A patient has an order for a drip at 7mg of medicine per hr the iv drip is provided from the pharmacy as 1000mg in 500ml of dextrose 5% in water. Calculate the flow rate of the pump in ml per hour.

3.5 mL/hr.

Explanation:

As mentioned the patient needs to take 7 mg of medicine per hr. Also, as given the sample contains 1000 mg in 500 ml of dextrose 5% in water which means it contains (2 mg/mL). Every 1.0 mL contains 2 mg of the medicine. It needs 7 mg per hr.

So, the rate of the pump in ml per hour will be = (7 mg) / (2 mg/mL) (1 hr) = 3.5 mL/hr.