Hos 35 patienter, der fik efavirenz 600 mg 1 gang dagligt var gennemsnitlige steady- state Cmax 12, 9 ± 3, 7 μM (29%) [gennemsnit ± S. D.
In 35 patients receiving efavirenz 600 mg once daily, steady state Cmax was 12.9 ± 3.7 μ M (29%) [mean ± S. D.