in your diet affects sodium levels in your skin and its link to inflammatory skin conditions like eczema. It may help explain why some people's skin flares up after eating salty foods.
San Francisco, CaliforniaAges 18 years+ - NCT07482085RecruitingPhase 3
Efavirenz for treating Creutzfeldt-Jakob disease
This trial tests whether the drug efavirenz can help people with Creutzfeldt-Jakob disease (a rare brain disorder). The study aims to see if it can slow the disease and improve daily function.
BeijingAges 18–80 - NCT07481422RecruitingPhase 1/Phase 2
Fecal transplant capsules for irritable bowel syndrome
This trial tests whether taking capsules containing freeze-dried healthy donor stool can improve symptoms of irritable bowel syndrome (IBS) that haven't gotten better with usual treatments. It aims to see if this approach is safe and helpful for people with moderate to severe IBS.
RijekaAges 18–65 - NCT07485231Recruiting
Nitric oxide and blood vessel function in women with PTSD
This study tests how well blood vessels work in women with PTSD by measuring nitric oxide levels. It may help understand why PTSD affects heart health and could lead to better treatments.
Minneapolis, MinnesotaAges 18–40 - NCT07486921RecruitingPhase 2
Etrasimod to prevent pouchitis after ulcerative colitis surgery
This trial tests if etrasimod can prevent pouchitis, which is inflammation of the surgically created internal pouch, in people who have had their colon removed due to ulcerative colitis. If you are at high risk for pouchitis or have had only one episode, this study may help keep your pouch healthy.
New York, New YorkAges 18–65 - NCT07482020RecruitingPhase 2
SGLT2 inhibitor for atrial fibrillation, high blood pressure, and high blood sugar
This study tests whether a medication called an SGLT2 inhibitor (a type of diabetes drug) can improve the function of the upper left heart chamber in people who have paroxysmal atrial fibrillation, high blood pressure, and abnormal blood sugar levels. If you qualify, the trial may help your heart work better and reduce your risk of stroke.
Shanghai, Shanghai MunicipalityAges 18–80 - NCT07488949Recruiting
Doxycycline and progestin for chronic endometritis in recurrent pregnancy loss
This trial tests whether combining an antibiotic (doxycycline) with a hormone treatment (progestin) can help people with chronic endometritis—a type of uterine inflammation—who have had repeated miscarriages or failed IVF cycles. The goal is to improve the chance of a successful pregnancy.
Lanzhou, GansuAges 20–45 - NCT07485296RecruitingPhase 2
Postbiotics with pembrolizumab for advanced head and neck cancer
This trial tests whether adding postbiotics (beneficial bacteria byproducts) to the standard immunotherapy drug pembrolizumab can improve your immune system's response against advanced or metastatic head and neck squamous cell carcinoma.
Rozzano, MilanoAges 18 years+ - NCT07487246RecruitingPhase 2
Pain relief study for abortion dilator placement
This study tests whether combining two medications (lidocaine and ketorolac) given as a shot around the cervix can help with pain when placing small sticks (dilators) to prepare for an abortion procedure. If you are 16–24 weeks pregnant and planning an abortion, this trial may help you feel less discomfort.
Chicago, IllinoisAges 18 years+ - NCT07483177RecruitingPhase 1/Phase 2
Heart study for enlarged aorta
This trial tests a treatment to help people with a mildly enlarged ascending aorta. It aims to slow down growth and prevent future heart problems.
Rochester, MinnesotaAges 18 years+ - NCT07486830RecruitingPhase 2
Botox for Painful Vestibulodynia with Tight Pelvic Floor Muscles
This trial tests whether Botox (incobotulinumtoxinA) can help reduce pain in women with provoked vestibulodynia (pain at the vaginal opening) and overactive pelvic floor muscles. If you qualify, you will receive an injection and be monitored for improvement.
Washington D.C., District of ColumbiaAges 18 years+ - NCT06775405RecruitingPhase 3
Testing a new RSV treatment for hospitalized babies
This study tests a medicine called AK0529 for babies and toddlers hospitalized with RSV. It aims to see if the drug helps them recover faster and is safe for this age group.
BeijingAges 1 month–2 years - NCT05188079Recruiting
Test whether quick nitrate supplements change blood vessel function
This study checks how an acute (short-term) nitrate supplement affects how well your blood vessels work. It may help researchers understand whether these effects differ among Hispanic, Black, and White participants, in otherwise healthy adults.
Austin, TexasAges 18–65 - NCT06778460Recruiting
Esketamine and lidocaine for pain after liver surgery
This trial tests whether two medicines, esketamine and lidocaine, can reduce long-term pain after liver surgery and possibly improve survival. It is for people who are having a planned liver removal (hepatectomy).
Chengdu, SichuanAges 18–75 - NCT06611319RecruitingPhase 3
Shorter blood thinner after hip replacement: a recovery study
This study tests a shorter course of blood thinner medication (rivaroxaban) after hip replacement surgery, following an enhanced recovery plan. It aims to see if a shorter treatment can safely prevent blood clots and help you recover faster.
Linz, Upper AustriaAges 18–85 - 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+ - NCT07479173Recruiting
How a study ingredient affects protein digestion in healthy adults
This trial tests whether a study ingredient called P24 changes how your body breaks down and uses protein from a meal. It may help researchers understand ways to support muscle health as we age.
Davis, CaliforniaAges 45–75 - NCT07474545RecruitingPhase 1
Safety study of KL0011034 injection in healthy volunteers
This trial tests a new injection called KL0011034 to see if it is safe and how the body processes it. Healthy volunteers aged 18–45 who meet specific health and lifestyle criteria can join.
Changsha, HunanAges 18–45 - NCT07471932RecruitingPhase 1
Testing a new skin medicine in healthy adults
This trial is testing a new study drug called LAD106 to see if it is safe in healthy adults. It helps researchers learn how the drug works in the body before moving on to patients with a specific condition.
LeidenAges 18–45 - NCT07476586RecruitingPhase 1
Study of GenSci161 safety in healthy adults
This trial tests a new medicine called GenSci161 to see if it is safe and how the body handles it. It is for healthy volunteers aged 18 to 45 who are willing to follow study rules and use birth control.
Shanghai, Shanghai MunicipalityAges 18–45 - NCT07474467RecruitingPhase 1/Phase 2
Stem cell therapy for acne scars
This trial tests a treatment made from your own fat cells to improve deep acne scars. It aims to see if the therapy is safe and helps reduce the appearance of scars.
SeoulAges 19 years+
Hear when a new Placebo trial opens
We’ll email you when one opens — at most once a week, no account needed, unsubscribe anytime.
Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,158 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.