A nurse is preparing to reconstitute amoxicillin/clavulanate potassium oral suspension for administration to a client who has a respiratory tract infection. According to the label, which of the following actions should the nurse take? (Refer to the medication label below.)

A. Store the medication at room temperature following reconstitution: The label clearly states that the medication must be refrigerated after reconstitution to maintain stability and effectiveness. Storing at room temperature can lead to degradation of the antibiotic and reduced therapeutic efficacy. B. Use 0.9% sodium chloride solution as a diluent: The label instructs to add water for reconstitution, not saline. Using an incorrect diluent can alter the concentration, stability, and safety of the medication, making it inappropriate for administration. C. Discard any remaining medication after 10 days: The label explicitly states to discard after 10 days, which is standard for many reconstituted antibiotic suspensions. This prevents administration of degraded medication that may be less effective or unsafe. D. Roll the vial gently in hands to mix the medication: The label directs to shake vigorously, not roll gently. Vigorous shaking ensures proper dispersion of the powder and uniform concentration of the medication, which is essential for accurate dosing.