Answer
Efavirenz/emtricitabine/tenofovir disoproxil is recommended on an empty stomach because food may increase efavirenz exposure and adverse reactions, and at bedtime to improve tolerability of efavirenz-related nervous system effects.
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 §4.2 Posology and method of administration · Version 12Document updated
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