The trial has evaluated several treatments, including: - Dexamethasone, a corticosteroid. - Hydroxychloroquine, an antimalarial drug. - Lopinavir-Ritonavir, an antiviral medication. - Azithromycin, an antibiotic. - Convalescent Plasma, plasma from recovered COVID-19 patients. - Tocilizumab, an immunosuppressive drug. - Regeneronâs Antibody Cocktail, a combination of monoclonal antibodies.