Exam 11: Calculations Using Weight and Body Surface Area

Calculate the following dosages based on BSA. Round the dosage to the nearest whole mg, mcg, or unit. -A provider orders cyclophosphamide 60 mg/m², IV, once daily for 6 days. The patient weighs 57 lb and is 38 inches in height. _____ mg

Calculate the volume (mL) of medication to be administered per dose based on BSA-based dosages. Round to the nearest tenth mL. -A provider orders pemetrexed 500 mg/m², IV, one dose only today. The patient weighs 55 kg and is 150 cm in height. The pharmacy provides pemetrexed in vials containing 250 mg/mL. _____ mL

Calculate the amount of medication (mcg or mg) to be administered per dose based on the patient’s weight. Round to the nearest whole number. -A provider orders oprelvekin 50 mcg/kg, subcut, once daily. The patient weighs 66.9 kg. _____ mcg

Calculate the following dosages based on BSA. Round the dosage to the nearest whole mg, mcg, or unit. -A provider orders pemetrexed 500 mg/m², IV, once today. The patient weighs 68 kg and is 165 cm in height. _____ mg

Calculate the volume (mL) to be administered per dose for the following weight-based medications. Round to the nearest tenth mL. -A provider orders epoetin 100 units/kg, subcut, three times weekly. The patient weighs 48 kg. The pharmacy provides epoetin in vials containing 3000 units/mL. _____ mL

Calculate the amount of medication (mcg or mg) to be administered per dose based on the patient’s weight. Round to the nearest whole number. -A provider orders palifermin 60 mcg/kg, IV, once daily for 3 days. The patient weighs 51.2 kg. _____ mcg

Calculate the amount of medication (mcg or mg) to be administered per dose based on the patient’s weight. Round to the nearest whole number. -A provider orders ondansetron 0.1 mg/kg, IV, every 8 hours, PRN for severe nausea. The patient weighs 47 kg. _____ mg

A nurse is preparing to administer a chemotherapy medication to a patient. The provider ordered the dose based on the patient's body surface area (BSA). The nurse has obtained an accurate weight and height and has calculated the patient's BSA and the dosage of medication to administer. The nurse's next step is to:

Calculate the following dosages based on BSA. Round the dosage to the nearest whole mg, mcg, or unit. -A provider orders mitoxantrone 12 mg/m², IV, one dose only today. The patient weighs 160 lb and is 62 inches in height. _____ mg

Calculate the amount of medication (mcg or mg) to be administered per dose based on the patient’s weight. Round to the nearest whole number. -A provider orders midazolam 0.08 mg/kg, IV, one dose prior to surgery. The patient weighs 102 kg. _____ mg

Calculate the following dosages based on BSA. Round the dosage to the nearest whole mg, mcg, or unit. -A provider orders sargramostim 250 mcg/m², subcut, once daily. The patient weighs 225 lb and is 70 inches in height. _____ mcg

Calculate the volume (mL) to be administered per dose for the following weight-based medications. Round to the nearest tenth mL. -A provider orders betamethasone 17.5 mcg/kg/day, PO, every 8 hours. The patient weighs 17 kg. The pharmacy provides betamethasone in bottles containing 0.6 mg in 5 mL. _____ mL

Calculate the volume (mL) to be administered per dose for the following weight-based medications. Round to the nearest tenth mL. -A provider orders glycopyrrolate 1.7 mcg/kg, IV, one dose preoperatively. The patient weighs 85 kg. The pharmacy provides glycopyrrolate in vials containing 0.2 mg/mL. _____ mL

Calculate the volume (mL) to be administered per dose for the following weight-based medications. Round to the nearest tenth mL. -A provider orders oprelvekin 50 mcg/kg, subcut, once daily. The patient weighs 38 kg. The pharmacy provides oprelvekin in vials containing 5 mg/mL. _____ mL

Calculate the amount of medication (mcg or mg) to be administered per dose based on the patient’s weight. Round to the nearest whole number. -A provider orders melphalan 200 mcg/kg/day, IV, once daily for 5 days. The patient weighs 63 kg. _____ mcg

Calculate the following dosages based on BSA. Round the dosage to the nearest whole mg, mcg, or unit. -A provider orders melphalan 16 mg/m², IV, every 2 weeks. The patient weighs 54 kg and is 154 cm in height. _____ mg

Calculate the amount of medication (mcg or mg) to be administered per dose based on the patient’s weight. Round to the nearest whole number. -A provider orders lepirudin 0.4 mg/kg, IV, one dose only. The patient weighs 78 kg. _____ mg

Calculate the following dosages based on BSA. Round the dosage to the nearest whole mg, mcg, or unit. -A provider orders idarubicin 12 mg/m², IV, once daily for 3 days. The patient weighs 74 kg and is 180 cm in height. _____ mg

Calculate the amount of medication (mcg or mg) to be administered per dose based on the patient’s weight. Round to the nearest whole number. -A provider orders amphotericin B 1.5 mg/kg/day, IV, once daily for 7 days. The patient weighs 30 kg. _____ mg

Calculate the amount of medication (mcg or mg) to be administered per dose based on the patient’s weight. Round to the nearest whole number. -A provider orders eptifibatide 150 mcg/kg, IV, one dose now. The patient weighs 56 kg. _____ mcg