finasteride = finasteride this is the active ingredient in both propecia (1mg) and proscar (5mg) which are pills that you take.
minoxidil = minoxidil this is the active ingredient in rogaine, which is a growth stimulating liquid that you apply on the scalp.
nizoral = nizoral this is an antifungal/anti-itch shampoo that is used often with hair loss regimens (it may also have some hair growth capabilities as well)