- In vitro combination of amdoxovir and the inosine monophosphate dehydrogenase inhibitors mycophenolic acid and ribavirin demonstrates potent activity against wild-type and drug-resistant variants of human immunodeficiency virus type 1. Borroto-Esoda, K., Myrick, F., Feng, J., Jeffrey, J., Furman, P. Antimicrob. Agents Chemother. (2004)