1. A hospital pharmacy has available 2-mL prefilled syringes containing 80 mg of tobramycinand 1.5-mL prefilled syringes containing 60 mg of tobramycin. The syringes are calibratedin 0.25-mL units. Explain how you would prepare a medication order calling for 110 mgof tobramycin to be added to 100 mL of D5W for intravenous infusion.
2. A physician prescribes a 5-mcg/kg/min IV drip of dopamine for a 175-lb. patient, and thepharmacist adds an ampul of dopamine (200 mg/5 mL) to a 250-mL bottle of D5W. Whatdrip rate should be run, in drops per minute, using a minidrip set that delivers 60 drops/mL?
3. A physician orders an intravenous solution to contain 10,000 units of heparin in 1 literof 5% w/v dextrose solution to be infused at such a rate that the patient will receive500units per hour. If the intravenous set delivers 10 drops/mL, how many drops per minuteshould be infused to deliver the desired dose?
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