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
- NCT03935295RecruitingPhase 4
Dysport with a brace for teens with specific scoliosis curves
This trial studies whether adding Dysport (a botulinum toxin shot) to standard bracing can improve scoliosis in teens. It’s mainly for certain curve patterns and requires careful brace follow-through.
Baltimore, MarylandAges 10–16 - NCT05252754RecruitingPhase 3
Medicines to prevent pancreas swelling after ERCP
This Phase 3 study tests whether putting an anti-inflammatory medicine into the rectum (indomethacin) plus taking an immune-suppressing pill (tacrolimus) works better than using the two medicines in a different combination to prevent pancreatitis after an ERCP procedure. If you qualify, you may be assigned to one of the treatment options to lower your risk of post-ERCP pancreas inflammation.
Baltimore, MarylandAges 18 years+ - NCT05630781Recruiting
Orexin's role in the neurobiology of addiction
This study looks at how a brain chemical called orexin affects addiction. Researchers will give a medication that blocks orexin to see if it helps reduce cravings or use. It might help people who smoke or vape regularly.
Baltimore, MarylandAges 18–60 - NCT05618353RecruitingPhase 4
Colchicine before surgery to lower heart and inflammation complications
This trial tests whether taking colchicine around the time of surgery can reduce bad events after surgery in people at higher heart risk. It focuses on helping prevent complications related to inflammation after an operation.
Birmingham, AlabamaAges 18 years+ - NCT05624450RecruitingPhase 3
Test drug tozorakimab for hospitalized viral lung infection needing oxygen
This Phase 3 study tests tozorakimab to see if it helps people hospitalized with a viral lung infection that is causing low oxygen levels. You might qualify if you still need supplemental oxygen when the study starts.
Birmingham, AlabamaAges 18 years+ - NCT05624125Recruiting
Beetroot juice study for circulation problems in leg arteries
This trial tests whether drinking beetroot juice can improve how well people with peripheral artery disease (PAD) can function and walk. It’s looking at circulation-related measurements in the legs and how you do on walking tests.
Chicago, IllinoisAges 50 years+ - NCT05617833RecruitingPhase 1
Test EPO and melatonin for brain bleeding in very preterm babies
This Phase 1 trial studies whether giving erythropoietin (EPO) and melatonin is safe in very preterm infants who have bleeding in the brain (intraventricular hemorrhage) or significant nearby brain injury. It aims to see if these medicines can be given safely during the early days after birth.
St. Petersburg, FloridaAges 12 hours–2 months - NCT05606341RecruitingPhase 1
Testing a diabetes-style shot to boost brain immunity in early Alzheimer’s
This Phase 1 study tests whether stimulating the immune system (through a receptor called TLR9) is safe and may affect brain changes in people with early Alzheimer’s. It mainly enrolls older adults with memory impairment confirmed by specific amyloid imaging.
New York, New YorkAges 60–85 - NCT05604638RecruitingPhase 3
Tirofiban soon after tenecteplase for acute stroke flare
This trial tests whether starting tirofiban soon after tenecteplase can improve outcomes for people whose stroke symptoms temporarily get worse after treatment. It aims to see if the added medicine can reduce harmful clot-related changes after initial thrombolysis.
Chuzhou, AnhuiAges 18 years+ - NCT05604131RecruitingPhase 2
Deferiprone after heart attack: a heart MRI study
This study tests if the drug deferiprone, given after a heart attack, can reduce heart damage. It uses heart MRI to see if the drug helps recovery.
Indianapolis, IndianaAges 18 years+ - NCT05612594RecruitingPhase 4
Study of an SGLT2 pill for sleep apnea in overweight adults
This study tests whether taking an SGLT2 inhibitor pill (bexagliflozin) can improve obstructive sleep apnea and related body measurements. It focuses on people who are overweight or obese and have confirmed obstructive sleep apnea.
New Haven, ConnecticutAges 18 years+ - NCT05602649RecruitingPhase 1
How cannabis edible type changes drug levels in your body
This Phase 1 study tests how different cannabis edible formulations affect how THC shows up in your blood and how your body responds. It may help researchers choose safer, more predictable edible products based on how people absorb and react to them.
