Question

1). A 44 lb. child has an order for Ilosone oral suspension 250mg PO Q6h.The usual dosage for children under 50 lbs. is 30 to 50mg /kg/day. Children over 20lbs. the order is for 250 mg Q6h.

(A).What is the child’s weight in kg?

(B) What are the ranges of dosages for this child?

Low dose –

High dose –

(C) Did the Nurse Practitioner order a safe dose?

2). Child’s weight is 62 lbs.

What is the weight in kg?

Doctor’s order: Amoxicillin 375 mg TID for otitis media.

Available 500mg/2.5ml. How many mls should you administer?

3). Pediatric clindamycin hydrochloride (Cleocin) is ordered for life threatening infections: 20-40mg/kg/day in 3 to 4 equal doses. Child’s weight- 54lbs.

Order: Clindamycin 300mg IV three times a day for meningitis.

Available: Cleocin 300mg in 2ml

1. Is the order safe?

       (B) How many mls would you administer?

4). Phenobarbital 250mg PO Q 8hours. The medication is supplied as Phenobarbital 500mg/5ml. How many teaspoons would you teach the mother to administer?

Answer 1

No.1.

The child weight is 44 lbs

1 kg = 2.2 lbs

So the child weight is

Order dose Ilosone oral suspension 250mg PO Q6h

So the child needs

The usual dosage for children under 50 lbs. is 30 to 50mg /kg/day.

The low dose for the child is 30 mg/kg/day

So the child need

The higher dose for the child is 50 mg/kg/day

So the child need

Answer -

A. The child's weight is 20 kg.

B. For the child, the dose range is 600 mg to 1000 mg/day.

Lower - 600 mg

Higher - 1000 mg

C. As per the order dose, the client needs 1000 mg/day. This is in safe range so the nurse practitioner orders a safe dose.

No.2.

The child weight is 62 lbs

1 kg = 2.2 lbs, so 62 lbs =

The child weight is 28.18 kg.

Doctor’s order: Amoxicillin 375 mg TID for otitis media

Available quantity 500mg/2.5ml

So the child needs

Answer - The nurse will administer 1.8 ml per dose.

No.3.

Child’s weight- 54lbs

1 kg = 2.2 lbs , so 54 lbs = 24.5 kg (54 lbs 2.2 lbs/kg = 24.5 kg)

Order dose : 20-40mg/kg/day in 3 to 4 equal doses.

The lower limit for the client is 20 mg/kg/day

So,

The higher limit

for the client is 40 mg/kg/day

So,

A.

We have the order dose of Clindamycin 300mg IV three times a day

As the safe dose range is 488mg to 976 mg per day in 3 to 4 equal doses, this is in a safe range.

B.

Available: Cleocin 300mg in 2ml

We need 300 mg, so the nurse will administer 2 ml.

No.4.

Order dose Phenobarbital 250mg PO Q 8hours.

The medication is supplied as Phenobarbital 500mg/5ml.

So we need,

1 teaspoon = 5 ml

So 2.5 ml is

Answer - The nurse will teach the mother to administer 0.5 (1/2) teaspoon per dose.