Question | Discussion | References | CME Credit

Case 2: Antiretrovirals and Tuberculosis Therapy

You answered:

D Ethambutol will lower efavirenz levels by at least 50%.

This answer is incorrect. An interaction between ethambutol and efavirenz is not expected.

Choose another answer:

A Isoniazid will markedly decrease darunavir and ritonavir levels.
B Rifampin will increase efavirenz levels by at least 50%.
C Rifampin will significantly lower darunavir and ritonavir levels.

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