Pharmacology Chemotherapy: General Principles b72ab328 In Lepra reaction, the drug useful is: A Pencillins B Clofazimine C Dapsone D Rifampicin High-Yield Explanation Ans. (B) Clofazimine(Ref: KDT 8th/e p833)Anti-inflammatory drugs are used in lepra reaction. Steroids, clofazimine and thalidomide can be used.