Ranitidine Dose for Children

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Ranitidine

Ranitidine

💊 Used for: GERD, peptic ulcer disease

Formulation

Syrup

75mg/5ml

Dose Range

24 mg/kg

Max Daily

8 mg/kg

Frequency

Every 12 hours

Max Single

150 mg

Route: Oral

Dose by Child Weight

Based on formulation: 75mg/5ml

Child's WeightDose (mg)Dose (ml)Max Daily Dose (mg)
5 kg1020 mg0.71.3 ml≤ 40 mg
6 kg1224 mg0.81.6 ml≤ 48 mg
7 kg1428 mg0.91.9 ml≤ 56 mg
8 kg1632 mg1.12.1 ml≤ 64 mg
9 kg1836 mg1.22.4 ml≤ 72 mg
10 kg2040 mg1.32.7 ml≤ 80 mg
12 kg2448 mg1.63.2 ml≤ 96 mg
15 kg3060 mg2.04.0 ml≤ 120 mg
18 kg3672 mg2.44.8 ml≤ 144 mg
20 kg4080 mg2.75.3 ml≤ 160 mg
25 kg50100 mg3.36.7 ml≤ 200 mg
30 kg60120 mg4.08.0 ml≤ 240 mg

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

⚠️ Important Warnings

  • Consider safer alternatives
  • Monitor for confusional symptoms
  • May mask gastric cancer symptoms

Possible Side Effects

  • Headache, fatigue
  • GI upset
  • Rare: hepatotoxicity
  • Cimetidine has antiandrogenic effects
  • May mask gastric carcinoma symptoms
  • Use with caution in renal impairment

💡 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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