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
- NCT06706921RecruitingPhase 4
Predicting treatment success with PET scans in prostate cancer
This study looks at whether a special PET scan can help predict how well a targeted radiation therapy (LuPSMA) works in men with advanced prostate cancer that has spread. You would get several PET scans before and after treatment to see if the scan results can forecast your outcome.
Los Angeles, CaliforniaAges 18 years+ - NCT05379556Recruiting
Study for long COVID sexual and reproductive symptoms
This study is looking at people who have recovered from COVID-19 but still have ongoing (long COVID) sexual, reproductive, or related symptoms. Researchers want to learn about these lingering problems and what may help, based on your answers and study procedures.
Naples, ItalyAges 18 years+ - NCT04098822Recruiting
Survey study for men with a Virtue male sling
This study follows men who have the Virtue male sling to collect longer-term experience through questionnaires and medical data review. It may help improve how this sling is used and understood over time.
AngersAges 18 years+ - NCT05771168Recruiting
Surgery for men with stress urinary leakage
This study looks at men who are having surgery for stress urinary incontinence (urine leakage when coughing, sneezing, or exerting yourself) using devices like a sling or artificial urinary sphincter. It will follow how patients do after surgery using questionnaires, to understand benefits and experiences.
Roma, RomeAges 18 years+ - NCT07546435Recruiting
Male experiences with fertility treatment for low sperm quality
This study explores men's experiences undergoing ICSI, a fertility treatment that helps when sperm quality is reduced. Researchers want to understand how the treatment affects you physically and emotionally.
Skive, Midt JyllandAges 18 years+ - NCT07444021Recruiting
Resistance exercise and appetite in healthy young adults
This study looks at how resistance exercise (like weightlifting) affects your body's energy balance and appetite. It's for healthy young adults who want to help scientists understand how exercise impacts hunger and metabolism in men and women.
TaipeiAges 20–30 - NCT06468462RecruitingPhase 4
Comparing STI prevention strategies for Kenyan men
This study tests two ways to prevent STIs in men who have sex with men in Kenya: taking antibiotics only when you have symptoms, or taking a single antibiotic pill (doxycycline) shortly after sex. It aims to find which approach works better for keeping you healthy.
KisumuAges 18–29 - NCT07744802RecruitingPhase 1
Drug interaction study of vimseltinib in healthy men
This study is for healthy men to see how a new drug called vimseltinib affects a protein in your body that helps remove other drugs. Participation will help your doctors understand how to use this drug safely in the future.
Overland Park, KansasAges 18–55 - NCT07684339Recruiting
Sperm protein test and fertility treatment
This study looks at a protein in sperm called phospholipase C zeta, which helps eggs develop after fertilization. It aims to see if measuring this protein can predict how well a couple will do with fertility treatments like IVF or ICSI.
Abu DhabiAges Any age - NCT06671210Recruiting
Urine HPV testing for men
This study is testing whether a urine test can detect human papillomavirus (HPV) in men. HPV is a common virus that can cause certain cancers. The goal is to see if a simple urine test works as well as other methods. If you are an adult male who has been sexually active, this study may be an option.
Beijing, Beijing MunicipalityAges 18 years+ - NCT07612956Recruiting
High-altitude training effects on teenage rowers' performance
This study tests whether training at high altitude for 4 weeks helps teenage male rowers improve their sport performance, fitness, and heart and lung health. Researchers will measure changes in body composition, rowing ability, and how well your heart and lungs work.
Macao, MacaoAges 12–19 - NCT07561203Recruiting
Collavant supplement for runner's knee discomfort
This study tests whether Collavant®, a collagen-based supplement, reduces knee pain in amateur runners aged 40–65 who experience discomfort during or after training. You'll take the supplement for 24 weeks while continuing to run and track your symptoms.
Madrid, MadridAges 40–65 - NCT07549919RecruitingPhase 1
Food Effects on a New Experimental Drug in Healthy Men
This study tests how food affects how the body absorbs and processes a new experimental drug called AJ201. Researchers will give the drug to healthy men with and without food to see if it makes a difference, and they'll check for any side effects.
Los Alamitos, CaliforniaAges 18–55 - NCT06786663Recruiting
Male breast cancer organoids study
This trial studies tumor samples from men with breast cancer to grow mini tumors (organoids) in the lab. The goal is to better understand male breast cancer and find personalized treatments.
RomeAges 18 years+ - NCT07393334RecruitingPhase 2
Male birth control pill trial
This trial tests a new non-hormonal male contraceptive pill called NLS-133. It is taken just before sex and could help give men more control over family planning.
Seattle, WashingtonAges 18–55 - NCT06841861RecruitingPhase 1/Phase 2
Testicular organoid study for male fertility
This trial uses tiny lab-grown testicles to study sperm production. It may help men with infertility learn more about why they can't make sperm.
San Francisco, CaliforniaAges 18–60 - NCT07361120RecruitingPhase 2
Plan a vasectomy device study for long-term birth control
This study tests a new device for vasectomy. It's for men who want a long-term birth control option and are in good health, between 25 and 65 years old, with a normal body weight and sperm count.
Maribyrnong, VictoriaAges 25–65 - NCT07345455Recruiting
Probiotics for improving sperm quality in male infertility
This trial tests whether taking probiotics can improve sperm quality in men with unexplained infertility. It may help if you have low sperm count, low motility, or abnormal shape.
New Taipei CityAges 20–45 - NCT07337265Recruiting
Royal jelly for unexplained male infertility
This trial tests whether taking royal jelly supplements for 3 months can improve sperm quality and fertility in men with unexplained infertility. It might help if you and your partner have been trying for a baby for over a year without success, and all standard tests are normal.
Istanbul, BaşakşehirAges 18–45 - NCT06324071Recruiting
Study of TetraSOD for male infertility
This trial tests if a supplement called TetraSOD can improve sperm quality in men with infertility of unknown cause. It may help if you and your partner have been trying for at least a year without success.
BarcelonaAges 18–45 - NCT07265908Enrolling by invitation
Biobank study for gynecological and fertility conditions
This trial creates a biobank of samples from people with gynecological issues, infertility, or pregnancy problems. It aims to help researchers better understand these conditions and develop future treatments.
Milan, MilanAges Any age - NCT05435222Recruiting
Male-only therapy program for major depression
This study tests a counseling/psychotherapy program designed specifically for men with major depression. If you qualify, you may be offered this structured therapy and followed to see whether it helps depressive symptoms.
Zurich, Canton of ZurichAges 25–50 - NCT05951075Recruiting
Power prenatal vitamins study for men with specific sperm results
This study looks at whether a specific “power” prenatal vitamin helps improve sperm measures in men whose at-home sperm test results fall in a certain range. It’s mainly for men living in the US or Canada who aren’t taking other prenatal vitamins already and don’t have known causes of male infertility.
Encino, CaliforniaAges 18–50 - NCT07156916RecruitingPhase 1
Tamsulosin tablet comparison study in healthy men
This trial tests how a new tamsulosin tablet (used for prostate problems) compares to the standard drug in healthy men. You will take one dose and have blood samples taken to measure the drug levels.
Yerevan, Ankuk RegionAges 18–45
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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.