Dosage Calculation Pediatrics

1. A primary healthcare provider ordered ceftriaxone (Rocephin) for a 4-year-old child with a lower respiratory tract infection. The dose required is 20 mg/kg/day, divided BID, administered IV. The child weighs 29 lb, and the drug is available at a concentration of 10 mg/mL. How many millilitres will you administer per dose? *

13.2 mL

26.4 mL

0.7 mL

1.3 mL

2. A primary healthcare provider ordered Augmentin 10 mg/kg PO every 12 hours for an 8-year-old child weighing 25 kg. The reconstituted Augmentin suspension contains 125 mg/mL. How many millilitres will you give per dose? *

1 mL

1.5 mL

2 mL

2.5 mL

3. A primary healthcare provider ordered valproic acid 150 mg PO BID for a 10-year-old child weighing 64 lb. Recommended dosage: 10–15 mg/kg/day, up to a maximum of 60 mg/kg/day. The drug is available at 50 mg/mL. How many millilitres will you administer per dose? *

1 mL

1.5 mL

2 mL

3 mL

4. Calculate the dose of amoxicillin suspension for otitis media in a 1-year-old child weighing 22 lb. The dose required is 40 mg/kg/day divided BID, and the suspension is 400 mg/5 mL. How many millilitres will you administer per dose? *

1.5 mL

2 mL

2.5 mL