How long is the Baxter Healthcare Ltd aciclovir sodium 25 mg/ml concentrate for solution for infusion product stable at room temperature after dilution in its recommended infusion fluids?

The Baxter Healthcare Ltd aciclovir sodium 25 mg/ml concentrate for solution for infusion product is stable for up to 12 hours at 15–25°C in recommended infusion fluids in non-PVC bags when diluted as recommended, but must be prepared aseptically immediately before use, with unused solution discarded.