PillRem
Refill date calculator
Find the day you will run out of a medication and the day to order more, with a safety margin.
These calculators do simple arithmetic. They do not give medical advice. Follow your prescription, and ask your doctor or pharmacist before changing how you take a medication.
More calculators
Dose times
Every 6, 8 or 12 hours: at what times?
Times a day
Twice or three times a day: at what times?
Next dose
I took it at 9:00. When is the next one?
Days of supply
How many days does a pack last?
Tablets to months
How many months do 90 or 180 tablets last?
Pill count check
Are there as many pills left as there should be?