A nurse is preparing to administer lithium 300 mg PO to a client who has bipolar disorder. Available is lithium 150 mg capsules. How many capsules 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.)

Given: Ordered dose of Lithium: 300 mg Available Lithium capsules: 150 mg/capsule Step 1: Calculate the number of capsules required: Number of capsules = Desired dose (mg) / Strength of each capsule (mg/capsule) Number of capsules = 300 mg / 150 mg/capsule Number of capsules = 2 capsules