Hair and Scalp Treatments Coal Tar Psoriasis Shampoo Psoriatrax 25% Coal Tar Solution 12oz Bottles- Psoriasis – Equivalent to 5% Coal Tar (1 Bottle) Review February 2, 2019 TimePredator 0 Comments Beauty & Personal Care, Hair Care, Psoriatrax Strongest most effective psoriasis shampoo on the market. Clears plaque psoriasis faster than any other coal tar shampoo FOR EXTERNAL USE ONLY – MADE IN THE USA! Leave in for 1-2 minutes Stop using and ask a doctor if: Condition worsens or condition does not improve. More