STD Home > Will My Medicines React With Ritonavir?

Your healthcare provider may need to lower your dose of some steroid medications while you are taking ritonavir.
Ritonavir can decrease the level of theophylline in your blood; your healthcare provider should monitor your blood levels of theophylline and adjust your dose as necessary.
Ritonavir may increase the level of tramadol in your blood, but may also make it less effective. Check with healthcare provider before combining these medications.
Ritonavir may interact with warfarin. Your healthcare provider may need to monitor you more frequently, especially while you are starting or stopping ritonavir.

Final Thoughts on Drug Interactions With Ritonavir

It is possible that not all drug interactions with ritonavir were discussed in this article. Therefore, you should talk with your pharmacist or healthcare provider about the specific interactions that may apply to you.
Written by/reviewed by:
Last reviewed by: Kristi Monson, PharmD;
Last updated/reviewed:
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