Highlighted manuscriptDapsone has been the treatment and preventive drug for mild cognitive impairment, Alzheimer's disease, Parkinson's disease, Seizure, Stroke and Covid-19 ARDS.B.K.'s team at Hunt Regional Hospital reported a study that drastically reduced mortality by administering Dapsone to patients with Covid-19 ARDS in the intensive care unit.If Dapsone were used for early symptoms of cognitive impairment or stroke, the increase in deaths would have been prevented.J.H. also recommends it to the elderly living in this pandemic era. However, we must consult our doctor before taking it.