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Peds Calc

Parent Guide

Penicillin VK AdministrationSafe & Effective Dosing for Children

Simple routines, accurate measuring tools, and finishing all doses are the pillars of successful Penicillin VK administration in kids.

Back to Penicillin VK Overview

Available Forms & Concentrations

oral suspension Form

All pediatric ages

125 mg/5 mL

Advantages

  • Smaller per-dose volume for younger children
  • Easy to measure small volumes

oral suspension Form

Children who can tolerate slightly higher concentration

250 mg/5 mL

Advantages

  • Less volume per dose in larger children

Troubleshooting Common Issues

Child spits out part of dose

Solutions to Try

  • Wait a few minutes and re-administer the estimated missed amount
  • Give more slowly next time

Prevention Tips

    Dose vomited soon after administration

    Solutions to Try

    • If within ~15–20 minutes, call provider for guidance on repeating
    • Try with snack next time

    Prevention Tips

      Safety & Storage Guidelines

      You're Doing Great

      Most children tolerate Penicillin VK very well. Consistent dosing and completing all doses are the most important factors for success.