Tretin-X is a prescription topical cream designed for the treatment of Acne or Blackheads. Unfortunately so many teens suffer from acne due to hormones, stress, etc. Most of the time it's manageale and can be treated with non-prescription medications, but sometimes it's so painful that you just need a little extra help.  my daughter is no exception to the rule and is no stranger to acne, still it's not too bad and seems to be under control on her face.  Her ears is another story. Yep, her ears.  I have never seen this before & have brought her to several different doctors for treatment, and...