- Double-blind, randomized study of the efficacy and safety of oral pharmacokinetically enhanced amoxicillin-clavulanate (2,000/125 milligrams) versus those of amoxicillin-clavulanate (875/125 milligrams), both given twice daily for 7 days, in treatment of bacterial community-acquired pneumonia in adults. File, T.M., Lode, H., Kurz, H., Kozak, R., Xie, H., Berkowitz, E. Antimicrob. Agents Chemother. (2004)