Does Ritonavir 100 Mg Interact with Atazanavir?
CDI records a major classification for Ritonavir 100 Mg and Atazanavir. The stored summary is: Ritonavir increases atazanavir plasma concentrations. See complete prescribing information for atazanavir for co-administration details. The mechanism involves cyp3a inhibition. Patients taking both medications should consult their healthcare provider before starting, stopping, or changing the dosage of either drug. This record was extracted from drug labeling through openFDA. NIH/NLM RxNorm is used for drug identities. The summary and severity classification are CDI's processed information, not a verbatim source quotation. Product, route, and patient circumstances matter.
- Severity
- Major
- Ritonavir 100 Mg Class
- Cytochrome P450 3A Inhibitor
- Management
- Close medical supervision required
- Data Source
- U.S. FDA via OpenFDA
Recorded Mechanism
CYP3A inhibition
What To Tell Your Doctor or Pharmacist
If you are taking Ritonavir 100 Mg and your doctor is considering prescribing Atazanavir (or vice versa), make sure to:
- Inform your doctor and pharmacist of all current medications, including over-the-counter drugs and supplements
- Ask whether the benefits of combining these medications outweigh the risks for your specific situation
- Ask what symptoms to watch for that would indicate the interaction is causing problems
- Ask how frequently you should be monitored while these are co-prescribed
- Ask whether any dosage adjustments are needed
- Never stop or change either medication without first consulting your healthcare provider