Paramedic Medical Math Problems (with Complete Solutions) .

Vancomycin 800mg is ordered. The stock ampule contain 1 g in 5 mL. What volume of stock solution needs to be drawn up? correct answers 1g = 1000mg Dose Ordered/DOH 800/1000 0.8mg or 4mL Atropine Sulfate 0.4mg IM is ordered. Stock vials contain 8mg in 20mL. What volume is to be drawn up for injection? correct answers Dose Ordered/DOH 0.4mg/8mg = 0.05mg -- 1mL The physician orders an IV infusion of D5W 1000 mL to infuse over the next 8 hours. The IV tubing that you are using delivers 10 gtt/mL. What is the correct rate of flow (drops per minute)? (Answer in gtt/min rounded to the nearest whole number). correct answers Dose Ordered/DOH 8x60=480 1000mL/480min x 10 gtt/mL = 21 gtts/min The medications scheduled for your patient include Keflex 1.5 grams in 50 mL of a 5% Dextrose solution. According to the pharmacy, this preparation should be administered in 30 minutes. The IV tubing on your unit delivers 15 gtt/mL. What is the correct rate of flow in drops per minute? correct answers Volume/Time X drop set (1.5g of medication is fluff, not really needed to get answer.) 50mL/30min x 15gtt/mL = 25 gtts/min An intravenous line has been inserted into a patient. Fluid is being delivered at a rate of 42mL/h. How much fluid will the patient receive in 12 hours? correct answers 42mL/hr x 12 hours = 504 mL Your patient is a 32-year-old male who missed dialysis twice last week and now has high potassium. Following your protocol, you decide to administer 0.5 g calcium chloride. The label reads, "10 % calcium chloride." How many mL do you administer? correct answers % = Number of Grams / 100 mL 10% = 10g/100mL