I just wanted to spread the good news about Treclin gel - doctor prescribed this for me for persistent acne/clogged pores (I'm 44) and it has been brilliant. Just apply a thin film at bedtime. It's a combination of tretinoin (also a wrinkle buster) and clindamycin (antibiotic). I've been on it for nine months now and my skin is looking great. A warning though - for the first three months it made my skin worse as it speeds up cell renewal, so EVERYTHING comes to the surface. But it's so worth it. (And no, I don't have shares in the company 
.