Clinical trials: Azoospermia
Beta-hCG Positivity, Clinical Pregnancy
Evaluation of Assisted Reproductive Technology (ART) Outcomes in Couples With Nonobstructive Azoospermia, Cryptozoospermia, and Severe Oligozoospermia
This study aims to compare the In Vitro Fertilization (IVF/ICSI) outcomes of patients with a sperm concentration of <5 million/mL (severe oligozoospermia) and <1 million/mL (cryptozoospermia) to those diagnosed with…
- Conditions
- Beta-hCG Positivity, Clinical Pregnancy, Miscarriage, Multiple Pregnancy
- Trial name
- ART (NCT07897279)
- Where
- Turkey (Türkiye)
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- Duzce University
Male Infertility Due to Azoospermia
Male Factor Infertility Across India Using Aphrodite Criteria
Study Purpose: The purpose of this study is to conduct an observational cross-sectional analysis of male factor infertility across diverse regions of India utilizing the Aphrodite Criteria.
- Trial name
- APHR (NCT06911840)
- Testing
- No Intervention: Observational Cohort
- Where
- India
- Volunteers
- 1,090 people, healthy volunteers welcome
- Sponsor
- Indira IVF Hospital Pvt Ltd
Cancer, Hematologic Diseases
Autologous Transplantation of Human Cryopreserved Testis Tissue
For pre-pubertal boys undergoing gonadotoxic therapies, freezing immature testicular tissue (ITT) containing spermatogonial stem cells (SSCs) is currently the only option to potentially preserve future fertility.
- Conditions
- Cancer, Hematologic Diseases, Infertility, Male, Azoospermia, Nonobstructive
- Trial name
- ReSTORE (NCT07364409)
- Testing
- Autologous Transplantation of Testis Tissue
- Where
- Denmark
- Volunteers
- 5 people, healthy volunteers welcome
- Sponsor
- Herlev and Gentofte Hospital
Male Infertility, Azoospermia
Evaluating the Safety and Clinical Efficacy of the BAIBYS™ System in Intracytoplasmic Sperm Injection (ICSI)
This study looks at an investigational automated, artificial intelligence (AI)-based sperm selection technology called the BAIBYS™ System.
- Trial name
- Benchmark (NCT06990906)
- Testing
- BAIBYS Sperm selection, Intra cytoplasmatic sperm injection, Conventional manual sperm selection
- Where
- 3 sites in United States, Israel and 1 more
- Volunteers
- 260 people, healthy volunteers welcome
- Sponsor
- BAIBYS Fertility
Azoospermia
Testicular Evaluation of Azoospermia Using Micro-Ultrasound
The investigation is a small feasibility study to determine whether there are imaging features related to the seminiferous tubules in the testes under microultrasound.
- Trial name
- NCT06941922
- Where
- 2 sites in United States, Canada
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Paul Shin
Male Infertility, Azoospermia, Nonobstructive
Management of Non Obstructive Azoospermia in Men
this study predicts the factors of successful micro testicular sperm extraction in azoospermia patients in male infertility
- Trial name
- azoospermia (NCT06983626)
- Testing
- micro-dissection testicular sperm extraction
- Where
- Egypt
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- South Valley University
Azoospermia, Elasticity Imaging Techniques
Testicular Elastography for Microscopic Testicular Sperm Extraction
Before commencing our study, we obtained approval from the local ethics committee. The study focused on patients who visited our urology outpatient clinic for infertility between January 2020 and March 2021.
- Conditions
- Azoospermia, Elasticity Imaging Techniques, Fertility Preservation
- Trial name
- NCT06524258
- Testing
- testicular elastography
- Where
- Turkey (Türkiye)
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- Uşak University
Infertility, Male, Azoospermia
The Association of Gut Microbiota and Spermatogenic Dysfunction
This is a multicenter, case-control study that aims to investigate the relationship between microbiota and sperm quality via stool, blood, and urine microbiome, metabolomics, and collected clinical metadata.
- Conditions
- Infertility, Male, Azoospermia, Oligozoospermia, Asthenozoospermia
- Trial name
- NCT05628987
- Testing
- no intervention
- Where
- 3 sites in China
- Volunteers
- 306 people, healthy volunteers welcome
- Sponsor
- Zhujiang Hospital
Male Infertility Due to Azoospermia
Seminal Levels of PGK2 and ACRV1 as Predictors of Micro-TESE Results in NOA
Measurement of PGK2 and ACRV1 levels in the semen of infertile males undergoing testicular sperm extraction (TESE). Correlate seminal levels of PGK2 and ACRV1 with sperm retrieval results and histopathology analysis of testicular…
- Trial name
- NCT06307639
- Testing
- Measurement of PGK2 and ACRV1 levels in the semen of infertile males undergoing testicular sperm extraction (TESE).
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Assiut University
Infertility, Male
Modern Analyses of the Semen in Evaluating Male Fertility and Treatment Options of Male Infertility
Men are recruited to collect seminal plasma samples and serum samples from men with azoospermia, men receiving medical treatment of infertility and men attending semen analysis.
