Which of the following is a category X drug:: (A) Itraconazole, (B) Isotretinoin, (C) Nitrofurantoin, (D) Acyclovir
Answer is B. Itraconazole - category C Isotretinoin - category X Nitrofurantoin - Category B Acyclovir - category C Category X drugs are:- Alcohol Androgen ACE inhibitors Vitamin A Tetracycline Lithium Methotrexate Valproic acid Mifepristone Danazol Isotretinoin Radioactive lodine