<prompt> Drug of choice for Hypeension in eclampsia isMagnesium SulphateNifedipineHydralizineLabetolol  <response>: Refer kDT 7e p 573 The drug of choice to treat and preventeclampsia is magnesium sulfate. Familiarity with second-line medications phenytoin and diazepamlorazepam is required for cases in which magnesium sulfate may be contraindicated eg, myasthenia gravis or ineffective. 