The healthcare provider orders rifampin 600 mg orally once daily. The medication is available in 150mg capsules. (LABEL CORRECTLY TO RECEIVE CREDIT)

Calculation: Desired dose = 600 mg.. Available strength = 150 mg/capsule. Calculate the number of capsules to administer. Number of capsules = Desired dose (mg) / Available strength (mg/capsule) = 600 mg / 150 mg/capsule = 4 capsules.