A nurse is preparing to administer 0.5 mg haloperidol PO to a client. Available is haloperidol 500 mcg tablets. How many tablets should the nurse administer? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)

The nurse should administer 1 tablet of haloperidol. Step-by-Step Calculation Understanding the Problem Desired haloperidol dose: 0.5 mg Available tablets: 500 mcg each We need to find the number of tablets to administer. Calculations Convert milligrams to micrograms: 1 mg = 1000 mcg 0.5 mg = 0.5 X 1000 = 500 mcg Calculate the number of tablets: Number of tablets = Desired dose (mcg) / Tablet strength (mcg) Number of tablets = 500 mcg / 500 mcg/tablet = 1 tablet The nurse should administer 1 tablet of haloperidol.