| In alopecia areata, there is no long-term benefit of topical steroids, minoxidil (Rogaine), cyclosporine, oral steroids, or photodynamic therapy. | A | 5 |
| Women presenting with hair loss associated with abnormal menses, history of infertility, hirsutism, unresponsive cystic acne, virilization, or galactorrhea should have a targeted endocrine work-up (i.e., testosterone, dehydroepiandrosterone sulfate, and prolactin). | C | 29 |
| Minoxidil 2% causes hair regrowth in female pattern hair loss. | B | 8 |
| Oral finasteride (Propecia) promotes hair regrowth in male pattern hair loss. | A | 12, 13 |
| Minoxidil 2% causes hair regrowth in male pattern hair loss. | A | 16, 40 |
| Discontinuation of finasteride or minoxidil results in loss of any positive effects of treatment (hair growth) in 12 and six months, respectively. | A | 13, 40 |