A nurse is preparing to administer hydroxyzine hydrochloride 75 mg IM to a client who has anxiety. Available is hydroxyzine hydrochloride injection 50 mg/mL. How many ml should the nurse administer? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)

Step-by-Step Calculation Understanding the Problem Desired dose: 75 mg hydroxyzine hydrochloride Available concentration: 50 mg/mL We need to find the volume to administer. Calculations Calculate the volume to administer: Volume (mL) = Desired dose (mg) / Concentration (mg/mL) Volume = 75 mg / 50 mg/mL = 1.5 mL The nurse should administer 1.5 mL of hydroxyzine hydrochloride.