<prompt> The following drugs cause methemoglobinemia:AnilineDapsoneNitratesAll of the above  <response>: Ans. D All of the aboveRef: KDT 8the p587,832, Harrison 17the p35.4Drugs causing Methemoglobinemia areAniline derivativesDapsonePrilocaineNitratesNitritesNitrogen oxidesNitro and nitrosohydrocarbonsPhenazopyridinePrimaquineSulfonamides 