Low sexual desire, or a question about testosterone

Yes. Dr. Bosserman’s testosterone guide covers this, including after breast cancer.

Testosterone Therapy for Women: Patient Guide

19 pages on what testosterone does, who it has been studied in, and what to ask. Testosterone is not FDA-approved for women in the US, and after breast cancer the guide says to decide with your oncology team.

Included in Paid, $8 a month. Not sold on its own.

If dryness or pain is part of it, the free vaginal estrogen guide is the place to start.