Longest acting sulphonamide is -

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#1

Longest acting sulphonamide is -
a) Sulfadiazine
b) Sulphadoxine
c) Sulfamethoxazole
d) Sulfamethiazole
Correct Answer - B
Ans. is ‘b’ i.e., Sulfadoxine
Sulfadoxine and sulfamethopyrazine are long acting sulfonamides.