FDA said:While there are animal and human occupational exposure data to show that coal tar is carcinogenic, the data does not support that therapeutic use of coal tar in concentrations and formulations used in OTC drug products poses a risk of carcinogenicity.
No. The trials tested whether a 6-week treatment with 2% Nizoral as a single agent, can help combat dandruff.rill said:When they did the niz2% trials to get it approved as an antifungalshampoo shouldnt they have noticed that it can be used against male pattern baldness?
rill said:The bottle with keto2% that I have says that mild hairloss is a common sideeffect.