The Patient Centered Refill Date & Pill Count Calculator
Calculate run-out dates and assess refill timing
📅 Prescription Date
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💊 Prescription Details
📊 Results
Select a date, enter quantity, and doses per day.
Runs out on
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days until refill eligible
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Enter quantity remaining above for pill count analysis.
View calculation details
Medication
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Start date
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Quantity prescribed
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Doses per day
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Days supply
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Days elapsed
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Days remaining
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Run-out date
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Qty remaining
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Pill-count days
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Variance (days)
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Calculated at
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Note: This tool informs refill timing — it does not determine eligibility. Patients requesting refills outside expected windows may have valid reasons. A 2-day variance is common. Patterns significantly outside expected timing may warrant exploration.
Disclaimer: Informational only. Clinical judgment and applicable laws should guide all prescribing decisions.