How to Calculate Cefaclor 125 mg/5 mL (suspension) Dose

This calculator determines the Cefaclor dose for treating bacterial infections, using a concentration of Cefaclor 125 mg/5 mL (25 mg/mL), based on the patient’s weight and dosage regimen:

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

Volume Calculation:

Where:

• Weight: Patient’s weight in kilograms (minimum ~5 kg for pediatric > 1 month).
• Dosage Regimen: Select between 20 to 40 mg/kg/day BID or 20 to 40 mg/kg/day TID.
• Concentration: Cefaclor 25 mg/mL (125 mg/5 mL).

For adults, use 250 to 500 mg po TID (maximum 2 g/day). Administer for 7–10 days, or as directed. ⚠️ Always consult a healthcare provider.

Using the Cefaclor 125 mg/5 mL (suspension) Dosage Calculator

Enter the patient’s weight, select the dosage regimen (20 to 40 mg/kg/day BID or TID). The calculator provides the minimum and maximum dose in mL and mg per dose for pediatric patients (> 1 month) or adults.

Example: Weight 10 kg, 20 to 40 mg/kg/day BID:

Pediatric > 1 month:
Min Dose: 4 mL (100 mg) PO BID
Max Dose: 8 mL (200 mg) PO BID

Adult Dose:
250 to 500 mg po TID (maximum 2 g/day)

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

Consult a healthcare provider before administering.

Frequently Asked Questions (FAQ)

1. What is Cefaclor used for?

Cefaclor treats bacterial infections, including respiratory tract infections, otitis media, and skin infections.

2. How often is this given?

Pediatric: Twice daily (BID) or three times daily (TID), depending on the regimen. Adults: Three times daily (TID), 250 to 500 mg (maximum 2 g/day).

3. Can this be used for infants under 1 month?

Consult a doctor, as Cefaclor is not typically recommended for infants under 1 month 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?

250 to 500 mg po TID (maximum 2 g/day).