Atazanavir / cobicistat

Oxcarbazepine

Not recommended association.

No pharmaceutical opinion available for this interaction.

Mechanism

Oxcarbazepine can induce the metabolism (CYP 3A4) and decrease the plasma concentration of Atazanavir / cobicistat.

Atazanavir / cobicistat

Pharmacodynamic effects

Possible decrease of clinical efficacy.

Risk of a possible development of resistance to antiretroviral class.

Recommendations

Monitor for signs and symptoms of therapeutic failure.

Alternative solution(s)

Oxcarbazepine

Pharmacodynamic effects

Recommendations

Avoid association. Choose an alternative.

Alternative solution(s)

Gabapentin, pregabalin, leviracetam.

Monitor

Tests

Atazanavir plasma level

Viral Load

CD4+

Pharmacokinetic parameters

Comment

Reference
  • 3230
    Atazanavir/cobicistat (Evotaz), Bristol-Myers Squibb, Québec, Canada, 8 septembre 2017.
  • 3141
    Oxcarbazepine (Trileptal), Novartis, Québec, Canada, 18 mars 2015.