It is easier to prevent the falling out of healthy hairs than to regrow hair in follicles that are already dormant. Finasteride (marketed in the U.S. as Propecia) and minoxidil (marketed in the U.S. as Rogaine, and some places as Regaine) have shown some success in partially reversing loss.
Such treatments usually do not work well to treat extreme hair loss. Surgery also sometimes reverses hair loss and baldness. The surgical methods include hair transplantation. Here follicles are taken from the back and sides of the head and transplanted to treat hair loss.In the future there may also be also hair multiplication or hair cloning. Here the docter prepares follicle stem cells, and injects them into the area of hair loss. Subsequent treatments may induce these cells to induce the surrounding hair follicles to rejuvenate. Topical application of ketoconazole is a supplement to other approaches. Immunosuppressants may reverse alopecia areata. Saw Palmetto (Serenoa repens) is a DHT antagoist or blocker Serenoa repens induces its effects without interfering with the cellular capacity to secrete PSA. Saw palmetto extract has been demonstrated to inhibit both isoforms of 5-alpha-reductase unlike finasteride which only inhibits the (predominant) type 2 isoenzyme of 5-alpha-reductase] Beta Sitosterol, may work by lowering cholesterol. If used for this purpose, an extract is best. Consuming large amounts of oil to get at small quantities of beta sitosterol is likely to exacerbate male pattern baldness. hair regrowth Resveratrol, from grape skins, is a lipase inhibitor. By decreasing the body's ability to absorb fat through the intestine walls, it reduces the total fat and calorie content of a person's diet.
Anti-androgens such as flutamide are sometimes used topically. Flutamide is potent enough to have a feminizing effect in men, including gynecomastia.