Crick
HomeTrialsGenesDrugs23andMeGraphBlogContact
  • Home
  • Trials
  • Genes
  • Drugs
  • 23andMe
  • Graph
  • Blog
  • Contact
Crick

An open-source clinical intelligence platform. Explore clinical trials, gene networks, and molecular structures using public data sources.

Data Sources

  • ClinicalTrials.gov
  • OpenTargets
  • ClinVar
  • PubChem

Links

  • Contact
  • Privacy

© 2026 Crick. All rights reserved.

Crick is for educational purposes only. Not medical advice.

Results for “Obstructive Azoospermia”

38 trials

Filters

Phase
Early Phase 1
Phase 1
Phase 2
Phase 3
Phase 4
Status
Recruiting
Active, Not Recruiting
Not Yet Recruiting
Completed
Enrolling by Invitation

Showing 20 of 38 results

Not applicableStudy completedNCT04852237
What this trial is testing

Is the Lack of Prior Exposure to Sperm Antigens Associated With Worse Neonatal and Maternal Outcomes?

Who this might be right for
Obstructive AzoospermiaObstetric Complication
Istituto Clinico Humanitas 400
Not applicableStudy completedNCT03550716
What this trial is testing

Surgical Sperm Retrieval in Non-obstructive Azoospermic Men: mTESE vs. TESA

Who this might be right for
Non-obstructive Azoospermia
Herlev and Gentofte Hospital 110
Not applicableUnknownNCT06154954
What this trial is testing

Testicular Proteins for Sperm Retrieval Prediction Protein1, Testis-Expressed Gene 101, and Lectin Galactoside-binding Protein in Predicting Surgical Sperm Retrieval in Men With Non-Obstructive Azoospermia

Who this might be right for
Non-obstructive Azoospermia
Cairo University 90
Not applicableStudy completedNCT00044369
What this trial is testing

Role of the Toxic Metal Cadmium in the Mechanism Producing Infertility With a Varicocele

Who this might be right for
VaricoceleMale InfertilityHypospermatogenesis+1 more
National Institute of Environmental Health Sciences (NIEHS) 400
Not applicableStudy completedNCT02255396
What this trial is testing

Estradiol and Testosterone Levels in Seminal Plasma of Men With Non-obstructive Azoospermia

Who this might be right for
Non-obstructive Azoospermia With Testicular Biopsy for Spermatozoa Extraction
University Hospital, Clermont-Ferrand 50
Not applicableStudy completedNCT06983626
What this trial is testing

Management of Non Obstructive Azoospermia in Men

Who this might be right for
Male InfertilityAzoospermia, Nonobstructive
South Valley University 300
Not applicableStudy completedNCT00484081
What this trial is testing

Microdissection Testicular Sperm Extraction (MicroTESE) and IVF-ICSI Outcome in Non-Obstructive Azoospermia (NOA)

Who this might be right for
AzoospermiaInfertility
Clinic and Research Center in Human Reproduction Roger Abdelmassih 53
Testing effectiveness (Phase 2)Not Yet RecruitingNCT07571928
What this trial is testing

A Novel Aromatase Inhibitor, Leflutrozole, for Treatment of Non-Obstructive Azoospermia

Who this might be right for
Infertility Due to AzoospermiaInfertility, Male
Martin Blomberg Jensen 15
Not applicableUnknownNCT05631509
What this trial is testing

Genetic Study of Obstructive Azoospermia

Who this might be right for
Genetic Disease
Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University 300
Testing effectiveness (Phase 2)UnknownNCT02544191
What this trial is testing

GnRHa Combined With hCG and hMG for Treatment of Patients With Non-obstructive Azoospermia

Who this might be right for
Azoospermia
Jinling Hospital, China 30
Large-scale testing (Phase 3)Study completedNCT04230980
What this trial is testing

Gabapentin for Post-Operative Pain Control and Narcotic Reduction in Scrotal Surgery

Who this might be right for
Non-obstructive Azoospermia
Weill Medical College of Cornell University 74
Not applicableActive Not RecruitingNCT06566599
What this trial is testing

Preimplantation Genetic Testing for Aneuploidy (PGT-A) in Couples With Non-obstructive Azoospermia (NOA)

Who this might be right for
Non-obstructive AzoospermiaMale Infertility
Inception Fertility Research Institute, LLC 400
Not applicableUnknownNCT02851966
What this trial is testing

Use of Semen TEX101 to Improve Sperm Retrieval Rates for Men With Non-obstructive Azoospermia

Who this might be right for
Non-obstructive Azoospermia
Mount Sinai Hospital, Canada 200
Not applicableUnknownNCT01178463
What this trial is testing

Spermatogonial Stem Cells in Azoospermic Patients: a Comparison Between Obstructive and Non-obstructive Azoospermia

Who this might be right for
Male Infertility
Hillel Yaffe Medical Center 25
Not applicableActive Not RecruitingNCT07364409
What this trial is testing

Autologous Transplantation of Human Cryopreserved Testis Tissue

Who this might be right for
CancerHematologic DiseasesInfertility, Male+1 more
Herlev and Gentofte Hospital 5
Testing effectiveness (Phase 2)Looking for participantsNCT02641769
What this trial is testing

Intra-Testicular Transplantation of Autologous Stem Cells for Treatment of Non-Obstructive Azoospermia Male Infertility.

Who this might be right for
Non-obstructive Azoospermia
Stem Cells Arabia 600
Not applicableStudy completedNCT05110391
What this trial is testing

Sperm Retrieval Rates in Non-obstructive Azoospermic Men Subjected to Gonadotropin Therapy

Who this might be right for
Non-obstructive AzoospermiaHormone DeficiencyHypogonadism, Male+1 more
ANDROFERT - Clinica de Andrologia e Reproducao Humana 616
Early research (Phase 1)Study completedNCT05483621
What this trial is testing

Hormonal Stimulation of Spermatogenesis

Who this might be right for
Azoospermia, Nonobstructive
Egymedicalpedia 100
Large-scale testing (Phase 3)UnknownNCT02275169
What this trial is testing

FSH Treatment for Non-obstructive Azoospermic Patients

Who this might be right for
Azoospermia
Azienda Sanitaria Locale Bari 200
Large-scale testing (Phase 3)WithdrawnNCT03615547
What this trial is testing

Interest of Clomiphene Citrate in Patients With Non-obstructive Azoospermia on the Quantity of Sperm Cells

Who this might be right for
Azoospermia, Nonobstructive
Hospices Civils de Lyon
Next Page