Clinical trials
Effectiveness clinical trials
Below are recruiting effectiveness clinical trials, each written for real people, not researchers. We’re tracking 6,378 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06640309RecruitingPhase 2
Nicotinamide for rheumatoid arthritis: a clinical trial
This trial tests if taking a vitamin B3 supplement (nicotinamide) can improve outcomes for people with rheumatoid arthritis. Researchers want to see if adding this over-the-counter vitamin to your usual arthritis medicines helps reduce disease activity.
CairoAges 18–65 - NCT04410003RecruitingPhase 1
Stool-sample capsules to study gut microbiome in unexplained atherosclerosis
This early-phase study tests whether taking stool-based capsules can change gut bacteria in people with severe atherosclerosis that can’t be explained by usual risk factors. Researchers also measure related metabolic (body chemistry) and microbiome (gut bacteria) changes to see how this approach might help.
London, OntarioAges 18 years+ - NCT06642363RecruitingPhase 1
Astaxanthin for PCOS symptoms and heart health
This trial tests if astaxanthin, a natural antioxidant, can improve PCOS symptoms and heart-related health in women with PCOS who are overweight but not pregnant or breastfeeding.
Isfahan, IsfahanAges 18–45 - NCT07705191Recruiting
Peanut skin extract for blood sugar control
This trial studies whether an peanut skin extract can help control blood sugar after a meal. It is looking for healthy adults who do not have diabetes.
TainanAges 18 years+ - NCT07699120Enrolling by invitationPhase 1
Testing BRC-002 safety in healthy volunteers
This trial checks how safe BRC-002 is in healthy people and how it affects the body with and without food. It helps researchers understand the right dose and any side effects.
Toronto, OntarioAges 18–55 - NCT07700953RecruitingPhase 1
How food and stomach medicine affect a new drug in healthy people
This trial tests how a new drug called ABSK-011 is absorbed by the body when taken with a low-fat meal, a high-fat meal, or a stomach acid medicine. Healthy volunteers are needed to help understand these effects.
WuxiAges 18–45 - NCT06647368Recruiting
Measuring brain sugar use with glucagon
This study tests a new way to measure how the brain uses sugar (glucose) to see if the hormone glucagon affects it. It may help researchers understand how certain hormones work in the body.
CopenhagenAges 25–70 - NCT07699445RecruitingPhase 4
Lumateperone for weight and mood in bipolar depression
This study tests if lumateperone, a medication for bipolar depression, can also help with weight and aging in people with obesity. You may qualify if you have bipolar I depression and a body mass index (BMI) over 30.
Boston, MassachusettsAges 18–65 - NCT07699575Recruiting
Can turmeric and ginger help runner recovery?
This trial tests whether taking turmeric, ginger, and black pepper supplements can reduce inflammation and aid recovery in runners completing the 175 km 'Diagonale des Fous' race. It could help you understand natural ways to manage post-race inflammation.
Saint-Pierre, CHU de La RéunionAges 18 years+ - NCT07703007Enrolling by invitation
Clear aligners for growing kids with mild underbite
This study tests whether clear aligners can fix a mild underbite in growing children aged 8 to 11. It compares how well the aligners move teeth and jaws compared to other treatments.
Al Mansurah, Dakahlia GovernorateAges 8–11 - NCT07703800Recruiting
Testing a better sound fitting for single-sided deaf cochlear implant users
This study tests if a cochlear implant fitting based on your ear's anatomy helps you hear speech in noisy places and enjoy music more. It is for people who are deaf in one ear and use a MED-EL cochlear implant.
AntwerpAges 18 years+ - NCT07704255RecruitingPhase 4
Fecal transplant for stubborn H. pylori infection
This study tries a fecal microbiota transplant (placing healthy donor stool into your gut) to get rid of stubborn H. pylori infection that hasn't been cured by standard treatments. It's for people who have failed several rounds of therapy and have a stomach condition that makes eradication important.
Chengdu, SichuanAges 18–80 - NCT07704138Recruiting
Testing process-based therapy for depression and anxiety
This trial tests a type of talking therapy called process-based therapy to see how well it works in everyday care. It focuses on treating depression or anxiety and helps therapists learn how to make better treatment decisions.
