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Open Dose Calculator →Penicillin V
Phenoxymethyl Penicillin
💊 Used for: Rheumatic prophylaxis 250 mg BD
Formulation
Tablet
Standard tablet
Dose Range
10–25 mg/kg
Max Daily
N/A
Frequency
Every 6 hours (30 min before or 2 hr after food)
Max Single
500 mg
Route: Oral
Dose by Child Weight
Based on formulation: Standard tablet
| Child's Weight | Dose (mg) | Dose (ml) | Max Daily Dose (mg) |
|---|---|---|---|
| 5 kg | 50–125 mg | 50.0–125.0 ml | — |
| 6 kg | 60–150 mg | 60.0–150.0 ml | — |
| 7 kg | 70–175 mg | 70.0–175.0 ml | — |
| 8 kg | 80–200 mg | 80.0–200.0 ml | — |
| 9 kg | 90–225 mg | 90.0–225.0 ml | — |
| 10 kg | 100–250 mg | 100.0–250.0 ml | — |
| 12 kg | 120–300 mg | 120.0–300.0 ml | — |
| 15 kg | 150–375 mg | 150.0–375.0 ml | — |
| 18 kg | 180–450 mg | 180.0–450.0 ml | — |
| 20 kg | 200–500 mg | 200.0–500.0 ml | — |
| 25 kg | 250–625 mg | 250.0–625.0 ml | — |
| 30 kg | 300–750 mg | 300.0–750.0 ml | — |
* Always verify with your doctor. doses are approximate and may vary based on condition and formulation.
⚠️ Important Warnings
- •For rheumatic prophylaxis 250 mg orally twice daily.
💡 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.