Question

the healthcare provider prescribes promethazine 50 mg im for a client who is experiencing postoperative nausea. the available vial is labeled, promethazine 25 mg/ml. how many ml should the nurse administer? (enter numerical value only. if rounding is required, round to the nearest whole number.)

Explanation:

Step1: Set up dosage formula

$$\text{Volume (mL)} = \frac{\text{Desired Dose}}{\text{Dose per mL}}$$

Step2: Plug in given values

$$\text{Volume} = \frac{50}{25} = 2$$

Answer:

$2$