<prompt> Which is not a side effect of dapsone ?Hemolytic anemiaMyopathyHepatitisInfectious mononucleosis type syndrome  <response>: Ans. is b i.e., Myopathy Adverse effects of dapsone The most common adverse effect of dapsone is hemolytic anaemia Patients with G-6-PP deficiency are more susceptible. Second most common adverse effect is methemoglobinemia. Other side effects are - Nausea, anorexia, headache, paresthesia, drug fever, mental symptoms, rashes, fixed drug eruption, hypermelanosis Pigmentation, phototoxicity, exfoliative dermatitis, hepatitis, agranulocytosis, lepra reaction and sulfone syndrome, infectious mononucleosis like syndrome. 