Dosage Calculation 4.0 Dosage by Weight (ATI)

10 lb 4 oz to kg

4.7kg

cefaclor 40mg/kg/day PO divided in equal doses every 8 hr to child weighs 48 lb

Available is cefaclor = 375mg/5ml. How many ml per dose?

3.9ml/dose

midazolam IM to a client who is preoperative and weighs 132 lb

safe dosage range: 0.07 ~ 0.08 mg/kg

What is the maximum safe dose?

4.8mg/dose

tobramycin 2.5mg/kg IM to preschooler who weighs 20kg

Available: 40mg/ml

How many ml per dose?

1.3ml/dose

epoetin alfa 50 units/kg subcutaneous weekly to preschooler who weighs 40lb

Available: 2000 units/ml

How many ml should the nurse administer?

0.45ml

17lb 9oz to kg (round to the nearest whole #)

8kg

potassium gluconate 2mEq/kg/day PO divided equally every 12 hr to a child who weighs 50lb.

How many mEq should be administered per dose?

22.7 mEq/dose

11 lb 4 oz to lb

11.25 lb

phenytoin 5mg/kg/day PO divided equally every 12 hr for an infant who weighs 12 lb 4 oz

How many mg should the nurse administer per dose?

13.9 mg/dose

erythromycin 50mg/kg/day PO divided in equal doses every 6 hr to a toddler who weighs 32 lb

Available: erythromycin suspension 200mg/5ml

How many ml should be administered per dose?

4.5ml/dose

amikacin IM to a client who weigh 176 lb

safe dosage range: 7.5 ~ 15 mg/kg/day divided every 12 hr

What is the maximum safe dose the nurse should expect to administer per day?

1200 mg/day

amoxicillin 30mg/kg/day PO divided in equal doses every 12 hr to an infant who weighs 5.5 kg

Available: 125mg/5ml

How many ml should the nurse administer per dose?

3.3ml/dose

20 lb 8 oz to kg

9.3 kg

potassium chloride 5 mEq/kg/day PO divided in equal doses every 6 hr to a child who weighs 64 lb.

Available: 40mEq/15 ml

How many ml should be administered per dose?

13.6 mL/dose

amoxicillin 25mg/kg/day PO divided in equal doses every 8 hr to a preschooler who weighs 43 lb

Available: 250 mg/5ml

How many mL should the nurse administer per dose?

3.3 mL/dose

Valproic Acid 45 mg/kg/day PO divided in equal doses every 8 hr to a child who weighs 66 lb

Available is valproic acid oral solution 250mg/5mL

How many mL should the nurse administer per dose?

9 ml/dose

gentamicin to a client who weighs 165 lb

medication reference recommends administering 2 mg/kg IM every 8 year

How many mg should be administered per dose?

150 mg

phenytoin 15mg/kg/day PO divided in 3 equal doses to a client who weighs 120 lb

Available is phenytoin suspension 125 mg/5ml

How many mL should the nurse administer per dose?

10.9 ml/dose

ampicillin 50mg/kg/day PO divided in equal doses every 8 hr to a child who weighs 39.6 lb

Available: 250mg/5ml

How many ml should be administered per dose?

6 ml/dose

famotidine 0.5mg/kg PO at bedtime to a child who weighs 50 lb

How many mg should the nurse administer per dose?

11.4 mg/dose

ceftazidime 40mg/kg IV bolus every 8hr to a toddler who weighs 22 lb Available: 40 mg/ml

How many mL should the nurse administer per dose?

10ml/dose

acyclovir 5mg/kg IV bolus every 8 hr to a client who weighs 75 lb.

How many mg should the nurse administer per dose?

170.5 mg

6 lb 2 oz to kg

2.8 kg

potassium chloride 3 mEq/kg/day PO divided in equal doses every 6 hr to a preschooler who weighs 42 lb

Available: 20 mEq/15ml

How many mL should the nurse administer per dose?

11ml/dose

cefdinir to a hcild who weighs 44 lb

medication reference recommends administering 7mg/kg PO every 12 hr

How many mg should the nurse plan to administer per dose?

140 mg/dose