Regeneron to go to regulators with Covid-19 drug on results in outpatients September 30, 2020 Auto Bot BioPharma, biopharma nl, New York, Regeneron Pharmaceuticals, REGN-COV2, SARS-CoV-2, Tarrytown 0 The company said that those who received the two-antibody cocktail REGN-COV2 showed a lower viral loads and faster alleviation of symptoms than those who received placebo.