3 calculators
Medication
Drug dosage, half-life, and medication management calculators.
Calculators
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Acetaminophen Dosage Calculator
Calculate safe acetaminophen (paracetamol) dose by age and weight, with adult fixed dosing and weight-based paediatric dosing, daily limits, and liver-concern adjustments.
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Drug Half-Life Calculator
Calculate how much of a drug remains in your body after a given time using first-order elimination kinetics, with a full elimination schedule.
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Ibuprofen Dosage Calculator
Calculate recommended ibuprofen dose for adults and children by age and weight, with OTC and prescription-strength options, daily limits, and contraindication screening.