The interaction has also been reported with
atazanavir/ritonavir. A case series describes three patients who experienced excessive opiate effects of buprenorphine during concomitant antiretroviral therapy with atazanavir, ritonavir, and various nucleoside reverse transcriptase inhibitors. Two of the patients had been on their antiretroviral regimen for several months and reported doped-up feeling, dizziness, and feeling high following initiation of buprenorphine 8 mg/day.