Sudhan, S TKomalavally, KMuralidharan, T DMani, N S1999-09-192009-05-311999-09-192009-05-311999-09-19Sudhan ST, Komalavally K, Muralidharan TD, Mani NS. Successful treatment of dapsone poisoning using commercially available methylene blue crystals. Journal of the Indian Medical Association. 1999 Sep; 97(9): 396http://imsear.searo.who.int/handle/123456789/105948engChild, PreschoolDapsone --poisoningFemaleHumansInfusions, IntravenousMethylene Blue --therapeutic usePoisoning --drug therapySuccessful treatment of dapsone poisoning using commercially available methylene blue crystals.Letter