Ondansetron (Zofran)

• What is the therapeutic class of the medication discussed?

  Antiemetic
• What is the pharmacy class of the medication?

  Serotonin Receptor Antagonist
• How does the medication prevent nausea and vomiting?

  It blocks serotonin receptors in the brain and gut
• What is the common adult dose before chemotherapy or surgery?

  8 mg orally or IV
• How often should adults take the medication after the initial dose?

  Every 8 hours as needed
• What are the routes of administration for this medication?

  Oral and injectable
• What forms does the oral route include?

  Tablets, disintegrating tablets, and liquid
• What are the injectable routes for this medication?

  IV and IM
• What are some common side effects of this medication?

  Headache, constipation, and dizziness
• What potential cardiac issue should be monitored for with this medication?

  QT interval prolongation
• What nursing considerations should be taken into account for this medication?

  Monitor for QT prolongation and assess hydration
• What are the key nursing considerations for administering this antiemetic medication?

  • Monitor for signs of QT prolongation
  • Assess for headache and constipation
  • Ensure proper hydration