Study summary
A twice-daily testosterone pill brought most men into the normal range
87.4%reached normal testosterone levels on the pill
What was tested
Oral testosterone undecanoate capsules compared with testosterone gel in men with low testosterone.
What they found
- 87.4% reached normal average testosterone levels after dose adjustment.
- Mood and mental health scores improved more than with gel.
- No serious treatment-related side effects.
What it means
Pills avoid the skin-transfer risk of gels and the needles of injections.
Last reviewed 2026-11-14 by the Find a Trial editorial team.
Information on this page is for educational purposes and is not medical advice.
Always consult qualified healthcare professionals about clinical trial participation.