Combination of Remdesivir, Ritonavir, and Lopinavir 6X More Effective in Treating Coronavirus; Moderna Also Starts Dosing Patients in Mid-Stage Study A new study has shown that Remdesivir, combined with Lopinavir and Ritonavir is 6 times more effective at treating coronavirus infections. Moderna has also started treating patients during their mid-stage trial. by Giuliano J.