Ondansetron (Zofran) Pediatric Dose Calculator

Choose a medication or enter a prescribed dose. Confirm the patient and formulation before calculating.

Patient information

Shared across calculations.

Medications

Confirm the strength on the actual product.

Dose in the existing record: Weight

Standard dosing for nausea and vomiting

Medication notes and source

5-HT3 receptor antagonist for nausea and vomiting. Weight-based brackets with maximum 8mg/dose. Can be given before chemotherapy or for postoperative nausea. ODT tablets dissolve on tongue without water - ideal for nauseous patients.

Open source reference
About this medication and its sources

About Ondansetron (Zofran) Pediatric Dose Calculator

This page opens the calculator with Ondansetron (Zofran) selected. Enter the patient's weight and confirm the concentration, frequency, indication, and dose limits before using any result.

Required Inputs

  • Current weight and correct unit.
  • Available concentration.
  • Prescribed frequency.
  • Duration when applicable.

References and Limits

5-HT3 receptor antagonist for nausea and vomiting. Weight-based brackets with maximum 8mg/dose. Can be given before chemotherapy or for postoperative nausea. ODT tablets dissolve on tongue without water - ideal for nauseous patients.

Confirm the indication, allergies, concentration, units, renal function, maximum dose, and local protocol with a healthcare professional.

Interpret results as a structured aid for reviewing clinical data, not as an automatic answer. If the output does not match the exam, repeat the measurement, review units, and confirm that the age or date used is correct.

For follow-up, compare results with prior measurements and document the reference source used. Important changes, extreme values, or therapeutic decisions should be evaluated with current guidelines and professional judgment.

Related Tools