Amoxicillin Pediatric Dosage Calculator
Calculate safe amoxicillin dosing for children based on weight, age, and indication
Patient Information & Dosing Parameters
For children 1 month to 18 years old
Current body weight of the child
Concentration of amoxicillin suspension
Most bacterial infections (otitis media, pneumonia, UTI, etc.)
Method of administration affects dosing guidelines
Input Warnings
Recommended Dosage
Check Your Dosage
Example Calculations
General Infection - 3-year-old (15 kg)
Weight: 15 kg
Indication: General bacterial infection (oral)
Calculation: 25 mg/kg/dose × 15 kg = 375 mg per dose
Frequency: 3 times daily (every 8 hours)
Volume: 15 mL using 125 mg/5 mL strength
Strep Throat - 8-year-old (25 kg)
Weight: 25 kg (15-29 kg range)
Indication: Streptococcal pharyngitis
Dose: 750 mg per dose (fixed dose for this weight range)
Frequency: Once daily for 10 days
Volume: 15 mL using 250 mg/5 mL strength
Dosing Guidelines
General Infections
Oral: 15-30 mg/kg/dose
IV: 30-60 mg/kg/dose
Frequency: 3 times daily
Max/dose: 500 mg (oral), 1g (IV)
Strep A Infections
<15 kg: 50 mg/kg/dose
15-29 kg: 750 mg/dose
>30 kg: 1000 mg/dose
Duration: 10 days
Endocarditis Prophylaxis
Dose: 50 mg/kg/dose
Max: 2g per dose
Timing: 30-60 min before procedure
Safety Information
Maximum daily dose: 4g per day
Check for penicillin allergies before administration
Complete full course even if symptoms improve
Can be taken with or without food
Understanding Amoxicillin Pediatric Dosing
What is Amoxicillin?
Amoxicillin is a penicillin-type antibiotic used to treat various bacterial infections in children. It works by stopping the growth of bacteria and is commonly prescribed for ear infections, throat infections, pneumonia, and urinary tract infections.
Weight-Based Dosing
- •Pediatric doses are calculated based on body weight (mg/kg)
- •Different conditions require different dosing strategies
- •Maximum doses prevent overdose regardless of weight
- •Suspension concentration affects volume needed
Administration Guidelines
Oral Administration
- • Can be given with or without food
- • Shake suspension well before each use
- • Use measuring spoon or syringe for accuracy
- • Store in refrigerator if required
Important Considerations
- • Complete full course as prescribed
- • Space doses evenly throughout the day
- • Monitor for allergic reactions
- • Contact doctor if side effects occur
Critical Safety Note: This calculator provides dosing guidance based on established medical guidelines, but should never replace professional medical consultation. Always verify dosing with a healthcare provider before administration.
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Critical Medical Disclaimer
This calculator is provided for educational and informational purposes only and should not be used as a substitute for professional medical advice, diagnosis, or treatment. Antibiotic dosing in pediatric patients requires careful consideration of multiple factors including the specific infection, patient allergies, kidney function, and other medications. Always consult with a qualified healthcare provider, pediatrician, or pharmacist before administering any medication to children. Dosing errors can result in treatment failure or serious adverse effects. This tool cannot replace professional medical judgment and should only be used by qualified healthcare professionals as a reference aid.