Clinical trials
Male clinical trials
Below are recruiting male clinical trials, each written for real people, not researchers. We’re tracking 233 recruiting studies, each written for real people, not researchers, below.
Recruiting studies
- NCT06554925Recruiting
Sex differences in cardiac surgery patients
This study looks at how men and women may differ in their experiences and outcomes after heart surgery. It may help doctors provide better care for all patients.
Amsterdam, North HollandAges 18 years+ - NCT07115316Recruiting
Hamstring exercises with physiotherapy for football players with mild ACL injury
This study tests if adding special hamstring exercises to standard physiotherapy can help young football players recover better after a mild ACL tear. It focuses on improving sports performance and quality of life with no surgery needed.
Ras al-Khaimah, Emirate of Ras Al KhaimahAges 19–25 - NCT07064148Enrolling by invitation
Self-massage for better golf performance
This study tests if a self-massage technique, called self-myofascial release, can improve physical fitness and swing performance in male college golfers. It may help you understand how to use simple exercises to enhance your game.
Haikou, HainanAges 18–25 - NCT06544967Recruiting
Male vs. female baby brain size differences on ultrasound
This study uses ultrasound to measure the brains of male and female babies during pregnancy to see if there are differences in brain growth between the sexes. It may help researchers learn more about normal brain development.
SohagAges 18–40 - NCT06175650Recruiting
Female-focused recovery plan after heart surgery
This study looks at how to improve recovery after heart surgery, especially for women. It reviews medical records from people who had heart surgery in the past or will have it in the next few years at two hospitals in Amsterdam.
Amsterdam, North HollandAges 18 years+ - NCT06131931Recruiting
HIV prevention study for Latino male couples
This study tests a program to help Latino male couples stay healthy and prevent HIV. It focuses on couples where one or both partners are Latino, and at least one partner has had unprotected anal sex recently.
Orlando, FloridaAges 18–100 - 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 - NCT07194902Recruiting
HIV self-testing for partners of new and expecting mothers
This study offers HIV self-testing kits to the partners of pregnant women and new mothers who are HIV-negative. It aims to make testing easier and more accessible for partners whose HIV status is unknown.
Durban, KwaZulu-NatalAges 18 years+ - NCT07604272RecruitingPhase 1
Sex Hormones to Shrink Inguinal Hernias in Older Men
This study tests whether hormone treatment can help shrink inguinal hernias (bulges in the groin) without surgery. Men 50 and older with a confirmed hernia may qualify to see if this approach works and is safe.
Chicago, IllinoisAges 50 years+ - 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 - NCT07738991RecruitingPhase 1
Study of NKF-PEG compared to Neulasta in healthy men
This study tests a new medicine called NKF-PEG, which is similar to Neulasta (a drug that helps boost white blood cells after chemotherapy). It is being tested in healthy men to see how the body processes it and to check for side effects.
ZhengzhouAges 18–55 - NCT07525960RecruitingPhase 1
Testing NDI-5001 for X-linked Nephrogenic Diabetes Insipidus
This study tests a new drug called NDI-5001 in adult men with a specific genetic form of nephrogenic diabetes insipidus (a condition where the kidneys cannot concentrate urine properly). The trial checks whether the drug is safe, how your body handles it, and whether it might help reduce excessive urination and thirst.
Jacksonville, FloridaAges 18–55 - NCT06866275RecruitingPhase 2
Suramin for autism in boys aged 5–14
This trial tests if a medicine called suramin (KZ101) can help with social challenges in boys with autism. It's a 12-week study at one location, and families must be able to visit the site easily.
Orange, CaliforniaAges 5–14 - NCT07192614RecruitingPhase 1/Phase 2
Study of AZD6621 for men with advanced prostate cancer
This study tests a new drug called AZD6621 for men with metastatic prostate cancer that no longer responds to standard hormone therapy. The goal is to see how safe it is and whether it can slow down the cancer.
Orlando, FloridaAges 18 years+ - NCT04298255Recruiting
Testicular injection therapy for certain causes of male infertility
This trial studies a special lab procedure where selected immature sperm cells are injected to help infertile couples achieve pregnancy. It is designed for couples where the man has a specific type of sperm-making problem found during a testicular sperm extraction.
Winston-Salem, North CarolinaAges 18 years+ - NCT03258658RecruitingPhase 1
Testing a personalized urethra repair made from your own tissue
This early study tests whether an engineered urethral patch made from your own body tissue is safe and workable for urethral strictures (narrowing that blocks urine flow). It is mainly looking for safety and how feasible the procedure and follow-up are, not proven cure yet.
San Francisco, CaliforniaAges 21–75 - NCT05611307Recruiting
Heart Health in Testicular Cancer Survivors
This study looks at heart health in men who have survived testicular cancer. It compares those who had different treatments (surgery, chemotherapy, or chemotherapy plus a stem cell transplant) to see if there are hidden signs of heart or blood vessel problems.
Indianapolis, IndianaAges 18–99 - NCT07722884Recruiting
Tamsulosin alone or with tadalafil for enlarged prostate symptoms
This study tests whether taking tadalafil (at 2.5 mg or 5 mg) along with tamsulosin is better for treating urinary symptoms caused by an enlarged prostate than taking tamsulosin alone. It aims to find the best dose combination to improve your quality of life.
Cairo, Cairo GovernorateAges 45 years+ - NCT07716904Recruiting
Whey Protein and Adaptogen Supplement for Active Men
This study tests whether a whey protein drink with an adaptogen (ashwagandha) can help physically active men perform better and recover faster. You would keep your usual diet and exercise routine while taking the supplement.
Brighton, East SussexAges 18–45 - NCT07715955Recruiting
Can probiotics help control appetite in adults with overweight or obesity?
This study tests whether taking probiotics can help regulate appetite in people who are overweight or have obesity. It aims to understand if these supplements can support weight management by affecting hunger and fullness signals.
Maastricht, LimburgAges 20–70 - NCT07670377RecruitingPhase 1
Drug interaction study of GSK3772701 in healthy adults aged 18-55
This trial tests how a new drug (GSK3772701) interacts with another common drug (midazolam) in healthy volunteers. It aims to see if one affects how the other works in the body and will help determine safe dosing for future studies.
Miami, FloridaAges 18–55 - NCT06525064Recruiting
Health-E You app study for teen guys
This study tests a health app designed for teen guys who have had vaginal or anal sex. It aims to see if the app can help with sexual health decisions and education.
Oakland, CaliforniaAges 13–21 - NCT03093909RecruitingPhase 1
Breathing treatment with gemcitabine for lung cancer spread
This early-stage trial studies an inhaled (aerosol) form of gemcitabine to treat solid tumors that have spread to the lungs. It aims to see whether this lung-focused treatment is safe and how well it might work when standard curative options are not available.
Houston, TexasAges 12–50 - NCT03396562Recruiting
Study of early development in babies with extra sex chromosomes
This study follows infants and young children with conditions caused by having an extra sex chromosome (like XXY, XYY, or XXX) to learn how health and development unfold over time. It may help families and doctors understand what to expect and what support could be helpful.
Aurora, ColoradoAges 1 month–1.1 years
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Common questions
- Are there clinical trials for male?
- Yes. Clin2 currently lists 233 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.