pharmacology (ATI) Powdered Medications
750mg/330mg - 2.27 (rounded) = 2.3 mL
A nurse is preparing to administer cefazolin (Ancef) 750mg IV bolus. The nurse reconstitutes cefazolin 1g vial with 2.5mL sterile water for injection to yield 330mg/mL. How many mL should the nurse give? (round to nearest tenth)
0.5g x 1,000 = 500mg 500mg/350mL = 1.42mL (rounded) = 1.4mL
A nurse is preparing to administer ceftriaxone (Rocephin) 0.5g IM every 24hours. The nurse reconstitutes ceftriaxone 1g vial with 2.1mL sterile water for injection to yield 350mg/mL. How many mL should the nurse give? (round to nearest tenth)
250mg/350mg = 0.71mL (rounded) = 0.7mL
A nurse is preparing to administer ceftriaxone (Rocephin) 250mg IM as a one-time dose. The nurse reconstitutes ceftriaxone 1g vial with 2.1 mL sterile water for injection to yield 350mg/mL. How many mL should the nurse give? (round to nearest tenth)
1.5g x 1000 = 1,500mg 1,500mg/90mg = 16.66mL (rounded) = 17mL
A nurse is preparing to administer cefuroxime (Zinacef) 1.5g IV bolus 30 min. prior to surgery. The nurse reconstitutes cefuroxime sodium 750mg vial with 8.3mL sterile water for injection to yield 90mg/mL. How many mL should the nurse administer? (round to nearest whole number)
325mg/400mg = 0.8125 0.8125 x 5 = 4.0625 (rounded) = 4
A nurse is preparing to administer amoxicillin (Amoxil) 325mg PO. The nurse reconstitutes a vial of amoxicillin to yield 400mg/5mL. How many mL should the nurse give? (Round to nearest whole number)
775mg/400mg = 1.93 1.93 x 5 = 9.68 mL (rounded) = 10mL
A nurse is preparing to administer amoxicillin (Amoxil) 775mg PO. The nurse reconstitutes a vial of amoxicillin to yield 400mg/5mL. How many mL should the nurse give? (round to nearest whole number)
325mg/30mg = 10.83mg (rounded) = 11mg
A nurse is preparing to administer ampicillin (Ampicin) 325mg IV bolus. The nurse reconstitutes a vial of ampicillin 500mg with 5mL sterile water for injection to yield 30mg/mL. How many mL should the nurse give? (round to nearest whole number)
75mg/125mg = 0.6mL
A nurse is preparing to administer ampicillin (Ampicin) 75mg IM. The nurse reconstitutes ampicillin 500mg vial with 1.8mL sterile water for injection to yield 125mg/mL. How many mL should the nurse administer? (round to nearest tenth)
1,200units/5,000units = 0.24mL (rounded) = 0.2mL
A nurse is preparing to administer bacitracin (Baci-IM) 1,200units IM. The nurse reconstitutes bacitracin 50,000 unit vial with 9.8mL 0.9% NaCl with 2% procaine hydrochloride to yield 5,000 units/mL. How many mL should the nurse give? (round to nearest tenth)
3,500units/5,000units = 0.7mL
A nurse is preparing to administer bacitracin (Baci-IM) 3,500 units IM. The nurse reconstitutes bacitracin 50,000 unit vial with 9.8mL 0.9% NaCl with 2% procaine hydrochloride to yield 5,000 units/mL. How many mL should the nurse administer? (round to nearest tenth)
1.5g = 1,500mg 4.5mL
A nurse is preparing to administer cefazolin (Ancef) 1.5g IV bolus. The nurse reconsitutes cefazolin 1g vial with 2.5mL sterile water for injection to yield 330mg/mL. How many mL should the nurse administer? (round to nearest tenth)
375mg/225mg = 1.7mL
A nurse is preparing to administer cefazolin (Ancef) 375mg IV bolus. The nurse reconstitutes cefazolin 500mg vial with 2mL sterile water for injection to yield 225 mg/mL. How many mL should the nurse give? (round to nearest tenth)
0.2g x 1,000 = 200mg 200mg/75mg = 2.66 x5 = 13.33mL (rounded) = 13mL
A nurse is preparing to administer clindamycin hydrochloride 0.2g PO. The nurse reconstitutes a vial of clindamycin to yield 75mg/5mL. How many mL should the nurse give? (round to nearest whole number)
40mg/75mg = 6 6 x 5 = 30mL
A nurse is preparing to administer clindamycin hydrochloride 450mg PO. The nurse reconstitutes clindamycin to yield 75mg/5mL. How many mL should the nurse administer? (round to the nearest whole number)
300mcg = 0.3mg 0.3mg/0.5mg = 0.6mL
A nurse is preparing to administer dactinomycin (Cosmegen) 300 mcg IV bolus daily. The nurse should reconstitute dactinomycin 0.5mg vial with 1.1mL sterile water for injection to yield 0.5mg/mL. How many mL should the nurse administer per dose? (round to nearest tenth)
0.3mg x 1,000 = 300mcg 300mcg/100mcg = 3mL
A nurse is preparing to administer levothyroxine (Synthroid) 0.3mg IV bolus. The nurse reconstitutes levothyroxine 500mcg with 5mL sterile water for injection to yield 100mcg/mL. How many mL should the nurse give? (round to nearest whole number)
5mL
A nurse is preparing to administer levothyroxine (Synthroid) 200mcg IV bolus. The nurse reconstitutes a levothyroxine 200mcg vial with 5mL sterile water for injection to yield 40mcg/mL. How many mL should the nurse give? (round to nearest whole number)
375mg/250mg = 1.5mg 1.5mg x 1.5mg = 2.25mg (rounded) = 2.3mg
A nurse is preparing to administer oxacillin (Bactocill) 375mg IM. The nurse reconstitutes oxacillin 250mg vial with 2.8mL sterile water for injection to yield 250mg/1.5mL. How many mL should the nurse give? (round to nearest tent)
(500mg/250mg) x 1.5mL = 3mL
A nurse is preparing to administer oxacillin (Bactocill) 500mg IV bolus. The nurse reconstitutes oxacillin 250mg vial with 2.8 mL for injection to yield 250mg/1.5mL. How many mL should the nurse administer? (round to nearest whole number)
600mg/50mg = 1,500mg 1500mg/50mg = 12mL
A nurse is preparing to administer pralidoxime (Protopam Chloride) 600mg IV bolus. The nurse reconstitutes pralidoxime 1g vial with 20mL of sterile water for injection to yield 50mg/mL. How many mL should the nurse administer? (round to nearest whole number)
