Herpes zoster (shingles): 500 mg tid for 7 days. Immunocompromised patients: 500 mg tid for 10 days.

Haemodialysis patients: 250 mg after each dialysis run during 7 days. Immunocompromised patients: Same dose but treatment is given for 10 days.

• CrCl (mL/min) <20: 250 mg once daily for 7 days.
• CrCl (mL/min) 20-39: 500 mg once daily for 7 days.
• CrCl (mL/min) 40-59: 500 mg bid for 7 days.

Recurrent herpes labialis: 1.5 g as a single dose.

Haemodialysis patients: 250 mg after dialysis run.

• CrCl (mL/min) <20: 250 mg as a single dose.
• CrCl (mL/min) 20-39: 500 mg as a single dose.
• CrCl (mL/min) 40-59: 750 mg as a single dose.

Genital herpes: 1st episode: 250 mg tid for 5 days. Immunocompromised patients: 500 mg bid for 7 days.

Haemodialysis patients: 250 mg after each dialysis run during 5 days.

• CrCl (mL/min) <20: 250 mg once daily for 5 days.
• CrCl (mL/min) 20-39: 250 mg bid for 5 days.

Acute treatment of recurrent mucocutaneous herpes in HIV-infected patients: 500 mg bid for 7 days.

Haemodialysis patients: 250 mg after each dialysis run during 7 days.

• CrCl (mL/min) <20: 250 mg once daily for 7 days.
• CrCl (mL/min) 20-39: 500 mg once daily for 7 days.

Acute treatment of recurrent episodes of genital herpes: 125 mg bid for 5 days or 1 g bid for 1 day. Immunocompromised patients: 500 mg bid for 7 days.

Haemodialysis patients: 125 mg after each dialysis run during 5 days. Haemodialysis patients (immunocompromised): 250 mg after each dialysis run during 7 days.

• CrCl (mL/min) <20: 125 mg once daily for 5 days.
• CrCl (mL/min) ?20: 125 mg bid for 5 days.
• CrCl (mL/min) <20: Immunocompromised: 250 mg once daily for 7 days.
• CrCl (mL/min) 20-39: Immunocompromised: 500 mg once daily for 7 days.

Suppression of recurrent episodes of genital herpes: 250 mg bid. Immunocompromised patients: 500 mg bid. Suppressive treatment is interrupted every 6-12 mth for observation.

Haemodialysis patients: 125 mg after each dialysis run. Haemodialysis patients (immunocompromised): 250 mg after each dialysis run.

• CrCl (mL/min) 20: 125 mg once daily. Immunocompromised: 250 mg once daily.
• CrCl (mL/min) 20-39: 125 mg bid. Immunocompromised: 500 mg once daily.