My son, husband and my daughters best freind all have it. They all use Nuetragena Tgel Shampoo and Conditioner.
women's Neutrogena<sup>®</sup> T/Gel<sup>®</sup> Shampoo Extra Strength - Neutrogena
It looks like you can get a $2 off coupon on the site too!
It worked best when you use the conditioner along with the shampoo. My daughter's friend had tried all the RX for hers and the only thing that worked was the Tgel.