Wararfarin Dose for Children

WarfarinOral/Parenteral

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Wararfarin

Warfarin

💊 Used for: Anticoagulation, DVT prophylaxis

Formulation

Tablet

Standard tablet

Dose Range

0.050.34 mg/kg

Max Daily

N/A

Frequency

Once daily (adjust to maintain PT 2-3 INR)

Max Single

N/A

Route: Oral/Parenteral

Dose by Child Weight

Based on formulation: Standard tablet

Child's WeightDose (mg)Dose (ml)Max Daily Dose (mg)
5 kg02 mg0.31.7 ml
6 kg02 mg0.32.0 ml
7 kg02 mg0.42.4 ml
8 kg03 mg0.42.7 ml
9 kg03 mg0.53.1 ml
10 kg13 mg0.53.4 ml
12 kg14 mg0.64.1 ml
15 kg15 mg0.85.1 ml
18 kg16 mg0.96.1 ml
20 kg17 mg1.06.8 ml
25 kg19 mg1.38.5 ml
30 kg210 mg1.510.2 ml

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

⚠️ Important Warnings

  • Adjust dose to maintain desired prothrombin time.

💡 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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