Days Supply Formula:
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Days supply calculation determines how long a medication will last based on the total quantity and the prescribed daily dosage. This is essential for medication management and refill scheduling.
The calculator uses the simple formula:
Where:
Explanation: This calculation divides the total quantity of medication by the daily consumption rate to determine how many days the supply will last.
Details: Accurate days supply calculation helps prevent medication shortages, ensures timely refills, and supports proper medication adherence and inventory management.
Tips: Enter the total quantity of medication and the daily dosage. Both values must be positive numbers with the daily dose greater than zero.
Q1: What if I take different doses at different times?
A: Calculate the total daily dose by adding up all doses taken throughout the day before using this calculator.
Q2: How do I calculate for "as needed" medications?
A: For PRN medications, use your average daily consumption rather than the maximum possible dose.
Q3: What about medications with variable dosing?
A: For medications with titrated dosing, calculate based on your current stable dose or consult your healthcare provider.
Q4: Does this work for all medication forms?
A: Yes, as long as you maintain consistent units (e.g., tablets, mL, mg) for both quantity and daily dose.
Q5: How accurate is this calculation for liquid medications?
A: Very accurate when using consistent measurement units. Ensure you're using the same units for both quantity and daily dose.