Baltimore, MarylandAges 21–55 - NCT05613608RecruitingPhase 2/Phase 3
Cannabidiol (CBD) study for alcohol use disorder
This trial tests whether cannabidiol (CBD) can help people cut down or quit drinking alcohol. It enrolls adults diagnosed with alcohol use disorder and wanting to reduce drinking, while checking for safety and other mental health or drug use factors.
Aurora, ColoradoAges 21 years+ - NCT05595499RecruitingPhase 2
Fisetin for better walking and strength in breast cancer survivors
This study tests whether fisetin (a natural compound) can improve physical function, like walking ability, in breast cancer survivors who feel frail. It may help strengthen muscles and improve daily activity after treatment.
Alhambra, CaliforniaAges Any age - NCT05598112RecruitingEarly Phase 1
Oral stool-based microbiome treatment for healthy aging
This early-stage study tests whether changing the gut bacteria using an oral stool-based treatment (called oral FMT) can improve health in older adults. It aims to see if this approach affects aging-related changes, including gut and body function.
Beijing, Beijing MunicipalityAges 70–85 - NCT05594017RecruitingEarly Phase 1
Test medicine to change brain rhythms and study memory
This early research study tests whether a medicine can change the brain’s electrical “rhythms” while people do memory-related tasks. It may help researchers understand how brain timing affects memory in people who are already being evaluated with specialized brain electrode monitoring.
Dallas, TexasAges 18–55 - NCT05599347RecruitingPhase 2
Azithromycin before anti-TNF treatment for Crohn’s disease
This Phase 2 trial tests whether taking azithromycin (an antibiotic) before starting infliximab or adalimumab can reduce the chance your body rejects the anti‑TNF medicine. It may help some people get better and keep responding to treatment.
Haifa, Haifa DistrictAges 18 years+ - NCT05625724RecruitingPhase 3
Aspirin to help prevent pregnancy complications after IVF
This Phase 3 study tests whether daily low-dose aspirin can reduce the risk of preeclampsia (dangerous high blood pressure in pregnancy) and improve pregnancy outcomes for people who got pregnant using assisted reproduction like IVF. It mainly targets pregnancies early on (about 9–14 weeks).
AngersAges 18 years+ - NCT05626920RecruitingPhase 1/Phase 2
Disulfiram trial for inherited vision loss in one eye
This early-stage study tests whether disulfiram can help preserve vision in people with inherited retinal degeneration. It focuses on one study eye and uses strict eye, blood/liver, and alcohol-avoidance rules because the medicine can affect the body and needs careful safety monitoring.
Seattle, WashingtonAges 18 years+ - NCT05625425Recruiting
Study testing a memory and wayfinding training program
This study tests a wayfinding (getting around) training program and how it may affect long-term memory. You may need brain scans (fMRI), virtual reality tasks, and regular short walks to participate.
San Francisco, CaliforniaAges 60–85 - NCT05631405Recruiting
Dexamethasone for serious dengue with warning signs
This trial studies whether dexamethasone (a steroid medicine) can help people with dengue infection who have warning signs and are still in the fever stage. It may help reduce complications like breathing problems, severe bleeding, or organ stress, but it is only for a specific window and situation.
BangkokAges 7–99 - NCT05564390RecruitingPhase 2
MyeloMATCH screening to match you to AML or MDS treatment
This study screens people with newly suspected acute myeloid leukemia (AML) or myelodysplastic syndrome (MDS) to see which treatment approach fits best—either a specific study treatment or standard care. It may help by directing you to the right option and by sharing your blood/bone marrow samples for research.
Birmingham, AlabamaAges 18 years+ - NCT05568498RecruitingPhase 2
Probiotic trial for depression in Parkinson’s disease
This Phase 2 study tests whether taking probiotics can improve depression and mood symptoms in people with Parkinson’s disease. It’s meant for those with mild to moderate depression and stable Parkinson’s and mood treatments.
Vancouver, British ColumbiaAges 40–80 - NCT05584007RecruitingPhase 3
Choosing the best antibiotic length for leg cellulitis
This Phase 3 study compares 5 days versus 7 days of antibiotic treatment for new leg cellulitis (skin infection). It may help you get the right treatment duration while keeping side effects and recovery in mind.
SouthamptonAges 18 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 5,154 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.