ジデオキシイノシンMeanings1noundideoxyinosine; didanosine; DDI; ddIA nucleoside reverse transcriptase inhibitor used as an antiretroviral drug. Technical term in medicine and pharmacology.ジデオキシイノシンはHIV治ち療りょうに用もちいられる。Dideoxyinosine is used in HIV treatment.