Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,240 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06315231RecruitingPhase 2
Stroke Recovery Thinking Trial for Recent Stroke Patients
This study tests an under-the-tongue tablet (edaravone dexborneol) to help thinking and memory problems that can happen after an ischemic stroke. It may help people who recently had a stroke and now have trouble with attention, memory, or planning.
Fuyang, AnhuiAges 40–80 - NCT07612813RecruitingPhase 1
Safety study of AZD7760 in healthy Japanese adults
This is a Phase 1 safety study of a new investigational drug called AZD7760 in healthy Japanese volunteers. The trial will test how the body handles the drug and monitor for any side effects.
Sumida-kuAges 18–55 - NCT07280858RecruitingPhase 1/Phase 2
Testing a new sarbecovirus vaccine in healthy adults
This study tests a new vaccine called GBP511, designed to protect against several types of sarbecoviruses (including COVID-19). It is for healthy adults who have already received a primary COVID-19 vaccine series plus at least one booster, at least 24 weeks before joining.
Sydney, Kent StreetAges 18 years+ - NCT03681275RecruitingPhase 2
Prevent diaphragm weakness after esophagus surgery
This trial studies a medicine that blocks Janus kinase (JAK) signals, to help prevent breathing muscle weakness in the diaphragm after esophagus removal surgery. It may help patients who need a ventilator during recovery avoid “ventilator-induced” diaphragm dysfunction.
Stanford, CaliforniaAges 18 years+ - NCT05604131RecruitingPhase 2
Cardiac MRI-guided iron-chelator treatment after a heart attack
This Phase 2 trial tests whether giving deferiprone (an “iron-chelator,” meaning it helps remove excess iron) guided by cardiac MRI can improve outcomes after an acute anterior heart attack. It aims to study safety and benefit for people who can undergo MRI with contrast and meet specific heart, kidney, liver, and blood criteria.
Indianapolis, IndianaAges 18–79 - NCT03438526RecruitingPhase 4
Melatonin treatment for low-activity delirium in ICU patients
This trial tests whether giving melatonin (or a placebo) can help adults in the intensive care unit who have a specific type of confusion called low-activity delirium. It aims to improve recovery by supporting sleep–wake regulation in the ICU.
BaselAges 55 years+ - NCT07402551RecruitingPhase 2
Testing RC1416 injection for COPD flare-ups
This trial tests an injection called RC1416 for people with moderate-to-severe COPD who still have flare-ups despite using triple inhaler therapy. It may help reduce those flare-ups and improve breathing.
Hefei, AnhuiAges 40–85 - NCT06259565RecruitingPhase 3
Breathing mask sedation trial for agitated adults
This trial tests whether adding a sedative called dexmedetomidine to non-invasive ventilation (a breathing mask) helps adults who are agitated or uncomfortable while on the mask. It aims to improve comfort and avoid the need for a breathing tube.
Surrey, British ColumbiaAges 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+ - NCT07271485RecruitingEarly Phase 1
Propranolol for misophonia: a pilot study
This trial tests if a blood pressure medication called propranolol can reduce the intense anger or anxiety some people feel in response to everyday sounds (like chewing or breathing). If you have misophonia and meet the study’s health and safety criteria, you may be able to join and receive the medication under medical supervision at a clinic in Littleton, Colorado.
Littleton, ColoradoAges 18–65 - NCT06311058Recruiting
Protein supplement study for ACL surgery recovery
This trial tests whether a protein supplement can help you recover strength and muscle after ACL surgery. You will continue your standard rehab and take a protein drink daily for several weeks.
Houston, TexasAges 16–40 - NCT07396857Recruiting
Sitting and blood pressure study for healthy adults
This study tests how substances from your blood vessels (EDHFs) help control blood pressure after you sit for a long time. It may help explain why sitting too much is bad for your heart.
