Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,245 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- 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 - NCT03944876RecruitingPhase 3
Botulinum toxin to block a facial nerve for chronic cluster headaches
This trial tests whether injections of botulinum toxin type A can reduce frequent, severe cluster headache attacks by targeting a facial nerve area. It’s for people whose cluster headaches have not responded well—or have caused side effects—to standard preventive treatments.
HamburgAges 18–85 - NCT03949855RecruitingPhase 2
Belimumab plus rituximab for primary membranous nephropathy
This study tests whether adding belimumab to rituximab helps people with primary membranous nephropathy (a kidney disease) that has the right blood test marker and specific protein levels. The goal is to improve kidney outcomes and reduce disease activity while keeping treatment safe.
Birmingham, AlabamaAges 18–75 - 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 - NCT03977207Recruiting
Thyroid hormone supplement for people on dialysis
This trial tests whether taking a thyroid hormone supplement helps people who are on hemodialysis and have borderline-high thyroid lab results (high TSH but normal FT4). It’s studying whether treatment changes thyroid-related outcomes or health while on dialysis.
Orange, CaliforniaAges 18–75 - NCT03983603Recruiting
Plant stanols and asthma symptoms prevention
This trial tests whether eating plant stanols (a natural substance found in some foods) can help prevent asthma symptoms in people with stable allergic asthma. You would need to take a daily chew and avoid certain cholesterol-lowering products during the study.
Maastricht, LimburgAges 18–70 - 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+ - 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+ - NCT03999723RecruitingPhase 2
Test azacitidine with vitamin C to improve DNA changes
This Phase 2 study tests whether combining azacitidine (a standard blood cancer medicine) with vitamin C helps improve disease control by changing DNA activity in high-risk blood cancers. It may be an option if you have certain types of higher-risk MDS, CMML, or low-blast AML and can meet safety requirements.
AalborgAges 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+ - NCT07285213RecruitingPhase 2
Preventing C. diff return with an antibody
This study tests a new antibody (AZD5148) to prevent C. diff infection from coming back. If you have a current C. diff infection and are being treated with antibiotics, you may be able to join.
Phoenix, ArizonaAges 18 years+ - NCT07701954RecruitingPhase 1
Testing a new drug for people with allergies and high IgE
This early-phase trial tests a new medication, LCA-0061, in healthy people with high IgE levels (a sign of allergies). Part B specifically includes those with a peanut allergy. The study aims to see how safe the drug is and how the body processes it.
Mississauga, OntarioAges 18–55 - 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+ - NCT07580898RecruitingPhase 1
Testing MOON101 Safety for Peanut Allergy Treatment
This study tests whether a new drug called MOON101 is safe for people with peanut allergies. The goal is to see if it might help your immune system tolerate peanuts better and reduce severe allergic reactions.
Little Rock, ArkansasAges 4–55 - NCT07622368RecruitingPhase 1
Testing IBI3031 for Active Thyroid Eye Disease
This early-stage trial tests a new drug called IBI3031 to treat active thyroid eye disease (TED), a condition where the immune system attacks muscles and tissue around the eyes, causing swelling, bulging, and sometimes double vision. The study aims to see if this drug can reduce inflammation and improve symptoms.
Shenyang, LiaoningAges 18–75 - 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+ - NCT04010526RecruitingPhase 2
Local treatment for Crohn’s fistulas using your own fat cells
This Phase 2 trial studies whether a local injection of fat-derived cells (made from your own tissue) can improve difficult Crohn’s disease fistulas around the anus. It’s designed for people whose Crohn’s fistulas have not responded to usual treatments.
Marseille, PACAAges 18 years+
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,245 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.