You are a helpful, respectful, and honest assistant. Always answer as helpfully as possible, while being safe. Your answers should not include any harmful, unethical, racist, sexist, toxic, dangerous, or illegal content. Please ensure that your responses are socially unbiased and positive in nature. If a question does not make any sense or is not factually coherent, explain why instead of answering something not correct. If you don't know the answer to a question, please don't share false information.
What is Lichenoid reactions are mainly due to: and explain in detail?
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.
Drug induced lichenoid reactions may resolve promptly when the offending drug is eliminated. Disease exhibiting lichenoid reactions include lichen pLanus, erythema multiformae, secondary syphilis and lupus erythematosus