Testing effectiveness (Phase 2)Study completedNCT00161447What this trial is testingMale Hormonal Contraceptive Development-ACY-5Who this might be right forContraception University of Washington 43
Not applicableStudy completedNCT01216202What this trial is testingSexual Function and Wellbeing in Males With Rectal CancerWho this might be right forRectal Cancer Karolinska Institutet 178
Not applicableStudy completedNCT00548977What this trial is testingGenetic Studies Spermatogenic FailureWho this might be right forOligospermiaAzoospermiaMale Infertility National Cheng-Kung University Hospital 283
Early research (Phase 1)Study completedNCT00229593What this trial is testingNES Gel-1, To Evaluate Nestorone Gel in Combination With Testosterone GelWho this might be right forContraception University of Washington 140
Testing effectiveness (Phase 2)Ended earlyNCT01155518What this trial is testingHypogonadism in Young Men With Type 2 DiabetesWho this might be right forHypogonadotropic HypogonadismType 2 Diabetes State University of New York at Buffalo 5
Post-approval studies (Phase 4)Study completedNCT00655590What this trial is testingAssess the Effect of Daily Treatment of Vardenafil 20mg or Sildenafil 100mg and Placebo on Sperm FunctionWho this might be right forErectile Dysfunction Bayer 200
Post-approval studies (Phase 4)Study completedNCT05381831What this trial is testingNatesto Spermatogenesis RebootWho this might be right forHypogonadism, Male University of Florida 13
Not applicableStudy completedNCT02339272What this trial is testingStudy of Synapsis and Recombination in Male Meiosis and the Implications in InfertilityWho this might be right forAbnormal SpermatogenesisAzoospermia Igenomix 50
Not applicableUnknownNCT03857828What this trial is testingSeminal Level of Clusterin Before Testicular Sperm ExtractionWho this might be right forAzoospermia, Nonobstructive Assiut University 88
Large-scale testing (Phase 3)Study completedNCT00975117What this trial is testingSpermotrend in the Treatment of Male InfertilityWho this might be right forMale Infertility Catalysis SL 86
Not applicableStudy completedNCT03414164What this trial is testingIn Vitro Effects of Procyanidine on Semen Parameter and DFIWho this might be right forSpermatogenesis and Semen DisordersDNA Double Strand Break Aristotle University Of Thessaloniki 50
Testing effectiveness (Phase 2)Study completedNCT02118714What this trial is testingAtrasentan Spermatogenesis and Testicular FunctionWho this might be right forNephropathyDiabetes AbbVie 20
Not applicableStudy completedNCT01114087What this trial is testingImpact of the Inhibitors of Tyrosine Kinase on the Male FertilityWho this might be right forChronic Myeloid LeukemiaGastrointestinal Stromal Tumors Assistance Publique - Hôpitaux de Paris 2
Post-approval studies (Phase 4)Study completedNCT01768676What this trial is testingStudy Evaluating the Effects of Avanafil on Semen ParametersWho this might be right forErectile Dysfunction VIVUS LLC 181
Not applicableEnded earlyNCT02461303What this trial is testingFertility Assessment in Patients With Klinefelter SyndromeWho this might be right forKlinefelter Syndrome University of Pittsburgh 6
Testing effectiveness (Phase 2)Looking for participantsNCT06869863What this trial is testingStudy of Tolerability, Safety, Pharmacokinetics, Pharmacodynamics and Preliminary Efficacy of the Medicinal Product MediReg®Who this might be right forAzoospermia, NonobstructiveTeratospermiaOligospermia+1 more Lomonosov Moscow State University Medical Research and Educational Center 80
Testing effectiveness (Phase 2)UnknownNCT03762967What this trial is testingAutologous Adipose-Derived Adult Stromal Vascular Cell Administration for Male Patients With InfertilityWho this might be right forAzoospermiaOligozoospermia State-Financed Health Facility "Samara Regional Medical Center Dinasty" 40
Not applicableLooking for participantsNCT05951075What this trial is testingProspective Study on Power Prenatal Vitamins for Males on YO Score At-home Sperm Test ResultsWho this might be right forSpermatogenesis and Semen DisordersInfertility, Male The Bird and Be Co Inc 174
Not applicableStudy completedNCT02310087What this trial is testingOral Astaxanthin and Semen Quality, Fertilization and Embryo Development in Assisted Reproduction Techniques ProceduresWho this might be right forInfertility, Male University Medical Centre Ljubljana 80
Post-approval studies (Phase 4)Study completedNCT00194649What this trial is testingGlycosphingolipid Inhibition and Spermatogenesis in Man: A Pilot Study (MIG 2)Who this might be right forContraception University of Washington 8