Clinical trials
Placebo - Control clinical trials
Below are recruiting placebo - control clinical trials, each written for real people, not researchers. We’re tracking 3,955 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07339774RecruitingPhase 2
Traditional Chinese medicine for mouth sores from radiation
This trial tests whether a traditional Chinese medicine can help prevent or reduce the severity of mouth sores caused by radiation therapy for head and neck cancer. If you are scheduled to get radiation for non-spreading head or neck cancer, this treatment might help protect your mouth.
Chengdu, SichuanAges 18–65 - NCT07226440RecruitingPhase 1/Phase 2
Trial to help firefighters reduce PFAS with a gastrointestinal product
This trial tests if taking a special tablet twice daily can help male firefighters lower PFAS chemicals in their bodies. It involves three visits in the San Francisco Bay Area, at-home blood tests, and weekly text surveys over about 6.5 months.
San Francisco, CaliforniaAges 18 years+ - NCT05671991RecruitingPhase 4
Empagliflozin study for kidney and belly membrane function
This trial tests whether empagliflozin improves kidney health and the function of the belly’s dialysis membrane in people with end-stage kidney disease who do peritoneal dialysis. It may help by changing how well the peritoneal dialysis system works and how the kidneys perform over time.
New Haven, ConnecticutAges 18 years+ - NCT07031778RecruitingEarly Phase 1
Topical simvastatin to help jawbone healing after wisdom tooth removal
This study tests whether a simvastatin (a common cholesterol medicine) applied directly to the tooth socket after wisdom tooth removal can help your jawbone heal faster. If you need a lower wisdom tooth taken out and are generally healthy, you may be able to join.
Granada, GranadaAges 18–40 - NCT07213167Recruiting
Low contrast vision test for different lens implants
This trial checks how well you see in low light and low contrast after having cataract surgery with specific lens implants. It helps doctors understand which lenses work best in dim conditions.
Bakersfield, CaliforniaAges 22 years+ - NCT06823947RecruitingPhase 1
Study of KK3910 in healthy people and those with high blood pressure
This study tests a new medicine called KK3910, first in healthy volunteers to check safety, then in Japanese patients with essential hypertension (high blood pressure) to see if it helps lower blood pressure.
Hakata, FukuokaAges 18–80 - NCT06874192RecruitingPhase 1
Low-dose colchicine for statin intolerance pilot study
This trial tests if a low dose of colchicine can help people who cannot take statins due to side effects. It aims to see if colchicine is safe and effective for lowering inflammation and improving cholesterol management.
Richmond, VirginiaAges 18–80 - NCT06101745RecruitingPhase 2/Phase 3
Trial to see ureters during abdominal or pelvic surgery
This trial tests a dye called Nizaracianine Triflutate that helps surgeons see the ureters (tubes from kidneys to bladder) during surgery. It aims to make surgery safer by reducing the risk of accidentally injuring the ureters.
Los Angeles, CaliforniaAges 18 years+ - NCT06102044RecruitingPhase 3
Zinc for young infants with severe infection in Tanzania
This study tests whether giving zinc supplements to very young babies (under 2 months) with severe infections helps them recover better. It takes place in Tanzania and involves adding zinc to their regular care.
Dar es SalaamAges birth–2 months - NCT06645847Recruiting
Ketone drink for walking and strength in older adults
This study tests whether a special ketone drink can help older adults who are starting to feel frail (slower walking, less energy). You would be assigned to one of several groups, and researchers will check if the drink improves your strength and daily function.
Novato, CaliforniaAges 65 years+ - NCT07112651Recruiting
New medication for hot flashes in perimenopausal women
This study tests whether a new medication (CL25216) can help reduce hot flashes and other menopause symptoms in women going through perimenopause. It is specifically for overweight women who are still having irregular periods.
VijayawadaAges 40–55 - NCT07123402Enrolling by invitationPhase 2
TRD205 for chronic pain after surgery
This trial tests a new tablet called TRD205 for people who have had long-lasting nerve pain after surgery (at least 3 months). The goal is to see if it can reduce pain safely.
