An IV fluid contains 75mg of drug B in a 1000ml of the iV fluid if the patient needs 300mg of this medication how much of this IV fluid should be infused ?

Explanation:

Given

Required

Determine the infusion to give a patient that needs 300mg

First, we need to calculate the infusion rate

Next, we calculate the required amount for 300mg.

Hence, the patient will be given 4000mL