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B.Homework Problems1. Order: Atropine 0.3 mg IM nowLabel: Atropine 400 mcg/mlHow many ml would be administered?2. Order reads: Phenobarbital gr ii IM q3h.Label reads: Phenobarbital 130 mg per mlAdminister _________ ml3. Order reads: Morphine sulfate gr. 1/8Label reads: Morphine sulfate 10 mg per ml.4. Order: Codeine gr 1/4 IM q4h prnCodeine 30 mg per ml is on hand in a single dose Carpojet syringe.How many ml would you have to waste?How many ml would you administer?5. Order: Digoxin 0.25 mg IM qd.Supply: Digoxin 500 mcg per mlGive _____________ ml6. Order: Promethazine 50 mg IM stat for restlessness.The ampoule is labeled 25 mg per mlGive ____________ ml7. Order: Heparin 6000 units sc q 12 hLabel: Heparin sodium injection 10,000 U per mlGive ________ ml18
8. Order: Penicillin G 200,000 units IM q8hLabel: Penicillin G 250,000 U/mlGive ________ml9. After reconstitution with 2.5 ml diluent, the strength of the Kefzol solution is 330 mg/ ml. To administer a dose of 500 mg, how many ml would you give?10. Order: Vitamin B 12 1 mg IM monthly for pernicious anemiaSupply: Vitamin B 12 1000 mcg per mlGive ________ ml10. IV: Push MedicationsQuestions about IV push medications ask for different unit answers. Make sure that you know what it is you’re trying to find out by calculating the problem.Starting Factor: the ordered amount of medication (mg)Unit answer: total ml’s, mg/ml, mg/minute, or ml/minuteBridge Factor: the concentration of the solution (mg/ml), rate of delivery (mg/min)Example:Order: Dilantin loading dose 900 mg IV at the rate of 50 mg/minSupply: Dilantin 100 mg/mlGive _____ mlGive _____ ml/minThis problem asks for two answers: total ml and ml/min. Solve for one unit answer at a time.Starting Factor: 900 mgUnit Answers: ml; ml/minBridge factors: 100 mg/ml; 50 mg/minStep 1: Solve for total ml900 mg x ml= 9 ml100 mgAnswer: Administer 9 mlStep 2: Solve for ml/minute50 mgx ml Min 100 mg19
Answer: Administer 0.5 ml/minuteA.Practice Problems1. Order: Morphine sulfate 4 mg IV push q6h prn for pain.Label reads: Morphine sulfate 10 mg per mlGive: ____________ ml2. Order: Solu-Medrol 250 mg IV q6h. Supply: Each 2 ml contains methylprednisolone sodium succinate equivalent to 125 mg.Give _____ ml Solu-Medrol. Drug handbook states: "give by direct IV at a rate of 500 mg or fraction thereof over 60 seconds." How many ml per minute should be administered?3. Order: Digoxin 0.25 mg IV qd. Supply: Digoxin 500 mcg in 2 mlGive _____ ml Digoxin. Drug handbook states: "may be administered diluted in 4 ml sterile water. Administer each direct IV dose over at least 5 min.” How many ml per minute should be administered?4. Give 2 ml Drug "N" over 2 minutesGive _____ ml each 15 seconds5. Order: Lasix 60 mg IV push at the rate of 2 mg/minSupply: 10 mg/mlGive _____ ml/minA.Homework Problems1. Order: morphine sulfate 2mg IVP q 30 min for breakthrough pain.Supply: morphine sulfate 2 mg per mlGive _______ ml morphine sulfateDrug handbook states: "may be given by direct IV over 4 - 5 min."If you give the medication over 4 minutes, how many ml will be injected every minute?