Aciclovir stops certain viruses from growing and can be used to prevent infections that often return.
For adults, the typical dosage is one 200 mg tablet five times a day for 5 days, but this can vary depending on the infection. Always follow your doctor's instructions.
Take the tablets whole with water, exactly as your doctor instructed.
The maximum daily dose depends on your condition, but generally do not exceed 4000 mg (800 mg five times a day). Always follow your doctor's instructions.
Suitable for older adults. Reduce the dose and/or increase the dosing interval in severe renal impairment. (updated 4.12.2023)