Pill Dosage Calculator

Calculate pill dosage based on body weight and prescribed dose rate.

Body Weight (kg)

Dose Rate (mg/kg)

Pill Strength (mg)

Doses per Day

Formula

Pills per Dose = (Body Weight x Dose Rate) / Pill Strength

How is pill dosage calculated by weight?

Multiply the dose rate (mg/kg) by body weight (kg) to get the dose in mg.

Should I round pill dosages up or down?

Always consult your prescriber before rounding doses, especially with potent drugs.

What if the calculated dose is between pill sizes?

A pharmacist can advise whether to round up, round down, or split tablets.

Calculate liquid medication dose by body weight and concentration.

Estimate drug clearance time based on half-life and doses taken.

Free IV drip rate calculator. Calculate drops per minute for intravenous fluid administration based on volume, time, and drop factor.