Clinical trials
Placebo - Control clinical trials
Below are recruiting placebo - control clinical trials, each written for real people, not researchers. We’re tracking 3,962 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT03910738RecruitingPhase 2
Testosterone treatment for nerve protection and myelin repair in MS
This Phase 2 study tests whether taking testosterone (for low testosterone levels) can help protect nerves and repair myelin in people with relapsing-remitting multiple sclerosis (MS). It may be most relevant if your MS is stable and you have low blood testosterone without current androgen treatment.
BesançonAges 18–55 - NCT03919461RecruitingPhase 2
Preventing colon and rectal cancer spread after surgery
This Phase 2 study tests medicines given around the time of colon or rectal cancer surgery to help lower the chance the cancer will later spread to other parts of the body. If you are planned for curative (potentially curable) surgery and have no signs of spread yet, the trial may help prevent future metastases.
AfulaAges 20–80 - NCT03935646RecruitingPhase 2
Test of Adderall’s short-term effects in college students with ADHD
This study measures how stimulant medication (Adderall) affects college students with ADHD in the short term. It compares people with ADHD to students without ADHD to see what changes you may notice during the study.
Laramie, WyomingAges 18–29 - NCT03949049RecruitingPhase 3
Citi-coline for babies who had low oxygen at birth
This trial studies whether a medicine called citicoline can protect the brain in newborns who had low oxygen (hypoxia). It may help reduce brain injury in babies, but it does not include babies with a specific severe brain condition.
CairoAges Up to 1 month - NCT03954483Recruiting
Ear test studies brain wave rhythms for adults
This trial measures a specific brain rhythm (theta waves) using sensors placed on or near the ear canal. It’s mainly looking for healthy adults who can safely complete ear, hearing, and balance checks.
Winnipeg, ManitobaAges 18–40 - NCT03954899Recruiting
Melatonin test for brain health in older adults
This study tests whether taking 5 mg of melatonin can improve thinking and brain health over time in older adults with early, mild symptoms. You may help researchers learn which brain changes and measures improve with melatonin.
Iowa City, IowaAges 56–85 - NCT03966170RecruitingPhase 3
CitiColine to help protect the brain in preterm babies
This Phase 3 study tests whether citicoline can act as a protective treatment for the brain in babies born early and needing breathing support. It may help reduce risks tied to prematurity and breathing complications by supporting the brain’s health.
TantaAges Up to 1 month - NCT03970720RecruitingPhase 2
Metoclopramide to improve low-blood-sugar warning in type 1 diabetes
This Phase 2 study tests whether metoclopramide can help people with type 1 diabetes better notice when their blood sugar is getting too low. If low-blood-sugar warning is unreliable for you, this could help improve safety and control.
Lexington, KentuckyAges 20–60 - NCT03983369RecruitingPhase 3
Laser treatment to help prevent painful mouth sores from chemo
This trial tests whether low-level laser therapy (using special light on the mouth) can prevent or reduce mouth sores caused by chemotherapy in children and young adults. It may help you avoid painful inflammation that can affect eating, comfort, and treatment.
Villejuif, Val de MarneAges 4–25 - NCT03984565RecruitingPhase 2
Study of a new cannabinoid for long-term body pain
This Phase 2 study tests how a new cannabinoid product affects people with ongoing musculoskeletal pain (like arthritis or injuries). It’s meant to see whether the product can improve pain for eligible adults who are not already using CBD regularly.
Belmont, MassachusettsAges 21 years+ - NCT03989323Recruiting
Register to track cancer immune therapy and side effects
This study sets up a real-world patient database to follow people starting cancer immunotherapy and record immune-related side effects. You may help doctors better understand who gets these side effects and how they change over time.
BronAges 18 years+ - NCT03993262RecruitingPhase 2
Bortezomib for severe autoimmune encephalitis after rituximab
This Phase 2 study tests whether bortezomib can improve outcomes and safety in adults with severe autoimmune encephalitis. It focuses on people whose condition is confirmed by brain-related autoantibodies and who have already received rituximab.
