A patient with unstable ventricular dysrhythmia is prescribed lidocaine 200 mg by intravenous (IV) piggyback in 100 mL of IV solution
With an IV infusion set that has a drop factor of 15 gtt/mL, how many drops per minute does the nurse set the IV rate to deliver the correct dose in the specified time? a. 10
b. 25
c. 50
d. 100
B
For 100 mL to infuse in 1 hour, divide 100 by 60 (minutes) to equal 1.66 mL per minute. At a drop factor of 15 gtt/mL, multiply 1.66 by 15, = 24.9 gtt/minute; round up to 25.
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