Clinical trials: Spermatogenesis
Spermatogenesis and Semen Disorders, Infertility, Male
Power Prenatal Supplements for Sperm Quality
Male factor infertility is a leading cause of primary and secondary infertility. Poor sperm quality is defined as having an abnormal semen analysis [WHO 2020 - https://www.who.int/publications/i/item/9789240030787].
- Trial name
- NCT05410782
- Testing
- Power Prenatal for Sperm
- Where
- Canada
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- The Bird and Be Co Inc
Erectile Dysfunction
Effect of TPN171H on Spermatogenesis
This study is a phaseⅠstudy to determine the acute effects of TPN171H on semen function in healthy male subjects.
- Trial name
- NCT05585931
- Testing
- TPN171H 10mg
- Where
- China
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Vigonvita Life Sciences
Human Volunteer
A Study to Examine the Effects of Minocycline Extended-Release Tablets on Sperm Production in Human Males.
Researchers want to find out how Minocycline Extended-Release Tablets affect sperm-production in healthy males. The study will include Minocycline Extended-Release Tablets, a new once-daily formulation of minocycline, compared…
- Trial name
- NCT00765336
- Testing
- minocycline extended release
- Where
- 10 sites in United States
- Volunteers
- 180 people, healthy volunteers welcome
- Sponsor
- Medicis Pharmaceutical Corporation
Spermatogenesis and Semen Disorders, Infertility, Male
Prospective Study on Power Prenatal Vitamins for Males on YO Score At-home Sperm Test Results
Male factor infertility is a leading cause of primary and secondary infertility. Poor sperm quality is defined as having an abnormal semen analysis.
- Trial name
- NCT05951075
- Testing
- Power Prenatal for Sperm
- Where
- United States
- Volunteers
- 174 people, healthy volunteers welcome
- Sponsor
- The Bird and Be Co Inc
Hypogonadism, Hypogonadotropic Hypogonadism
A Study of the Efficacy and Safety of Corifollitropin Alfa (MK-8962) in Combination With Human Chorionic Gonadotropin (hCG) in Adult Men With Hypogonadotropic Hypogonadism (HH) (P07937)
This study will assess if corifollitropin alfa (MK-8962), when administered in combination with human chorionic gonadotropin (hCG), will increase testicular volume in men with HH who remain azoospermic after treatment with hCG…
- Trial name
- NCT01709331
- Testing
- Corifollitropin alfa, hCG
- Volunteers
- 18 people
- Sponsor
- Organon and Co
Erectile Dysfunction
Study Evaluating the Effects of Avanafil on Semen Parameters
The purpose of this study is to determine whether avanafil will affect different aspects of sperm production.
- Trial name
- NCT01768676
- Testing
- avanafil
- Where
- 15 sites in United States
- Volunteers
- 181 people, healthy volunteers welcome
- Sponsor
- VIVUS LLC
Male Infertility
Spermotrend in the Treatment of Male Infertility
The purpose of this study is to determine whether the administration of the dietary supplement Spermotrend improves spermatogenesis parameters in subjects with male infertility unrelated to major testicular conditions.
- Trial name
- NCT00975117
- Testing
- Spermotrend
- Where
- Cuba
- Volunteers
- 86 people
- Sponsor
- Catalysis SL
Cytomegalovirus Infections
A Study on Spermatogenesis in Male Renal Transplant Recipients Receiving Valganciclovir (Valcyte®) Versus Untreated Matched Controls
This observational study will compare spermatogenesis in male adult renal transplant recipients receiving valganciclovir versus untreated matched controls.