München, BavariaAges 18 years+ - NCT04899765RecruitingPhase 4
Measles and BCG shots for moms and toddlers
This trial tests whether giving measles and BCG vaccines to mothers and their children after the child turns 12 months is safe and helpful. It specifically looks at women who are not pregnant and meet several health and study-area requirements.
Bissau, Bissau CodexAges 15–35 - NCT06580002RecruitingPhase 2
Can Riluzole Help with Chemo Brain? A Pilot Study
This study tests if a medicine called riluzole (currently used for ALS) can help with 'chemo brain' – memory and thinking problems after cancer treatment. It is for people who feel their mental sharpness has declined after breast cancer therapy, certain chemotherapies, or brain radiation.
Orange, CaliforniaAges 18 years+ - NCT07700342Recruiting
Could an evening gel improve sleep for nighttime reflux?
This trial tests a topical therapy you apply at night to see if it can improve sleep for people with non-erosive GERD who still have nighttime symptoms even while taking a morning acid reducer.
Warsaw, Masovian VoivodeshipAges 18 years+ - NCT07082738RecruitingPhase 2
Study of AZD6793 for people with moderate to very severe COPD
This trial tests a new drug called AZD6793 for people with moderate to very severe COPD. It aims to see if the drug can help improve breathing and reduce flare-ups.
Birmingham, AlabamaAges 40 years+ - NCT07536373RecruitingPhase 3
Colchicine to prevent amputation after leg artery treatment
This study tests whether a medication called colchicine can help prevent amputation in people with severe leg blood flow problems who just had surgery or a catheter procedure to restore blood flow. Colchicine is an anti-inflammatory drug that may help protect the leg tissue after treatment.
Taipei, TaipeiAges 18 years+ - NCT04020263RecruitingPhase 3
Levosimendan early treatment vs placebo for cardiogenic shock
This study tests whether giving levosimendan early (a heart-strengthening medicine) improves outcomes compared with placebo, on top of standard inotropic support, in people with cardiogenic shock. It mainly looks at whether patients have fewer serious complications or deaths.
Strasbourg, Bas-RhinAges 18 years+ - NCT04060030RecruitingPhase 2
Leucovorin for young children with autism language difficulties
This Phase 2 study tests whether leucovorin (a vitamin-related medicine) can improve social communication and language in young children with autism. It also looks at safety and whether the results hold while the child stays on their usual therapies and routines.
Phoenix, ArizonaAges 2.5 years–5 years - NCT04059172RecruitingEarly Phase 1
Ibuprofen plus acetaminophen for braces pain
This early study compares braces pain relief using: ibuprofen alone, ibuprofen plus acetaminophen together, or placebo (no active pain medicine). It may help find which approach works best and is safest for people starting orthodontic treatment.
Aurora, ColoradoAges 12–80 - NCT04063540RecruitingPhase 2
Amiloride to prevent migraine aura episodes
This study tests whether amiloride can reduce how often migraine aura happens. It’s a proof-of-concept early study, meaning the main goal is to see if the approach seems to work and is safe for people with frequent aura.
BronAges 18–80 - NCT04064060RecruitingPhase 3
Long-term safety follow-up for luspatercept study participants
This trial studies the long-term safety of luspatercept (ACE-536) in people who already took part in an earlier luspatercept study. It mainly helps doctors better understand ongoing side effects and overall safety over time.
Los Angeles, CaliforniaAges 18 years+ - NCT04066192RecruitingPhase 2
Brexpiprazole trial for alcohol use disorder in adults
This study tests whether brexpiprazole can help adults with alcohol use disorder. You must currently not be taking alcohol-focused treatment or alcohol medicines, and you’ll likely complete questionnaires and brain scans.
Aurora, ColoradoAges 21–65 - NCT04073290RecruitingPhase 4
Rifaximin and lactulose to prevent confusion after TIPS
This trial studies whether taking rifaximin plus lactulose can prevent a brain problem called hepatic encephalopathy (confusion) after TIPS, a procedure to reduce pressure in the liver. It may help people who are having TIPS planned and are at risk of this complication.
LeuvenAges 18–80
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Common questions
- Are there clinical trials for placebo - control?
- Yes. Clin2 currently lists 3,962 recruiting placebo - control 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 - control 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 - control 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.