Frankfurt am Main, HesseAges 18–65 - NCT07702487Recruiting
Warming before kidney surgery study
This trial tests if warming the body before kidney surgery can lower lactate levels, which may help recovery. It is for adults scheduled for a planned (not emergency) kidney removal.
Istanbul, SisliAges 18–90 - NCT07706114Enrolling by invitation
Walking with FES: a daily life study for MS
This trial tests whether daily use of Functional Electrical Stimulation (FES) can improve real-world walking and daily activities for people with multiple sclerosis. FES uses small electrical pulses to help weak leg muscles move.
San Francisco, CaliforniaAges 22–75 - NCT07702916Enrolling by invitation
Hygiene and menstruation study for girls in Madagascar
This trial looks at how hygiene and menstrual health programs affect learning and emotional well-being. If you are a girl in the Kilonga 2 study, you may be asked to complete surveys and some tests, and possibly provide saliva or blood samples.
AntananarivoAges 11–21 - NCT07703722RecruitingPhase 3
Psilocybin and therapy for depression with trauma
This trial tests psilocybin (a compound from certain mushrooms) combined with a structured therapy to see if it helps people with depression linked to trauma. It focuses on how the treatment affects the connection between the gut and brain.
Islamabad, CapitalAges 18–60 - NCT07703371Recruiting
Kodo millet porridge and its effect on gut health and metabolic syndrome
This study tests whether eating Kodo millet porridge every day for 12 weeks can improve gut health and reduce risk factors for metabolic syndrome (like being overweight). If you are between 20 and 60 years old, are overweight or obese, and are willing to eat the porridge daily without changing your diet or exercise, you may be able to join.
Mysore, KarnatakaAges 20–60 - NCT07705178Recruiting
MRI study of heart and lung health after childhood cancer
This study uses MRI scans to look at the heart and lungs of childhood cancer survivors to see if chemotherapy caused any long-term changes. It may help doctors better understand and manage late effects after treatment for leukemia or lymphoma.
ErlangenAges 3 years+ - NCT07701135Recruiting
Antibiotic guidance for positive stool test results
This study tests whether adding easy-to-understand comments to lab reports helps doctors use antibiotics more wisely for certain gut infections. If your stool sample tested positive for one of the listed bacteria, you can participate.
AucklandAges 6 months+ - NCT07698405Recruiting
Advanced rehab technology for arm recovery after stroke
This study tests whether advanced technology-based rehabilitation can help people who have had a stroke regain movement and use of their affected arm. It may be a good option if you have had a single stroke and still have some arm weakness but no severe muscle tightness or memory problems.
Fiorenzuola d'Arda, PiacenzaAges 18 years+ - NCT07698236Enrolling by invitation
Temporal interference brain stimulation for Parkinson's disease
This trial tests a new non-invasive brain stimulation method called temporal interference to see if it can improve symptoms of Parkinson's disease. It is for people aged 40 to 80 who are on stable Parkinson's medications and have mild to moderate symptoms.
ShanghaiAges 40–80 - NCT07704710Enrolling by invitation
Changing Pulse Oximeter Probe Placement to Prevent Skin Injury in the ICU
This study looks at whether changing the position of the pulse oximeter clip on the finger every so often can help prevent skin injuries (like pressure sores) in ICU patients. It is for adults in intensive care who are deeply unconscious and will be there for several days.
AnkaraAges 18 years+ - NCT06648954Recruiting
Brain stimulation to improve hand movement in chronic stroke
This study tests whether a brain stimulation technique called high-definition transcranial direct current stimulation (HD-tDCS) can help improve hand and arm movement in people who had a stroke more than a year ago. The stimulation targets the parts of the brain that control movement, and the goal is to see if it can boost recovery when combined with standard therapy.
Hong KongAges Any age
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Common questions
- Are there clinical trials for effectiveness?
- Yes. Clin2 currently lists 6,378 recruiting effectiveness 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 effectiveness 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 effectiveness 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.