Common drugs responsible for Lichenoid reaction is/are:: (A) Antihypertensive., (B) NSAIDS., (C) Pencillamine., (D) All of the above.
Answer is D. Lichenoid reactions are drug induced and exhibit histopathological features similar to lichen planus. The common drugs implicated in oral lichenoid reactions are - antihypertensives, NSAIDS, pencillamine followed by dapsone, ketocanazole, streptomycin, sulfamethoxazole, tetracycline, chloroquine, and oral hypoglycemic agents, etc.