Herpes labialis
2 g PO q12h
1 g PO q12h
500 mg PO q12h
500 mg PO q24h
Genital herpes initial episode
1 g PO q12h
1 g PO q24h
500 mg PO q24h
Genital herpes recurrent episode
500 mg PO q12h
500 mg PO q24h
500 mg PO q24h
Genital herpes suppression in immunocompetent patients
0.5-1 g PO q24h
500 mg PO q24-48h
Genital herpes suppression in HIV-infected
500 mg PO q12h
500 mg PO q24h
Herpes zoster
1 g PO q8h
1 g PO q12h
1 g PO q24h
500 mg PO q24h