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Open Dose Calculator →Quinidine Sulfate
Quinidine
💊 Used for: Atrial tachycardia, flutter, fibrillation, ventricular tachyarrhythmias
Formulation
Tablet
200mg tablets
Dose Range
2–30 mg/kg
Max Daily
30 mg/kg
Frequency
Every 6-8 hours
Max Single
400 mg
Route: Oral
Dose by Child Weight
Based on formulation: 200mg tablets
| Child's Weight | Dose (mg) | Dose (ml) | Max Daily Dose (mg) |
|---|---|---|---|
| 5 kg | 10–150 mg | 0.1–0.8 ml | ≤ 150 mg |
| 6 kg | 12–180 mg | 0.1–0.9 ml | ≤ 180 mg |
| 7 kg | 14–210 mg | 0.1–1.1 ml | ≤ 210 mg |
| 8 kg | 16–240 mg | 0.1–1.2 ml | ≤ 240 mg |
| 9 kg | 18–270 mg | 0.1–1.4 ml | ≤ 270 mg |
| 10 kg | 20–300 mg | 0.1–1.5 ml | ≤ 300 mg |
| 12 kg | 24–360 mg | 0.1–1.8 ml | ≤ 360 mg |
| 15 kg | 30–450 mg | 0.1–2.3 ml | ≤ 450 mg |
| 18 kg | 36–540 mg | 0.2–2.7 ml | ≤ 540 mg |
| 20 kg | 40–600 mg | 0.2–3.0 ml | ≤ 600 mg |
| 25 kg | 50–750 mg | 0.3–3.8 ml | ≤ 750 mg |
| 30 kg | 60–900 mg | 0.3–4.5 ml | ≤ 900 mg |
* Always verify with your doctor. doses are approximate and may vary based on condition and formulation.
⚠️ Important Warnings
- •Monitor ECG for QT prolongation
- •Monitor for blood disorders
- •Multiple drug interactions
Possible Side Effects
- •Nausea, diarrhea
- •QT prolongation
- •Ventricular arrhythmias
- •Thrombocytopenia
- •Tinnitus
- •Blurred vision
💡 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.