The order is for heparin 10,000 units to be administered subcutaneously. The dose on hand is 40,000 units/ml. How much should the nurse administer?

a. 4 ml c. 0.4 ml
b. 0.25 ml d. 0.004 ml


B
The ratio formula can be used to calculate dosages. If 10,000 units of heparin are prescribed and the dose on hand is 40,000 units/ml, 40,000 units should be divided into 10,000 to reach the amount of 0.25 ml as the dose the nurse should administer.

Nursing

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