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Zanamivir
💊 Used for: Treatment and prophylaxis of influenza A and B including H1N1 (>7 yr): treatment 10 mg q12h x 5d (within 48h); prophylaxis 10 mg q24h x 10 days (within 36h of exposure)
Formulation
Tablet
Standard tablet
Dose Range
0.5–1 mg/kg
Max Daily
N/A
Frequency
As directed
Max Single
10 mg
Route: inhalation
Dose by Child Weight
Based on formulation: Standard tablet
| Child's Weight | Dose (mg) | Dose (ml) | Max Daily Dose (mg) |
|---|---|---|---|
| 5 kg | 3–5 mg | 2.5–5.0 ml | — |
| 6 kg | 3–6 mg | 3.0–6.0 ml | — |
| 7 kg | 4–7 mg | 3.5–7.0 ml | — |
| 8 kg | 4–8 mg | 4.0–8.0 ml | — |
| 9 kg | 5–9 mg | 4.5–9.0 ml | — |
| 10 kg | 5–10 mg | 5.0–10.0 ml | — |
| 12 kg | 6–12 mg | 6.0–12.0 ml | — |
| 15 kg | 8–15 mg | 7.5–15.0 ml | — |
| 18 kg | 9–18 mg | 9.0–18.0 ml | — |
| 20 kg | 10–20 mg | 10.0–20.0 ml | — |
| 25 kg | 13–25 mg | 12.5–25.0 ml | — |
| 30 kg | 15–30 mg | 15.0–30.0 ml | — |
* Always verify with your doctor. doses are approximate and may vary based on condition and formulation.
⚠️ Important Warnings
- •Severe bronchospasm in reactive airway disease; dizziness; angioedema
💡 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.