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|   | + | == Acne: Words to Know ==  | 
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|   | + | ; '''Androgen:'''  | 
|   | + | : A male sex hormone found in both males and females.  | 
|   | + | ; '''Anti-androgen:'''  | 
|   | + | : A drug that slows down the production of androgens.  | 
|   | + | ; '''Antibiotic:'''  | 
|   | + | : A drug that kills bacteria.  | 
|   | + | ; '''Comedo:'''  | 
|   | + | : A hard plug that develops in the pores of the skin composed of sebum and dead skin cells. The mildest form of acne.  | 
|   | + | ; '''Comedolytic:'''  | 
|   | + | : Drugs that break up comedos and open clogged pores.  | 
|   | + | ; '''Isotretinoin:'''  | 
|   | + | : A drug that decreases sebum production and dries up acne pimples.  | 
|   | + | ; '''Sebum:'''  | 
|   | + | : An oily material produced by sebaceous glands that keeps the skin moist.  | 
|   | + | ; '''Tretinoin:'''  | 
|   | + | : A drug that increases the rate at which skin cells are formed and die.</div>  |