Answer
Ginkgo biloba extracts are not recommended with efavirenz/emtricitabine/tenofovir disoproxil because they may induce CYP3A4 or CYP2B6 enzymes, decreasing efavirenz concentrations in the blood.
Sources for this answer
- Efavirenz/Emtricitabine/Tenofovir disoproxil Dr. Reddy's 600 mg/200 mg/245 mg Film-Coated TabletsDr. Reddy's Laboratories (UK) Ltd · emc · SmPC §4.5 Interaction with other medicinal products · Version 12Document updated
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