Nursing Math
The physician Cephalexin (Keflex) 750 mg P.O. every 12 hours is ordered. The pharmacy stocks 250 mg tablets.
How many tablets should be administered per dose?
3 tablets
What does PPE stand for?
Personal protective equipment
Name 3 medication rights
Right patient, medication, dose, time, route.
How many milligrams are in one gram?
1,000
How many Kg are in 99lbs?
45kg
What does BGM stand for?
Blood glucose monitoring
Name three routes for drug administration
Oral, topical, IV, IM, SQ, inhaled, parenteral
Heparin 7500 units subcutaneous every 12 hours is ordered. The pharmacy provides a heparin vial with a concentration of 5000 units/mL.
How many mL will you need to administer 7500 units?
1.5 ml
What does SBAR stand for and what is it used for?
Situation, background, assessment, and recommendations. Used for ease of conversation between health professionals.
What do anti-hypertensive medications treat?
Hypertension (High blood pressure)
How many pounds are in 1 kilogram?
2.2
You have an order to infuse the following secondary medication: 2 grams of vancomycin IVPB Q12H. The order states that the medication will run at 200 mL/hr. The concentration (dosage strength) of the medication is 2 grams/200 mL. How many hours will it take for the entire medication to be infused?
1 hour
Name an example of an NSAID
Ibuprofen, naproxen, aspirin, ketoralac (Toradol)
Where would the nurse inject a SQ medication?
Into the fatty tissue layer between the skin and muscle
The provider orders ciprofloxacin 400 mg in 200 mL every 12 hours for a patient admitted for UTI. The drug reference states that this IVPB should be infused over 60 minutes. What is your infusion rate?
200 ml/hr
What does PERRLA stand for?
Pupils are equal, round, reactive to light and accommodation.
Name at least 5 of the necessary components of a medication order
Patient name, date and time of the order, drug name, dose, route, frequency, signature of who is ordering the medication