Du skal have to gram 3 timer før hver VISTIDE- dosis og ét gram, 2 timer og igen 8 timer efter afslutningen af VISTIDE- infusionen på 1 time (dvs. i alt 4 gram).
Two grams must be administered 3 hours prior to the VISTIDE dose and one gram administered at 2 hours and again at 8 hours after completion of the 1 hour VISTIDE infusion (for a total of 4 grams).