- Trial name
- NCT01663740
- Testing
- Valganciclovir
- Where
- 19 sites in United States, Mexico
- Volunteers
- 59 people
- Sponsor
- Hoffmann-La Roche
Male Contraception
Open Label, Dose Escalation, Repeat Dose Study Evaluating YCT-529 in Healthy Males
This is a Phase 1b/2a open-label, dose escalation 3 part-study, 28-day, 90-day or 180 day repeat dose study of YCT-529 in healthy males who have decided to have a vasectomy and are waiting for the procedure and for men who have…
- Trial name
- NCT06542237
- Testing
- YCT-529
- Where
- New Zealand
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- YourChoice Therapeutics, Inc.
Abnormal Spermatogenesis, Azoospermia
Study of Synapsis and Recombination in Male Meiosis and the Implications in Infertility
The aim of this study was to assess meiotic recombination in primary spermatocytes, synaptonemal complex length and the correlation with chromosomal abnormalities in testicular spermatozoa from infertile men with idiopathic…
- Trial name
- NCT02339272
- Testing
- non interventional
- Where
- Spain
- Volunteers
- 50 people
- Sponsor
- Igenomix
Erectile Dysfunction
Assess the Effect of Daily Treatment of Vardenafil 20mg or Sildenafil 100mg and Placebo on Sperm Function
Assess the effect of daily treatment of vardenafil 20mg or sildenafil 100mg and placebo on sperm function
- Trial name
- NCT00655590
- Testing
- Levitra (Vardenafil, BAY38-9456), Sildenafil
- Where
- 18 sites in United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Bayer
Spermatogenesis, Erectile Dysfunction
Effect of Udenafil on Spermatogenesis
Study of udenafil daily in subjects with mild or no erectile dysfunction to evaluate effects on semen characteristics.
- Trial name
- NCT01230541
- Testing
- Udenafil
- Where
- 23 sites in United States
- Volunteers
- 239 people, healthy volunteers welcome
- Sponsor
- Warner Chilcott
Nephropathy, Diabetes
Atrasentan Spermatogenesis and Testicular Function
This study is being conducted to evaluate the effects of Atrasentan on sperm production and testicular function in male subjects with Type 1 or 2 Diabetes and Nephropathy.
- Trial name
- NCT02118714
- Testing
- Atrasentan
- Where
- 13 sites in United States, Germany and 2 more
- Volunteers
- 20 people
- Sponsor
- AbbVie
Hypogonadism
Influence of Administration Route of Testosterone on Male Fertility
Exogenously administered testosterone will override the normal negative feedback of endogenous testosterone on the hypothalamus and pituitary.
- Trial name
- NCT00705796
- Testing
- MPP10, testosterone, Testosterone
- Where
- Netherlands
- Volunteers
- healthy volunteers welcome
- Sponsor
- Acerus Pharmaceuticals Corporation
Male Contraception
First in Human Study Evaluating Single Ascending Oral Doses of YCT-529 in Healthy Males
A single ascending oral dose(s) study to evaluate the safety, tolerability, pharmacokinetics, and pharmacodynamics of YCT-529 in healthy male subjects.
- Trial name
- NCT06094283
- Testing
- YCT-529
- Where
- United Kingdom
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- YourChoice Therapeutics, Inc.
Male Infertility, Benign Prostatic Hyperplasia
The Effectiveness of Spermotrend Food Supplement in the Treatment of Male Infertility
Spermotrend is a natural based product manufactured by Catalysis Laboratories. Its composition contains different essential elements for spermatogenesis: selenium, zinc and fructose.
- Conditions
- Male Infertility, Benign Prostatic Hyperplasia, Spermatogenesis and Semen Disorders
- Trial name
- NCT05222841
- Testing
- Spermotrend
- Where
- Nicaragua
- Volunteers
- 150 people
- Sponsor
- Catalysis SL
Azoospermia, Nonobstructive
Hormonal Stimulation of Spermatogenesis
Urologists and reproductive specialists are often challenged when facing patients with severe male infertility scenarios. In particular, the treatment of men with NOA demands a deeper insight. In such cases, .
- Trial name
- NCT05483621
- Testing
- Beta-hCG
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- Egymedicalpedia