Head & Shoulders shampoo "as effective" against dandruff as Rx Nizoral -- P&G study.
This article was originally published in The Rose Sheet
Executive Summary
PYRITHIONE ZINC 1% SHAMPOO "AS EFFECTIVE" AGAINST DANDRUFF AS KETOCONAZOLE 2%, according to a Procter & Gamble study published in the May issue of Cosmetic Dermatology. P&G manufactures Head & Shoulders Dandruff Shampoo with the active ingredient 1% pyrithione zinc as a treatment for dandruff and seborrheic dermatitis. Prescription Nizoral (2% ketoconazole) made by Janssen Pharmaceutica, a division of Johnson & Johnson, is indicated for the reduction of scaling caused by dandruff.