Maheshwari, R KGupta, B D1991-09-012009-05-271991-09-012009-05-271991-09-01Maheshwari RK, Gupta BD. Pyridoxine supplementation with isonex: is it necessary? Indian Pediatrics. 1991 Sep; 28(9): 1085-7; author reply 1087-8http://imsear.searo.who.int/handle/123456789/9411engDrug Therapy, CombinationHumansIsoniazid --adverse effectsPyridoxine --adverse effectsTuberculosis --drug therapyPyridoxine supplementation with isonex: is it necessary?Letter