Several drugs and drug classes may decrease testosterone levels. If you are on any of the medications below and are concerned about your T levels, consult your physician. Do not stop the treatment without professional medical input.
- Antiandrogens (e.g., cyproterone, bicalutamide, flutamide, spironolactone)
- Chemotherapy (e.g., alkylating agents)
- Chronic anabolic steroid use (particularly when high doses are used)
- Glucocorticoids
- Ketoconazole
- Luteinizing hormone-releasing hormone agonists (aka LHRH analogs or GnRH agonists)
- Opioids
- Radiation therapy (total body or pelvis in particular)
- Selective serotonin reuptake inhibitors (SSRIs)
- Suramin