Viranz Dosage/Direction for Use

Adults: The recommended dosage of efavirenz in combination with a protese inhibitor and/or nucleoside analogue reverse transcriptase inhibitors (NRTIs) is 600 mg orally, once daily. Efavirenz may be taken with or without food, as desired.
In order to improve the tolerability of nervous system side effects, bedtime dosing is recommended during the first two to four weeks of therapy and in patients who continue to experience these symptoms.
Concomitant antiretroviral therapy: Efavirenz must be given in combination with other antiretroviral medications.
Adolescents and children (17 years and under): The recommended dose of Efavirenz in combination with a protease inhibitor and/or NRTIs for patients 17 years of age and under is described in Table as follows. Efavirenz capsules or tablets should only be administered to children who are able to reliably swallow capsules or tablets. Efavirenz capsules or tablets may be taken with or without food, as desired. Efavirenz has not been adequately studied in children under the age of 3 years or children weighing less than 13 kg. (See table.)

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Route of administration: Oral.