Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,157 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07324434Enrolling by invitationPhase 1
Study of an oral tablet for healthy adults and those with high uric acid
This trial tests a new tablet (F-02-2-Na) to see if it's safe and how the body processes it. It's for healthy volunteers and people with high uric acid levels who may need long-term treatment.
Guangzhou, GuangdongAges 18–45 - NCT06980090Recruiting
How doctors' expectations affect their emotions
This study looks at how expecting to feel pain can change how doctors react emotionally. It uses brain scans (MRI) and mild electrical stimulation (tTIS) to understand these effects.
Hanover, New HampshireAges 18–55 - NCT07212803RecruitingPhase 4
Energy drinks study for young healthy adults
This study looks at how energy drinks affect your heart. It compares the effects of two different energy drinks on heart rate and other heart measures. You will have several short visits where you drink an energy drink and get your heart checked.
Stockton, CaliforniaAges 18–40 - NCT07750249Enrolling by invitationEarly Phase 1
Short-chain fatty acids for IgA nephropathy
This trial tests whether a daily supplement of short-chain fatty acids (SCFAs) can slow down kidney damage in people with IgA nephropathy. SCFAs are substances made by gut bacteria that may help reduce inflammation and protect the kidneys.
MartinAges 18 years+ - NCT07619131RecruitingPhase 3
New cholesterol-lowering combination pill for at-risk adults
This study tests a new combination pill containing two cholesterol-lowering medications (laroprovstat and rosuvastatin) in people who have never taken cholesterol medicine before. The goal is to see if the combination works better than either medicine alone at lowering LDL cholesterol, which is the 'bad' cholesterol that can increase heart disease risk.
Dothan, AlabamaAges 18–130 - NCT07402902Enrolling by invitation
Caffeine timing and fat burning during exercise
This trial looks at how different caffeine strategies affect how much fat you burn during exercise. If you are a healthy, active adult, this study could help you understand how caffeine might improve your workouts.
Fuenlabrada, MadridAges 18–50 - NCT07302880Recruiting
How biotin affects blood test results
This study looks at how taking biotin (a common vitamin) might interfere with routine blood tests. It is for healthy individuals who want to understand if their vitamin supplement could change their lab results.
CopenhagenAges 20–70 - NCT06894784RecruitingPhase 3
Combining two diabetes drugs with an automated insulin pump
This trial tests if adding semaglutide and empagliflozin to your automated insulin delivery system (like a smart pump) can improve blood sugar control for adults with type 1 diabetes. It may help with both glucose levels and weight management.
Montreal, QuebecAges 18 years+ - NCT07120880RecruitingPhase 3
Light therapy timing for depression with insomnia
This trial tests whether giving light therapy at a specific time of day can improve both depression and sleep problems. It is for adults with major depression and insomnia who are not currently on antidepressants.
ParisAges 18–65 - NCT06406114RecruitingPhase 2
Better Allergy Testing for Cephalosporin Antibiotics
This study tests better ways to diagnose allergies to common cephalosporin antibiotics, like Keflex and Rocephin. By participating, you may learn if you are truly allergic to these medicines and if they are safe for you to take in the future.
Scottsdale, ArizonaAges 18–70 - NCT06377085Enrolling by invitationPhase 1
Testing an old drug for tight muscles in kids with cerebral palsy
This trial tests a drug called 5-Azacytidine, which is being used in a new way—to help loosen tight muscles (contractures) in children with cerebral palsy. It aims to see if it can reduce the need for surgery.
San Diego, CaliforniaAges 2–18 - NCT06310551RecruitingPhase 1
Long-acting HIV prevention study for healthy adults
This study tests a new long-acting medicine that may help prevent HIV. It is given as an injection, and the study checks how safe it is and how it works in healthy volunteers.
