Ceftriaxone Sodium Dose for Children

CeftriaxoneIV/IM

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Ceftriaxone Sodium

Ceftriaxone

💊 Used for: Meningitis, gonorrhea, serious infections, surgical prophylaxis

Formulation

Injection

125mg, 250mg, 500mg, 1gm vials

Dose Range

50100 mg/kg

Max Daily

100 mg/kg

Frequency

Once or twice daily IV/IM

Max Single

4000 mg

Route: IV/IM

Dose by Child Weight

Based on formulation: 125mg, 250mg, 500mg, 1gm vials

Child's WeightDose (mg)Dose (ml)Max Daily Dose (mg)
5 kg250500 mg1.02.0 ml≤ 500 mg
6 kg300600 mg1.22.4 ml≤ 600 mg
7 kg350700 mg1.42.8 ml≤ 700 mg
8 kg400800 mg1.63.2 ml≤ 800 mg
9 kg450900 mg1.83.6 ml≤ 900 mg
10 kg5001000 mg2.04.0 ml≤ 1000 mg
12 kg6001200 mg2.44.8 ml≤ 1200 mg
15 kg7501500 mg3.06.0 ml≤ 1500 mg
18 kg9001800 mg3.67.2 ml≤ 1800 mg
20 kg10002000 mg4.08.0 ml≤ 2000 mg
25 kg12502500 mg5.010.0 ml≤ 2500 mg
30 kg15003000 mg6.012.0 ml≤ 3000 mg

* Always verify with your doctor. doses are approximate and may vary based on condition and formulation.

⚠️ Important Warnings

  • Crosses blood-brain barrier
  • Monitor for biliary sludge
  • IM injection painful

Possible Side Effects

  • Diarrhea
  • Rash
  • Phlebitis
  • Biliary sludge
  • Pain at injection site
  • Elevated liver enzymes

💡 Use the DoseCare Calculator for interactive dose calculations tailored to your child's exact weight and formulation.

DoseCare is a decision support tool only. Always verify doses with a qualified healthcare provider.

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