BeijingAges 18–80 - NCT06889753RecruitingPhase 2
Pollen extract for menopause symptoms in healthy women
This study tests if a natural pollen extract can help reduce common menopause symptoms like hot flashes, night sweats, and sleep or mood issues. It is for healthy women who are postmenopausal and experiencing at least moderate symptoms.
London, OntarioAges 45–65 - NCT07448194RecruitingPhase 1
Safety study of HW241045 in healthy adults
This trial tests the safety of a new drug called HW241045 in healthy volunteers. It helps doctors understand how the drug affects the body and if it causes any side effects.
BeijingAges 18–55 - NCT07445269Enrolling by invitation
Breathing muscle warm-up for athletes
This study looks at whether warming up your breathing muscles before exercise can help make them stronger during both fast, explosive workouts (like sprinting) and longer, steady endurance exercise (like jogging). It might be a good option for young athletes who want to see if a simple warm-up can boost their performance.
ÇorumAges 14–30 - NCT07109713Recruiting
Cranberry products and women's health study
This trial tests if cranberry-based products can affect the natural balance of bacteria in the female body. It aims to understand how diet might support women's health.
Chicago, IllinoisAges 18–45 - NCT07140874RecruitingPhase 2
Zinc as an add-on treatment for neck dystonia
This trial tests if taking zinc supplements can improve symptoms of cervical dystonia (a condition causing neck muscle spasms) for people who already get Botox injections. It adds zinc to your regular Botox treatment to see if it helps control symptoms better.
Gainesville, FloridaAges 18–89 - NCT07053657Recruiting
Vitamin D for heart health in overweight teens
This study looks at whether giving vitamin D can improve heart and metabolic health in overweight or obese teens who have low vitamin D levels. It may help lower risks like high blood sugar or cholesterol.
Anqing, AnhuiAges 10–16 - NCT07711418RecruitingPhase 3
A study of rezpegaldesleukin for teenagers and adults with moderate-to-severe eczema
This trial tests an investigational drug called rezpegaldesleukin for people aged 12 and older with moderate-to-severe atopic dermatitis (eczema) that hasn't improved enough with topical treatments. The goal is to see if it can safely reduce eczema symptoms.
The Bronx, New YorkAges 12 years+ - NCT07620587Recruiting
How hormones affect appetite and energy in healthy young adults
This study examines how estradiol and progesterone (two female hormones) influence hunger, appetite, and how your body uses energy. Understanding this connection may help explain why appetite and energy levels change throughout the menstrual cycle.
Waterloo, OntarioAges 18–30 - NCT07602933Recruiting
Light Therapy for Muscle Fatigue from Electrical Stimulation
This study tests whether light therapy can reduce muscle fatigue and damage caused by electrical muscle stimulation. Researchers want to see if this non-invasive light treatment helps muscles recover faster.
Porto Alegre, Rio Grande do SulAges 18–45 - NCT07592975Recruiting
Food with Fiber and B-Vitamins for Gut Health in Older Adults
This study tests whether adding special fibers (prebiotics) and B-vitamins to food can improve your gut bacteria, reduce inflammation, and support mental health. You'll eat fortified foods for several weeks while researchers track changes in your digestion and wellbeing.
Coleraine, County LondonderryAges 50 years+ - NCT07604948Recruiting
Blood Flow Restriction Training for Basketball Recovery
This study tests whether briefly restricting blood flow to the legs (using an arm cuff on the thigh) can help male basketball players recover faster and improve leg strength after games. Researchers want to see if this technique, called ischemic preconditioning, reduces fatigue and speeds healing.
Guangzhou, GuangdongAges 18–25 - NCT07595341Enrolling by invitation
Breathing Training for Competitive Swimmers
This study tests whether a special breathing-exercise program can improve how well swimmers' lungs work and their swimming performance. Researchers will teach swimmers techniques to strengthen the muscles used for breathing and measure how it affects their ability to swim.
MadridAges 18 years+
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Common questions
- Are there clinical trials for placebo - control?
- Yes. Clin2 currently lists 3,955 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.