Im 29yrs old and have been suffering from acne for 14 yrs. i first went to the dermatologist at 16. the dermatologist prescribed me retin a. that toned down the acne a little bit. fast forwar 8 yrs later i went another dermatologist who prescribed duac gel differin gel and accutane. in 6 weeks my skin was flawless. however no dermatologist will prescribe accutane. mind you i did not have side effects.