Pharmacy Licensing Calculations Calculators

The compounding, dispensing and pharmacokinetic arithmetic tested on the PTCB, NAPLEX and MPJE and used daily behind the counter. Formulas follow the conventions in standard pharmaceutical-calculations textbooks.

3 calculators in this category

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Alligation Alternate Calculator
Work out how much of a stronger and a weaker preparation to mix for any desired concentration, with parts, quantities, a mass-balance check and alligation medial.
Prescription Days Supply Calculator
Calculate days supply for tablets, oral liquids, insulin, inhalers, eye drops and topicals, plus the quantity needed for a 30 or 90 day fill and the refill date.
mEq to mg Conversion Calculator
Convert milligrams, millimoles and milliequivalents for any electrolyte salt using molecular weight and valence, and get mEq per mL and total mEq in the container.

Related categories in other subjects

Where this work overlaps other trades and disciplines.