How to Calculate Cefixime 100 mg/5 mL (suspension) Dose

This calculator determines the Cefixime dose for treating bacterial infections, using a concentration of Cefixime 100 mg/5 mL (20 mg/mL), based on the patient’s weight and dosage regimen:

Dose in mg and Volume in mL (based on Cefixime component):

Volume Calculation:

Where:

• Weight: Patient’s weight in kilograms (minimum ~5 kg for pediatric ≥ 6 months).
• Dosage Regimen: Select between 8 mg/kg/day once daily or 8 mg/kg/day BID.
• Concentration: Cefixime 20 mg/mL (100 mg/5 mL).

For adults, the usual dose is 400 mg po once daily. Administer for 5–10 days, or as directed. ⚠️ Always consult a healthcare provider.

Using the Cefixime 100 mg/5 mL (suspension) Dosage Calculator

Enter the patient’s weight, select the dosage regimen (8 mg/kg/day once daily or BID). The calculator provides the dose in mL and mg per dose for pediatric patients (≥ 6 months) or adults.

Example: Weight 12.5 kg, 8 mg/kg/day once daily:

Pediatric ≥ 6 months:
5 mL (100 mg) PO once daily

Adults:
Usual dose is 400 mg po once daily

Calculations must be re-checked and should not be used alone...
            

Consult a healthcare provider before administering.

Frequently Asked Questions (FAQ)

1. What is Cefixime used for?

Cefixime treats bacterial infections, including ear infections, urinary tract infections, and respiratory infections.

2. How often is this given?

Pediatric: Once daily or twice daily (BID), 8 mg/kg/day. Adults: Once daily, 400 mg po.

3. Can this be used for infants under 6 months?

Consult a doctor, as Cefixime is not typically recommended for infants under 6 months without medical supervision.

4. What if weight is in pounds?

This calculator accepts only kilograms, but you can convert pounds to kilograms (1 lb = 0.4536 kg) before entering the weight.

5. What’s the adult dose?

400 mg po once daily.