Augmentin - amoxicilin and clavulanic acid. Timentin - ticarcillin and clavulanic acid. Obtained from the fungus Cephalosporium . Antibacteria acion is the same as penicillin. MO has penase 2.
Patient is allergic to penicillin.
New carboxypenems - resistant to dipeptidase. Oxacephem - oxygen replace sulfur in a six membered ring. Clavams - oxygen replaces sulfur in a five membered ring. Clavulanic acid, Sulbactam. Narrow spectrum, poorly absorbed, used to treat Staph infections.