Free tools
Medication calculators.
Quick answers about supply and schedules. Everything runs in your browser; nothing is stored or sent.
Refill date
When will I run out, and when should I order more?
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?
Adherence rate
What percentage of my doses did I take?
Course end date
When does a 7, 10 or 14 day course finish?
On and off cycles
21 days on, 7 off: when does each phase start?
Liquid medicine
How long does a bottle of syrup last?
Inhaler days
How long will my inhaler last?
Travel supply
How many doses should I pack for a trip?
Time zone planner
Travelling? See your dose time in local time.
Medication cost
How much does my medication cost a month?
Printable medication list
A clean list to carry or hand to your doctor.
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.
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