- Trial name
- SemiFluid (NCT02932865)
- Where
- Finland
- Volunteers
- 120 people, healthy volunteers welcome
- Sponsor
- Turku University Hospital
Male Infertility
Treatment of Severe Male Infertility - Predictive Factors (Imaging)
Testes of men with non-obstructive azoospermia (NOA) are imaged using MRI to find potential differences depending on the outcome, ie. sperm recovery in consequent microdissection testicular sperm extraction (MD-TESE).
- Trial name
- TESE-MRI (NCT02931721)
- Testing
- MRI
- Where
- 2 sites in Finland
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Turku University Hospital
Infertility Due to Azoospermia
Role of Transrectal-ultrasound in Evaluation of Azoospermia
Azoospermia is a word meaning to ejaculates with no spermatozoa without a definite underlying cause .1% of men has azoospermia, representing nearly 10 to 15% of all infertile men.
- Trial name
- NCT05026190
- Testing
- transrectal ultrasound
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Assiut University
Azoospermia, Nonobstructive, Oligozoospermia
Effect of Letrozole on Seminal Parameters in Men With Non Obstructive Azoospermia and Severe Oligozoospermia.
The investigators hope to learn if Letrozole is effective and safe in improving severe male infertility by increasing testosterone, decreasing oestradiol and stimulating sperm production thereby improving sperm motility…
- Trial name
- NCT02900105
- Testing
- Letrozole
- Where
- Singapore
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- KK Women's and Children's Hospital
Infertility, Non-obstructive Azoospermia
PET-MRI for Functional Imaging of the Testis: A Feasibility Study
The primary objective of this study is to explore feasibility of testis functionality assessment and testis imaging obtained from Positron Emissions Tomography (PET) /Magnetic Resonance Imagine (MRI).
- Conditions
- Infertility, Non-obstructive Azoospermia, Vasectomy
- Trial name
- NCT02669108
- Testing
- PET/ MRI of the Testis
- Where
- United States
- Volunteers
- healthy volunteers welcome
- Sponsor
- NYU Langone Health
Azoospermia
Obtaining Undifferentiated Cells From Testis Biopsy
The purpose of this study is to isolate and culture stem cell from adult human testicular biopsies for future transplantation in fertility preservation.
- Trial name
- NCT01375062
- Testing
- analyse and proliferate the cells
- Where
- Spain
- Volunteers
- 65 people, healthy volunteers welcome
- Sponsor
- Igenomix
Insulin Resistance, Oligospermia
Insulin Resistance in Idiopathic Oligospermia and Azoospermia
Insulin resistance in men can be the underlying major factor in reproductive abnormalities ( chronic hypospermatogenesis ) as well as metabolic abnormalities similar to polycystic ovarian syndrome ( PCOS ) in women.
- Conditions
- Insulin Resistance, Oligospermia, Azoospermia
- Trial name
- NCT01509482
- Testing
- blood samples
- Where
- Egypt
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- The Egyptian IVF-ET Center
Oligospermia, Azoospermia
Genetic Studies Spermatogenic Failure
The proposed study is designed to test the following hypotheses: 1. Mouse autosomal or X-linked genes which are exclusively expressed in mouse spermatogonia are also spermatogonia-specific in human. 2.
- Conditions
- Oligospermia, Azoospermia, Male Infertility
- Trial name
- NCT00548977
- Testing
- Drawing blood to study genetic polymorphism
- Where
- Taiwan
- Volunteers
- 283 people, healthy volunteers welcome
- Sponsor
- National Cheng-Kung University Hospital
Erectile Dysfunction, Azoospermia
Trial to Evaluate Erectile Function, Fertility and Sperm Count in Male Cyclists Compared to Age Matched Controls
Bicycle riding is associated with related diverse urogenital symptoms ranging from genital numbness to erectile dysfunction (ED).
- Trial name
- NCT00282477
- Where
- Israel
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Sheba Medical Center
Oligospermia
A Preliminary Study on Effect of Omega-3 on Human Sperm
The phospholipids of mammalian spermatozoa possess a distinctive fatty acid composition with high proportion of long chain polyunsaturated fatty acids.
- Trial name
- NCT00479960
- Testing
- commercially available omega-3 fatty acids supplementation
- Where
- Israel
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hadassah Medical Organization
Varicocele, Male Infertility
Role of the Toxic Metal Cadmium in the Mechanism Producing Infertility With a Varicocele
Varicose veins in the scrotum (varicocele) are responsible for >20% of male infertility in the US. Varicocele are associated with decreased sperm number and markedly reduced sperm fertilizing ability.
- Conditions
- Varicocele, Male Infertility, Hypospermatogenesis, Non-Obstructive Azoospermia
- Trial name
- NCT00044369
- Testing
- Varicocele repair
- Where
- 2 sites in United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)