Topical testosterone most commonly causes skin problems like itching or rash. In those with female anatomy, specifically, it can cause unwanted hair growth, acne, or birth defects in pregnant people.

Adults using prescription testosterone gel should be careful not to spread it on children inadvertently, because it causes serious side-effects, the U.S. Food and Drug Administration warned Thursday.

San Francisco, Calif. and Torrance, Calif. (June 20, 2002) – A Phase 3 study conducted at multiple research centers in the U.S. under the direction of Ronald Swerdloff, MD, Principal Investigator at ...

Older men with low testosterone levels and scant desire for sex report more interest and more sexual activity after testosterone therapy, according to a new study. Compared to men using a fake ...

Daniel Kelly does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

A case that first appeared in a medical journal several years ago has recently resurfaced in the media, highlighting an unexpected risk of hormone therapies: a baby girl in Sweden developed unusually ...

Te Pātaka Whaioranga – Pharmac is consulting on a proposal to fund testosterone gel without restrictions as an additional testosterone treatment for those who need it. Testosterone gel is used as a ...