Phase 2 Cystic Fibrosis Trial, Recruiting
Who may be able to join
AI generated eligibility summary. Written by an AI model from the official source data and checked on a sample basis. It can contain mistakes, so confirm anything important against the original source. How we use AI
Who might be able to join this trial:
- Men who have been diagnosed as infertile and have had it confirmed that they produce no sperm due to a production problem in the testicles (rather than a blockage)
Who may not be able to join:
- Men whose lack of sperm is caused by a blockage in the reproductive tract (rather than a sperm production problem)
- Men who have previously had surgery on their testicles
- Men who have an active infectious disease affecting their reproductive organs
- Men who have physical abnormalities in the structure of their reproductive tract
- Men who have serious medical conditions such as cancer
- Men who have certain genetic or chromosomal abnormalities, for example a missing piece of the Y chromosome or an extra chromosome (confirm with trial site)
Important: Always verify eligibility with the trial site directly before applying.
Based on publicly available eligibility criteria from ClinicalTrials.gov. Verify directly with the trial site before acting. This is not medical advice.
Contact this trial
Principal Investigator: Adeeb AlZoubi, PhD, Stem Cells of Arabia
Phone: 00962795337575
Contact details sourced from ClinicalTrials.gov. Verify directly with the trial site before attending.
GP referral letter
Print a one-page summary to share with your doctor.
Trial details
Where this trial is recruiting
Primary endpoints
Appearance of spermatozoa in different maturation stages including primary spermatocytes, spermatids, and mature spermatozoa. Samples to be tested are either seminal fluid or testicular tissue obtained via fine needle aspiration (FNA) or surgical means.
Can't join this trial?
Data last synced from ClinicalTrials.gov: 22 July 2026. Trial status can change. Always verify current status directly with the trial site before making any decision.