Clinical trials
Effectiveness clinical trials
Below are recruiting effectiveness clinical trials, each written for real people, not researchers. We’re tracking 6,387 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT07499414Recruiting
Bile acid supplement for gut health in adults
This study tests whether a bile acid supplement called 7-keto lithocholic acid can positively affect your gut bacteria and reduce disease risks. Healthy adults aged 18-65 are needed.
ReadingAges 18–65 - NCT07504029Recruiting
Test if bitter melon peptides help control blood sugar
This trial is studying peptides from bitter melon (Momordica charantia) to see if they can help manage blood sugar levels in people with prediabetes. You may be eligible if you have higher-than-normal blood sugar but not full diabetes.
TaichungAges 30–65 - NCT07503327Recruiting
Remote rehab for ankylosing spondylitis
This trial tests whether doing physical therapy exercises at home using a smartphone app can help people with ankylosing spondylitis feel better and move more easily.
ElâzığAges 16–65 - NCT07499804RecruitingPhase 4
Tadalafil for thicker uterine lining before embryo transfer
This study tests whether tadalafil (a medication often used for erectile dysfunction) can help thicken the lining of the uterus before transferring a frozen embryo. If you have good quality frozen embryos, this may improve your chance of a successful pregnancy.
Banī Suwayf, Beni Suweif GovernorateAges 18–43 - NCT07507084Recruiting
Exercise with cognitive tasks for walking and balance in MS
This study combines exercise with a thinking activity to see if it improves walking, balance, and thinking skills in people with multiple sclerosis. It compares two types of exercise training to find which is more helpful for daily life.
Kütahya, MerkezAges 18–65 - NCT07499752Enrolling by invitation
Study on fewer tears: Local anesthesia for first vaginal birth
This study tests whether using local anesthesia during your first vaginal birth can reduce the risk of perineal tears. It aims to make childbirth safer and more comfortable.
StockholmAges 18–64 - NCT07499596Recruiting
Black Mulberry Mouthwash for Gum Inflammation
This trial tests whether a mouthwash made from black mulberry (Morus nigra) can help treat gingivitis (gum inflammation). If you have gum disease but not advanced gum disease, you may be able to join for about 2 weeks of using the mouthwash along with regular brushing.
Battalgazi, MalatyaAges 18–65 - NCT07499817RecruitingPhase 3
Effect of pentoxifylline on womb lining and frozen embryo transfer
This trial tests if a medication called pentoxifylline can help thicken the womb lining and improve success rates for frozen embryo transfers. It may be an option for people with a thin womb lining before their procedure.
Banī Suwayf, Beni Suweif GovernorateAges 18–43 - NCT07499245Enrolling by invitation
Virtual reality for better sleep in older adults
This study tests if using virtual reality can help older adults who sleep poorly. It aims to see if VR can improve sleep quality and duration.
KarsAges 60 years+ - NCT07506915Enrolling by invitation
Cognitive behavioral therapy for healthcare workers
This trial tests if cognitive behavioral therapy helps healthcare workers who have been working in a hospital for at least a year. It aims to reduce stress and improve wellbeing.
Kırşehir, KırşehirAges 18–65 - NCT07499687Recruiting
Gentle injection technique for less pain
This study tests a special way of giving a muscle injection (called the TPR technique) to see if it causes less pain and is more satisfying for patients. If you need an injection, this may make the experience more comfortable.
IstanbulAges 18–65 - NCT07502742Recruiting
Pain in aging athletes and nonathletes
This study looks at how pain affects older adults who are either current master's athletes, former competitive athletes, or nonathletes. It aims to understand why some people have more pain and what helps them stay active.
Milwaukee, WisconsinAges 35–65 - NCT07499349Recruiting
Optimizing Erwinase dosing for ALL patients
This study aims to find the best dose of Erwinase for children with ALL to reduce side effects like high ammonia levels. It focuses on how the drug is processed by the body.
AarhusAges 1 month–45 years - NCT07502391Recruiting
Family visits and delirium risk after surgery
This study looks at whether family visits after surgery can reduce the risk of confusion (delirium) in older adults. It helps us understand how social support affects recovery.
ZurichAges 65 years+ - NCT07501923Recruiting
How heat exposure day and night affects human health
This study looks at how exposure to heat during the day, night, or both affects the health of healthy young adults. It may help understand how heat impacts the body and find ways to protect people from heat-related risks.
Hefei, AnhuiAges 18–30 - NCT07504991Recruiting
Radiofrequency and ultrasound for pain after childbirth
This trial tests whether combining radiofrequency with ultrasound can reduce pain during sex after having a baby. It may help women who have had moderate to severe pain for a while after a vaginal delivery.
Tarragona, TARRAGONAAges 18–50 - NCT07502378RecruitingPhase 4
Eye drops for dry eye in early neurotrophic keratopathy
This trial tests a new eye drop (acoltrepon) to see if it helps people with stage 1 neurotrophic keratopathy (a condition where the cornea's nerves are damaged, causing dry eyes and vision problems) and low tear production. It aims to improve signs like corneal staining and symptoms of discomfort.
Tampa, FloridaAges 18 years+ - NCT07501377Recruiting
Diet and brain health study for women in menopause with overweight
This trial tests whether a diet rich in fiber and plant compounds (polyphenols) can reduce brain inflammation in perimenopausal women who are overweight. If you're in early menopause and have some inflammation, this study may show how diet affects your brain health.
Leipzig, SaxonyAges 35–60 - NCT07506122Recruiting
Acupuncture for chronic constipation: dose study
This trial tests different amounts of acupuncture to see which dose works best for chronic constipation. It may help if you have had constipation for at least 6 months and have fewer than 2 complete bowel movements per week without using laxatives.
Wuhan, HubeiAges 18–75 - NCT07504068Recruiting
Exercise and supplement for metabolic health in overweight adults
This trial tests whether a combination of physical exercise and a nutritional supplement can improve body composition, metabolism, and overall health in adults who are overweight and have early signs of metabolic problems. It may help you if you are looking for a non-drug approach to boost your health.
Valencia, ValenciaAges 50–65 - NCT07500922Recruiting
Menopause effects on brain activity study
This study looks at how menopause affects brain signals controlling movement. It offers combined hormone treatment to eligible women.
JyväskyläAges 50–59 - NCT07504575Recruiting
Using PRP to protect donor sperm during freezing
This study tests whether adding platelet-rich plasma (PRP – a treatment made from your blood that may help healing) to donor sperm before freezing helps protect the sperm. You may qualify if you are a healthy man aged 18–35 with strong semen quality.
Alicante, AlicanteAges 18–35 - NCT07504120Recruiting
Home Pilates for people with multiple sclerosis
This study tests whether doing Pilates exercises from home, through online video sessions, can improve physical and mental well-being in people with mild to moderate multiple sclerosis. If you are fairly mobile and not very active, this could be a gentle way to increase exercise and feel better.
Chicago, IllinoisAges 18 years+ - NCT07505914Recruiting
Breathing exercises for better thinking in older adults
This trial tests whether simple breathing exercises can improve memory and thinking skills in adults aged 65 and older. You would attend two sessions each week for 8 weeks.
IstanbulAges 65 years+
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Common questions
- Are there clinical trials for effectiveness?
- Yes. Clin2 currently lists 6,387 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.