Hypersensitivity Reactions (see Precautions); Seizure Potential (see Precautions); Interaction with Valproic Acid (see Precautions); Clostridium difficile-Associated Diarrhea (see Precautions); Development of Drug-Resistant Bacteria (see Precautions); Overgrowth of Non-Susceptible Organisms (see Precautions); Laboratory Tests (see Precautions); Patients with Renal Impairment (see Precautions); Dialysis (see Precautions). Potential for Neuromotor Impairment (see Precautions).