Clinical trials
Placebo - Control clinical trials
Below are recruiting placebo - control clinical trials, each written for real people, not researchers. We’re tracking 3,913 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07494253Enrolling by invitation
Mulberry leaf extract for blood sugar after meals in obese youth
This study tests if a mulberry leaf extract (Reducose) can help lower blood sugar spikes after meals in children and teenagers with obesity. The goal is to see if a natural supplement can improve glucose control.
BariAges 6–16 - NCT07489612Enrolling by invitationPhase 2
Testing QLS1410 for people with hard-to-control high blood pressure
This trial is testing an experimental drug, QLS1410, to see if it can lower blood pressure in people whose blood pressure is still high even after taking two or more medications.
JinanAges 18 years+ - NCT07479966Enrolling by invitation
Brain connectivity and placebo response study
This trial examines how brain connectivity relates to differences in how people respond to placebos. It may help understand individual responses to treatments.
Hamburg, Free and Hanseatic City of HamburgAges 18–35 - NCT07454421Enrolling by invitationPhase 1/Phase 2
Racecadotril for organ injury in sepsis patients
This trial tests if Racecadotril, a medication that may protect organs from damage, can help people with sepsis (a severe infection that affects the whole body). It is for patients who are in the hospital and have a certain level of organ injury.
Guanzhou, GuangdongAges 18–80 - NCT07423923Enrolling by invitationEarly Phase 1
Memory and navigation study in healthy adults
This study uses brain scans (fMRI or iEEG) to understand how healthy people remember locations and navigate spaces. You may be eligible if you are a healthy adult aged 18–40 and meet the screening criteria.
Tucson, ArizonaAges 18–40 - NCT07418489Enrolling by invitation
Probiotics to reduce pollution-related inflammation
This trial tests whether a probiotic supplement can help street market vendors reduce inflammation caused by air pollution. If you work at a market several days a week, this study may help protect your body from pollution's effects.
TurinAges 40–55 - 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 - NCT07377136Enrolling by invitation
Can urolithin a help with weight loss?
This trial tests whether taking a supplement called urolithin A can help people with a BMI over 30 lose weight while following a personalized diet and exercise program. The study also looks at changes in fat, muscle, and sleep.
Hradec KrálovéAges 30–60 - NCT07371065Enrolling by invitationPhase 1
Testing a new drug's safety in healthy adults
This trial tests a new medicine called LY03021 in healthy volunteers to see how safe it is, how the body processes it, and if food changes its effects. It's for people who are generally healthy and not taking other medications.
ShanghaiAges 18–45 - NCT07363031Enrolling by invitationPhase 2
Valacyclovir for mouth sores during head and neck radiation
This trial tests whether the antiviral drug valacyclovir can prevent or reduce painful mouth sores caused by radiation therapy for head and neck cancer.
Rio de Janeiro, Rio de JaneiroAges 18 years+ - NCT07356765Enrolling by invitation
Berberine for negative symptoms of schizophrenia
This trial tests if berberine, a natural supplement, can help reduce negative symptoms like lack of motivation or social withdrawal in people with schizophrenia. It may work by affecting the brain and body.
TianjinAges 18–60 - NCT07346703Enrolling by invitation
DHA supplement study for multiple sclerosis patients
This trial tests whether taking a DHA supplement (a type of omega-3 fat) can help people with multiple sclerosis. It aims to see if it may improve muscle function or overall well-being.
La Ñora, MurciaAges 18–65 - NCT07339280Enrolling by invitation
Probiotics for COPD: symptoms, lungs, and inflammation
This study tests whether taking a probiotic can improve symptoms, lung function, and inflammation in people with COPD. It is for adults with stable COPD who have not had a flare-up or treatment change in the last two months.
KarlovacAges 18 years+ - NCT07335432Enrolling by invitation
Vitamin C to reduce blood loss during hysterectomy
This trial tests whether giving vitamin C through a vein before surgery can reduce blood loss during a total abdominal hysterectomy. If you are having this surgery and do not have bleeding problems or other exclusions, this study may help determine a way to make the procedure safer.
Si Racha, Changwat Chon BuriAges 20 years+ - NCT07330440Enrolling by invitationPhase 1
MRNA vaccine study for preventing genital herpes
This study tests a new mRNA vaccine designed to protect against herpes simplex virus type 2 (HSV-2), the virus that causes genital herpes. It is for healthy adults who have not had a genital herpes outbreak in the last 6 months.
BeijingAges 18–55 - NCT07322146Enrolling by invitationPhase 4
Shorter antibiotics for children with common infections
This study tests whether shorter courses of antibiotics are as effective as longer ones for children hospitalized with pneumonia, skin infections, or urinary tract infections. It may help children get back to normal faster and reduce side effects.
Birmingham, AlabamaAges 2 months–17 years - NCT07298993Enrolling by invitationPhase 4
Can older adults with heart failure safely stop beta-blockers?
This trial tests whether it is safe to gradually stop beta-blocker medication in older adults with heart failure with preserved ejection fraction (a type of heart failure where the heart pumps normally but is stiff). It aims to improve quality of life by reducing unnecessary medications.
Pleasanton, CaliforniaAges 60 years+ - NCT07280520Enrolling by invitation
Luteolin supplement for athlete performance and metabolism
This study tests whether a daily luteolin supplement (a natural compound found in some plants) can improve how your muscles and fat cells use energy, boost your athletic performance, and change your body composition over 12 weeks.
Amman, Amman GovernorateAges 18–35 - NCT07262268Enrolling by invitationPhase 1
Testing BHV-7000 for inherited erythromelalgia pain
This clinical trial tests an investigational medication (BHV-7000) for people with inherited erythromelalgia caused by a specific NaV1.7 gene mutation. The study aims to see if the drug can safely reduce the chronic burning pain that is typical of this condition.
New Haven, ConnecticutAges 18–75 - NCT07253155Enrolling by invitation
Probiotics for preventing gut symptoms in overweight adults
This study tests whether taking probiotics can help prevent stomach and gut discomfort in people who are overweight or have obesity. You may be eligible if you are at a certain weight and age, eat a balanced diet, and do not have chronic gut issues.
ColeraineAges 18 years+ - NCT07243171RecruitingPhase 1/Phase 2
Oral Ecnoglutide for overweight or obesity
This trial tests an oral medication called Ecnoglutide to help people with overweight or obesity lose weight. It is for Chinese adults who are not diabetic and have a stable weight.
Beijing, Beijing MunicipalityAges 18–65 - NCT07234916Enrolling by invitation
Multivitamins for people starting weight-loss injections
This trial tests whether a multivitamin can help people on the weight-loss injection Tirzepatide maintain healthy vitamin levels. If you're using this injection and meet the other criteria, you may join.
AmersfoortAges 18–70 - NCT07223580RecruitingPhase 4
Steroid use for pain after kidney stone surgery
This trial tests if giving a corticosteroid during ureteroscopy (a scope procedure to remove kidney or ureter stones) can reduce pain afterward. If you are having this surgery and are not already on steroids or strong pain medicines, this study may help manage your recovery.
Scottsdale, ArizonaAges 18 years+ - NCT07222189Enrolling by invitationPhase 2
Long-term safety of an experimental drug for Crohn's or colitis
This study looks at the long-term safety and side effects of an investigational drug called balinatunfib in people with Crohn's disease or ulcerative colitis. It is for patients who have already completed a full year of treatment in a previous related study.
Gorna OryahovitsaAges 19–77
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Common questions
- Are there clinical trials for placebo - control?
- Yes. Clin2 currently lists 3,913 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.