A nurse is preparing to administer ziprasidone 10 mg IM to a client who has acute agitation and schizophrenia. Available is ziprasidone injection 20 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.)

The nurse should administer 0.5 mL of ziprasidone. Step-by-Step Calculation Understanding the Problem Desired ziprasidone dose: 10 mg Available concentration: 20 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 = 10 mg / 20 mg/mL = 0.5 mL The nurse should administer 0.5 mL of ziprasidone.