Lenexa, KansasAges 18–55 - NCT06205056RecruitingPhase 1
HIV vaccine safety and immune response test
This trial tests a new combination HIV vaccine in healthy adults to see if it is safe and produces an immune response. If you are at low risk for HIV, you may help researchers learn more about future prevention strategies.
KampalaAges 18–50 - NCT05042102RecruitingPhase 2
Donepezil plus brain training for alcohol use disorder
This Phase 2 study tests whether donepezil, along with structured cognitive (brain) training, can improve outcomes for people with alcohol use disorder. It will measure whether this combination helps after recent heavy drinking, while tracking safety over about 13 weeks.
West Haven, ConnecticutAges 18–80 - NCT03936998RecruitingPhase 1/Phase 2
Study drug for peanut allergy to change immune response
This early-phase study tests VE416, a treatment meant to help reduce peanut allergy reactions by changing how the immune system responds. If you have documented peanut allergy, you may receive the study medicine and, for some people, take part in a supervised peanut “entry challenge.”
Boston, MassachusettsAges 12–55 - NCT07723924RecruitingPhase 2
Plecanatide for constipation in children and teens
This study tests a new medicine called plecanatide for children and teens with functional constipation. It aims to see if it helps improve bowel movements compared to a placebo (a pill with no medicine).
Birmingham, AlabamaAges 6–17 - NCT06383689Recruiting
Improving comfort during epilepsy monitoring
This study tests if changing how we give placebo pills during long hospital monitoring can make the experience better and less stressful for people with epilepsy. The goal is to improve care for those who need this test before epilepsy surgery.
Bonn, North Rhine-WestphaliaAges 18 years+ - NCT07758985RecruitingPhase 1
Testing a pill's safety and effect on mosquitoes in healthy adults
This study tests a new pill called lotilaner for safety and how well it works to kill mosquitoes that carry malaria. It is for healthy adults in Mali and may help future malaria prevention efforts.
BamakoAges 18–55 - NCT07740824Recruiting
Oral supplement for healthier, younger-looking skin
This study tests an oral supplement to see if it improves signs of facial skin aging in healthy adults. Participants take the supplement daily for 8 weeks and undergo two small skin biopsies on the upper arms to measure changes.
Bangalore, KarnatakaAges 35–65 - NCT07745504RecruitingPhase 3
Comparing two versions of a new weight-loss medication
This study compares two different versions of an investigational weight-loss medication (cagrilintide) against a placebo to see which is more effective and safe for people with excess weight. Participation involves receiving injections and regular check-ins to monitor your progress.
Conyers, GeorgiaAges 18 years+ - NCT06116045RecruitingPhase 2
Study of BZ371A for women with sexual arousal disorder
This trial tests an investigational medication, BZ371A, to see if it can help women with Female Sexual Arousal Disorder (FSAD), a condition where they have trouble getting or keeping physical signs of arousal like lubrication and warmth. The study aims to find out if BZ371A is safe, effective, and well-tolerated.
Rio de Janeiro, Rio de JaneiroAges 21–60 - NCT05113004RecruitingPhase 2
Testing new outcomes in primary Sjögren’s syndrome
This Phase 2 study tests how to measure changes in primary Sjögren’s syndrome symptoms and body activity. It may help researchers confirm which outcomes best reflect improvement and how different patient types respond to treatment.
BrestAges 18 years+ - NCT07666776Recruiting
Attention training for social anxiety: a controlled trial
This study tests whether a simple computer exercise that trains your attention away from threat can reduce social anxiety, compared to a placebo (neutral) version. It's for adults with social anxiety disorder and takes place at Tel Aviv University.
Tel AvivAges 18–65 - NCT07659574RecruitingPhase 3
Study of UBT251 injection for type 2 diabetes not controlled by diet and exercise
This trial tests a new injected drug (UBT251) for people with type 2 diabetes who haven't been able to control their blood sugar with diet and exercise alone. It aims to see if the drug can help lower blood sugar levels safely.
Changsha, HunanAges 18–75
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,157 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.