The New Zealand Dermatological Society's information page on acne.
A page specifically aimed at teenagers, with more links.
Technical information about isotretinoin. This is not light reading, but tells you about side effects etc.
Try the sci.med.pharmacy newsgroup
Technical information on:
See also my own information page,
or the New Zealand Dermatological Society's page.
Richard's acne page.
Larry Thiele controlled his acne with a strict diet.
Information about different methods of contraception