Halifax, Nova ScotiaAges 18–65 - NCT07502924Recruiting
Testing Geranylgeraniol supplements for muscle health
This study tests whether taking a supplement called geranylgeraniol (GG) can improve muscle health. It is looking for physically active adults who are willing to follow specific dietary rules and avoid certain foods and supplements during the study.
Saint Charles, MissouriAges 30–60 - NCT06660992RecruitingPhase 3
Study of HSK31858 for non-CF bronchiectasis
This trial tests a new medicine, HSK31858, for people with non-cystic fibrosis bronchiectasis (a lung condition causing chronic cough and infections). It aims to see if the drug reduces lung flare-ups and improves symptoms.
Guangzhou, GuangdongAges 18 years+ - NCT07717918RecruitingPhase 1
Testing a new eye drop for capsaicin-induced eye pain
This trial tests whether a new eye drop, BL1332, can reduce eye pain caused by capsaicin (the compound that makes chili peppers spicy). If you are a healthy adult and have no eye problems, this study could help see if the drop is safe and works.
Newport Beach, CaliforniaAges 18–65 - NCT07512427RecruitingPhase 1/Phase 2
Testing OPK-88006 for Fatty Liver Disease
This trial tests a new experimental drug called OPK-88006 to see if it can help treat MASH, a serious liver condition linked to excess fat buildup. The study has two parts: one with healthy volunteers to check safety, and one with people who have signs of fatty liver disease.
Miami, FloridaAges 18–75 - NCT07077395RecruitingPhase 2
Hot flash study to check heart health links
This study looks at how hot flashes in midlife women might be connected to heart disease risk. Researchers want to see if managing hot flashes can improve heart health.
Boston, MassachusettsAges 40–65 - NCT07251296Recruiting
Exercise and supplement study for menopausal women
This study tests whether a program of functional exercise combined with a nutritional supplement can help improve symptoms like hot flashes, sleep, and mood in women going through menopause. It may be a good fit if you are between 45 and 65, have moderate menopause symptoms, are not very active, and are not using hormone therapy or certain medications.
Valencia, ValenciaAges 45–65 - NCT07693738RecruitingPhase 1
SSGJ-716 for healthy adults and people with atopic dermatitis
This trial tests a new medicine, SSGJ-716, in healthy adults and in people with moderate-to-severe atopic dermatitis (a type of eczema). It aims to see if the drug is safe and how the body reacts to it.
ShanghaiAges 18–45 - NCT07615777Recruiting
Nutritional supplements for midlife women's health symptoms
This study tests whether special nutritional supplements can help women aged 38–55 who are experiencing irregular periods or midlife symptoms like hot flushes, sleep problems, or mood changes. The goal is to see if these supplements improve overall health markers and how you feel.
Southampton, HampshireAges 38–55 - NCT06717490Recruiting
Magnesium and blood clot prevention in laparoscopic gynecologic surgery
This study looks at whether giving magnesium sulfate during surgery can help prevent blood clots in women having laparoscopic gynecologic procedures. It may offer an extra layer of protection for those already receiving standard clot-preventing medication.
Athens, AtticaAges 18 years+ - NCT07625007Recruiting
Shortwave Therapy for Diabetic Nerve Pain
This trial tests a shortwave treatment to relieve pain and other nerve symptoms in people with diabetic peripheral neuropathy (nerve damage from diabetes). It is for adults who have not found enough relief from standard nerve medications.
ChongqingAges 18–85 - NCT07453823Recruiting
Synbiotic for gut health in overweight adults
This trial tests a combination supplement (a synbiotic) to see if it can improve gut function and gut bacteria in middle-aged and older adults who are overweight and have constipation. If eligible, you take the supplement daily and report how your digestion feels.
Cork, BlackpoolAges 50–70 - NCT07379866Recruiting
Nerve blocks for pain relief after tonsil removal in children
This trial tests if injecting numbing medicine near certain nerves in the head and neck can reduce pain after tonsil and adenoid surgery in children aged 5–13. It may help them recover more comfortably.
Cairo, GovernorateAges 5–13
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,240 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.