A nurse is preparing to administer amitriptyline 300 mg PO daily divided equally every 12 hr to a client who has post-traumatic stress disorder. Available is amitriptyline 75 mg tablets. "How many tablets should the nurse administer in each dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)

Answer The nurse should administer 2 tablets in each dose Step-by-Step Calculation Understanding the Problem Total daily amitriptyline dose: 300 mg Divided into 2 equal doses (every 12 hours) Available amitriptyline tablets: 75 mg each We need to find the number of tablets per dose. Calculations Calculate the dose per administration: Dose per administration = Total daily dose / Number of doses Dose per administration = 300 mg / 2 = 150 mg Calculate the number of tablets per dose: Tablets per dose = Dose per administration / Tablet strength Tablets per dose = 150 mg / 75 mg/tablet = 2 tablets The nurse should administer 2 tablets in each dose