Clinical trials
Placebo clinical trials
Below are recruiting placebo clinical trials, each written for real people, not researchers. We’re tracking 5,240 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- 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+ - NCT07537868RecruitingPhase 2
Montelukast to reduce heart damage after heart attack
This study tests whether montelukast (a medication that reduces inflammation) can limit heart damage when given immediately after a sudden heart attack. Researchers will measure inflammation markers and heart injury to see if this drug helps patients recover better.
Al MansurahAges 30–75 - NCT07497347Recruiting
Amino acids and lifestyle for brain aging in older adults
This study tests whether taking a specific amino acid supplement, along with lifestyle changes, can help slow or improve brain aging in older adults who have mild depression. It aims to see if these nutrients can support brain health and mood.
BresciaAges 65–85 - NCT07514013Recruiting
Olive Oil Extract for Knee Comfort and Function
This study tests whether a daily olive oil extract capsule can help improve knee comfort and function in adults with ongoing knee discomfort. Participants will track their symptoms and wear an activity monitor while taking the supplement.
San Francisco, CaliforniaAges 40–75 - NCT07392372RecruitingPhase 1
Testing the safety of BNT351 in people with and without HIV
This trial tests a new antibody called BNT351 to see if it is safe and how it affects the immune system. It is for adults who either do not have HIV, or have HIV and are not currently on HIV medications.
Chicago, IllinoisAges 18–65 - NCT07327840RecruitingPhase 2
Study of Kylo-11 for heart disease with high Lp(a)
This trial tests a new drug, Kylo-11, for people with heart or blood vessel disease and high Lp(a), a type of cholesterol that raises risk of heart problems. The study will see if Kylo-11 can help lower that risk.
Los Angeles, CaliforniaAges 18–80 - NCT07344727Recruiting
Can haskap berries help you recover after heavy squats?
This study tests whether taking haskap berries (a type of superfruit) before and after intense squat workouts can speed up your recovery and reduce soreness.
Bozeman, MontanaAges 18–35 - NCT07326475Enrolling by invitation
Soccer training study for boys ages 11-13
This study looks at how different soccer training methods affect movement and performance in young male players. It may help coaches understand which training techniques work best.
GdanskAges 11–13 - NCT07296692Recruiting
Does a protein drink change stomach emptying in older adults?
This study tests if a special drink with protein and carbs affects how fast the stomach empties in healthy older adults. It aims to improve nutritional care for elderly people.
Belo Horizonte, Minas GeraisAges 60–90 - NCT07220382RecruitingPhase 4
Botox injections before large hernia surgery
This trial tests if getting Botox shots in the belly muscles before hernia surgery makes the repair easier and more successful. It is for adults who need a planned, open surgery for a large ventral hernia.
Cleveland, OhioAges 18 years+ - NCT07235917RecruitingPhase 2
Mibavademab for functional hypothalamic amenorrhea
This trial tests an investigational drug called mibavademab for women whose periods have stopped due to a condition called functional hypothalamic amenorrhea (FHA). It may help restart your menstrual cycle by targeting hormones involved in reproduction.
Phoenix, ArizonaAges 18–40 - NCT07212361Recruiting
Restoring infant gut bacteria with mother's microbes
This study tests whether giving healthy newborns a special mix of their own mother's friendly bacteria can help build a healthy gut. It is for mothers who had a healthy pregnancy, plan to breastfeed, and live near Helsinki.
HelsinkiAges Up to 50 years - NCT07245628RecruitingEarly Phase 1
Self-adjusting nitrous vs. placebo for office vasectomy
This trial compares self-administered nitrous oxide gas with a placebo to see if it helps reduce pain and anxiety during a vasectomy done in the doctor's office. It aims to find a better way to manage discomfort without stronger medications.
Boston, MassachusettsAges 18–85 - NCT07263789Recruiting
Food supplement for better blood sugar
This study tests a food supplement to see if it helps keep blood sugar levels healthier in people with slightly high blood sugar (pre-diabetes). If you qualify, you would take the supplement and have your blood sugar checked over time.
Pavia, LombardyAges 18 years+ - NCT07200518Recruiting
Probiotics after spine surgery study
This trial tests if taking probiotics after spinal surgery helps recovery. It is for adults with a herniated disc, spinal narrowing, or instability in the lower back or neck.
MariborAges 18 years+ - NCT07242300RecruitingPhase 3
Testing a new botulinum toxin for arm stiffness after stroke
This trial tests a new injectable medication (Eveotox) to see if it can safely reduce arm or hand stiffness in people who have had a stroke. The goal is to improve daily activities like dressing or cleaning your hand.
Beijing, Beijing MunicipalityAges 18–80 - NCT07219498Recruiting
Probiotics for muscle soreness after exercise
This trial tests whether taking a probiotic supplement for 5 weeks can reduce muscle soreness after exercise. If you exercise regularly and are generally healthy, you may be able to join.
Minneapolis, MinnesotaAges 18–30 - NCT07222241Recruiting
Comparing numbing methods for Mohs surgery on face or scalp
This study compares two ways of numbing the skin during Mohs surgery for skin cancer on the face or scalp. It aims to find which method causes less pain and is more satisfying for patients.
Philadelphia, PennsylvaniaAges 18 years+ - NCT07267026RecruitingPhase 1
Safety study of the drug SK-09 in healthy adults
This trial tests a new medicine called SK-09 in healthy volunteers to see if it is safe and how the body processes it. The results will help decide the right dose for future studies.
Herston, QueenslandAges 18–55 - NCT07177183Recruiting
Low creatinine as a sign of longer breathing tube use
This study looks at whether low blood creatinine levels can help predict which patients will need a breathing machine for a long time or have trouble coming off it. If you are under 18 and in a post-ICU care unit, you may be able to join.
BrnoAges 18 years+ - NCT07135362Recruiting
Probiotic for improving constipation in adults
This trial tests a probiotic supplement to see if it helps improve bowel function in people with constipation. If you have functional constipation (not caused by another illness), this study may be a good fit.
TaipeiAges 18–65 - NCT07167342RecruitingPhase 4
Can a probiotic prevent polyp regrowth after colonoscopy?
This trial tests whether taking a probiotic called Clostridium Butyricum after colon polyp removal can lower the chance of polyps coming back. It is looking for people who had adenomas removed and are not already taking certain supplements or antibiotics.
Qingdao, ShandongAges 18–75 - NCT07133477Recruiting
Fish oil for skin health
This study tests whether taking fish oil concentrate can improve skin function in adults who have sensitive, redness-prone skin. If you're between 35 and 65 and have skin that easily gets dry or red, this might be a good fit.
CardiffAges 35–65
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Common questions
- Are there clinical trials for placebo?
- Yes. Clin2 currently lists 5,240 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.