Prolonged treatment with INH leads to deficiency of:
Ans. (A) Pyridoxine(Ref: Katzung 11th/e p825, KDT 8th/e p818)Isoniazid can cause peripheral neuropathy due to deficiency of pyridoxine.
Pyridoxine
Thiamine
Pantothenic acid
Niacin
Chemotherapy: General Principles