Finasteride was initially marketed to treat prostate conditions under the name Proscar 5mg tablets. It was known that prevent the formation of DHT, an important factor for both prostate cancer and male hair loss.
Subsequent investigations showed that a dose of 1 mg daily, the same drug was sufficient to control hair loss, 83% of men after two years of treatment. Since 1998, this version has been marketed under the brand name Propecia and it remains the only prescription medication approved by the FDA specifically to treat hair loss. This authorization extends only to men's hair loss because of the risks to the unborn male fetuses presented finasteride. Women of childbearing age should consult their doctor before using the drug.
The main purpose of Propecia is to halt hair loss and maintain what hair coverage is left. It is therefore popular with younger men who want to control the early loss of hair. Men of all ages reach them in combination with minoxidil to a hair-loss strategy that both stopping hair loss and promotes new growth.
Propecia works by interfering with the process of androgenetic alopecia tends to follow this process:
1. High levels of an enzyme known as 5-alpha-reductase occur in cells of the hair follicle.
2. This enzyme converts testosterone
into DHT.
3. DHT causes miniaturization of robust terminal hairs.
4. This leads to fine, soft vellus hairs, provide limited scalp coverage.
5. The growth phase gradually shortens until these hairs will be lost permanently.
Propecia inhibits the formation of DHT and reduces over a period of several months, levels of DHT sufficiently to minimize its impact on the hair follicle.
As with any drug, finasteride have side effects, a minority of users. The FDA trials reported a 2% incidence of various side effects, but these tend to reduce as the body adjusted to the drug over a period of several months. Although Propecia or cheaper generic versions are simply over the Internet, it is strongly recommended that you seek the advice of your physician, obtained at least in the first instance.
You can read more about Propecia and other hair loss treatments you listed the following link Health and Fitness.
poniedziałek, 16 listopada 2009
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