Condition
Oligospermia clinical trials and research
As of November 12, 2026, Find a Trial lists 4 Oligospermia clinical trials that are recruiting, at sites in 4 countries (most in Israel (1), United States (1), Brazil (1)). By phase: Phase 4 (1), Phase 1/2 (1). Every study is explained in plain English. Data from ClinicalTrials.gov and NIH RePORTER, updated November 12, 2026.
- 4Clinical trials
- 4Countries
Newest Oligospermia clinical trials
| Study | Phase | Where | Status | Registered |
|---|---|---|---|---|
| Identifying genetic variants in non-obstructive azoospermia and primary ovarian insufficiency | — | Bethesda, Maryland and 1 other locations | Recruiting | Jan 22, 2026 |
| Treatment for severe male infertility using MediReg® | Phase 1/2 | Moscow, Moscow | Recruiting | Mar 11, 2025 |
| Efficacy and safety of Tribulus terrestris products for men with low sperm count | Phase 4 | Valinhos, São Paulo | Recruiting | Feb 14, 2024 |
| Hyperbaric oxygen therapy for men with low sperm count | — | Tsrifin | Recruiting | May 6, 2023 |
All recruiting trials (4)
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Identifying genetic variants in non-obstructive azoospermia and primary ovarian insufficiency
This project will collect DNA from adults with NOA, oligospermia, or POI to try to find gene changes that may cause their infertility.
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Treatment for severe male infertility using MediReg®
This study is testing a new treatment called MediReg® to see if it can help men with severe infertility issues improve their sperm quality and increase their chances of conceiving.
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Efficacy and safety of Tribulus terrestris products for men with low sperm count
This study tests if a natural supplement from Tribulus terrestris can help men with low sperm count improve their condition safely.
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Hyperbaric oxygen therapy for men with low sperm count
This study is testing if hyperbaric oxygen therapy can help men with low sperm count improve their fertility.
Related topics
Quick answers
How many Oligospermia clinical trials are recruiting right now?
4, as of November 12, 2026. We update this list each time we refresh our data from ClinicalTrials.gov.
Where are these trials running?
In 4 countries. The most sites are in Israel (1 trial), United States (1 trial), Brazil (1 trial), Russia (1 trial). Each study page lists its sites and which ones are recruiting.
What phases are they in?
Phase 4: 1, Phase 1/2: 1. Trials with no phase listed are usually device, behavioural or observational studies.
How do I join one?
Open a study, check the "Is this trial a fit for you?" section, then contact the study team listed on the page. They will ask a few screening questions. Asking is free and does not commit you to anything. Talk it over with your doctor first.
Find the studies that fit you
A list is a starting point. Tell us your situation in your own words and we'll rank the studies that match and explain why. It's free and needs no account.