A tool employed to determine the duration for which a prescribed amount of medication will last, based on the prescribed dosage and frequency of administration. For instance, if an individual receives a prescription for 30 tablets and is instructed to take one tablet daily, the calculation reveals a 30-day supply.
This calculation is vital in various contexts, including pharmacy operations, insurance claims processing, and patient medication management. Accurate determination of supply duration facilitates appropriate refills, prevents medication shortages or surpluses, and supports adherence to prescribed treatment regimens. Historically, these calculations were performed manually, but automated systems enhance accuracy and efficiency.