I'm in my mid-40's and still plagued by adult acne as well as seborrheaic dermatitis (really bad dandruff). In the past, I've used benzoyl peroxide (discolors my clothes, not particularly effective, drying); salicylic acid in alcohol (rebound oiliness of the skin); retin-A (a low concentration gel worked for many years, but when I started back on it again as a cream, my skin became sensitive to it. Now, even a small quantity causes itching, redness, swelling, pain, and increased friability of the skin). In addition, I finally determined after a number of years that my ketoconazole shampoo for the seborrhoea was aggravating the acne. The dermatologist my doctor referred me to prescribed Klaron lotion, since it is good for both acne and seborrhoea. Wow! It's completely nonirritating, nonstaining, nongreasy - and I can see results in less than 24 hours. I use it sporadically, several times a week. I've gone from routinely having 10-15 pimples in various stages, to 1-2 at most, an