Clinical trials
Male clinical trials
Below are recruiting male clinical trials, each written for real people, not researchers. We’re tracking 234 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06766838Recruiting
Comparing circumcision methods for young boys
This study compares different circumcision techniques in boys under age 5. It will help doctors understand which method works best.
SohagAges Up to 5 years - NCT07485348Enrolling by invitation
Jump higher and land safer with training
This study tests a special training program to help volleyball players jump higher and improve how they land, which can reduce injury risk. It is for male players with at least one year of experience who train twice per week.
Seremban, Negeri SembilanAges 18–25 - NCT07481253Recruiting
Psychopathy program for male inmates in Portugal
This study tests a program called PSYCHOPATHY.COMP for male prison inmates in Portugal who have high psychopathic traits or antisocial personality disorder. It aims to see if the program can help improve behavior and reduce future problems.
LisbonAges 19–30 - NCT07481370Enrolling by invitationPhase 2
Comparing Two Medicines for Male Infertility
This study tests two medicines—isotretinoin and human chorionic gonadotropin (hCG)—to see if they can improve sperm production in men with low sperm counts or no sperm due to certain causes. It might help if you haven't responded to other treatments before.
Omaha, NebraskaAges 19–50 - NCT07476222Recruiting
Predicting testosterone decline in middle-aged men
This study looks at why testosterone levels drop in men aged 35-59. It may help identify early signs and ways to prevent it.
AndijanAges 35–59 - NCT06783894Recruiting
Elliptical Exercise for Sexual Health in Men with IBS
This study looks at whether regular elliptical exercise can help improve sexual function in married men who have both irritable bowel syndrome (IBS) and erectile dysfunction. It may be an option if you are looking for a drug-free way to manage these issues.
Dokki, Giza GovernorateAges 30–50 - NCT06539104Recruiting
Artificial intelligence to improve egg and embryo testing in IVF
This trial uses artificial intelligence to assess the quality of eggs and embryos during IVF. It aims to help doctors select the best embryos for transfer, potentially increasing the chance of a successful pregnancy.
PragueAges 18–49 - NCT06664827Recruiting
Blood Flow Restriction Training for Elbow Ligament
This study tests a training technique called blood flow restriction (BFR) that may help strengthen the elbow's ulnar collateral ligament (UCL) using light exercise with a cuff. It is for healthy adults who want to try a new way to potentially reduce injury risk.
Houston, TexasAges 18–50 - NCT07466732Enrolling by invitationEarly Phase 1
Caffeine and morning mental and physical performance in men
This study tests whether taking caffeine in the morning can help young men with weight-training experience think more clearly and perform better during repeated sprints. You will be asked to complete cognitive and exercise tests after taking either caffeine or a placebo.
Liverpool, MerseysideAges 18–35 - NCT06102733Recruiting
Pelvic pain study for women and men
This trial is testing treatments for chronic pelvic pain, sacroiliac pain, groin pain, tailbone pain, and piriformis pain. It may help people with persistent pain in these areas find relief.
Surrey, British ColumbiaAges 20–99 - NCT07456397Recruiting
AI to predict sperm success in IVF
This trial tests a new AI system that analyzes sperm to predict how well they might work in fertility treatments like IVF or ICSI. It aims to help doctors choose the best sperm for a successful pregnancy.
Barcelona, BarcelonaAges 18–60 - NCT06805812Recruiting
Predicting outcomes of CDK4/6 inhibitors plus hormone therapy for advanced breast cancer
This study looks at how well a type of targeted therapy (called CDK4/6 inhibitors) combined with hormone therapy works as the first treatment for advanced breast cancer that is hormone receptor-positive and HER2-negative. Researchers want to find patterns that could help predict which patients benefit most.
AvianoAges 18 years+ - NCT07439796RecruitingPhase 1
Study of ORN252 in healthy volunteers
This trial tests a new medicine called ORN252 in healthy people to see how safe it is. It helps researchers understand how the drug works before testing it in patients.
Herston, QueenslandAges 18–55 - NCT07444385RecruitingPhase 1
Safety study of two new drugs in healthy men
This study tests two new experimental drugs (AD-116 and AD-1161) in healthy adult men to see how safe they are and how the body processes them. If you are a healthy man who meets the weight and age criteria, you may be able to join.
SeoulAges 19 years+ - NCT07440615Recruiting
Leg muscle and heart performance in active adults
This study looks at how leg muscle size relates to heart and muscle performance in healthy men and women. It aims to understand normal differences between sexes.
EskişehirAges 18–30 - NCT07425938Recruiting
How oxytocin affects emotional processing
This study looks at how oxytocin, a natural hormone, influences the way we process emotions. Healthy volunteers will receive oxytocin to understand its effects on emotion and brain activity.
Chengdu, SichuanAges 18–30 - NCT07431320Recruiting
Green-light test for concussion in football players
This trial tests a new way to check for concussions in football players. If you are a professional or youth football player in France, you may help standardize a quick sideline test to see if you are okay after a head hit.
PloemeurAges 16 years+ - NCT07419308Enrolling by invitation
Parenting program for male caregivers of children in mental health care
This trial tests a program called 'Connecting and Reflecting Experience' (CARE) for male caregivers. It's designed to help you connect better with your child while they are receiving mental health services.
The Bronx, New YorkAges 18 years+ - NCT07407543RecruitingPhase 1
Study of SRN001 in healthy Korean and Caucasian men
This trial tests a new drug called SRN001 in healthy men to see how safe it is and how the body processes it. It may help find the right dose for future studies.
SeoulAges 19–60 - NCT07413666RecruitingPhase 1
Safety study of ORX489 in healthy adults
This phase 1 trial is testing an experimental drug called ORX489 in healthy adults aged 18 to 60. The goal is to see if it is safe and how the body processes it, which helps decide if it can be tried in people with certain conditions.
Lincoln, NebraskaAges 18–60 - NCT07375238Recruiting
Gazpacho daily for better sperm health
This study tests whether drinking gazpacho daily can improve sperm quality and reduce stress in the body. It may help men with low or abnormal sperm counts.
Madrid, MadridAges 18–45 - NCT07376200RecruitingPhase 1
First-in-human study of a new injection (HEC-151)
This study tests a new injection called HEC-151 in healthy men to see how it affects the body at different single doses. It's one of the first steps to see if the drug is safe and could one day help people with diabetes or related conditions.
Chongqing, BishanAges 18–45 - NCT07362290Enrolling by invitation
Study of drug binding in the lungs using PET scan
This study uses a special PET scan to see how a drug (XBD173) binds to a protein in the lungs. It may help researchers understand inflammation in the lungs and find new ways to treat lung diseases.
LondonAges 25–75 - NCT07369908Recruiting
Ear stimulation for anxiety and emotion control
This study tests whether a gentle, non-invasive electrical stimulation on the ear (called taVNS) can help lower anxiety and improve how you manage your emotions. It’s for healthy people who want to explore a potential new way to support emotional well-being.
Chengdu, SichuanAges 18–30
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Common questions
- Are there clinical trials for male?
- Yes. Clin2 currently lists 234 recruiting male 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 male 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 male 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.