Medication Quantity Calculator

Rx Medication Quantity Calculator

Calculate the minimum number of pills needed from dose interval and treatment days, so prescriptions do not exceed actual clinical need.

Prescription details

Medication name

Optional, for your reference.

Medication type Tablets Capsules mL Other units

This label is used in the result text.

Dose per intake

Number of units taken each time (e.g. 1 pill).

Interval between doses (hours)

For “every 8 hours” enter 8, for “twice daily” enter 12.

Total days of treatment

Full duration in days (can be fractional).

Planned prescribed quantity

What the doctor intends to prescribe.

Results and advisory

Needed quantity

–

Planned quantity

–

💊 Status –

This tool is for estimating quantity only and does not replace clinical judgment or local prescribing policies.