Cazzola, M Influence of sulbactam plus ampicillin on theophylline clearance. [electronic resource] - International journal of clinical pharmacology research 1991 - 11-5 p. digital Publication Type: Journal Article ISSN: 0251-1649 Subjects--Topical Terms: AdultAmpicillin--pharmacologyDrug InteractionsFluorescence Polarization ImmunoassayHalf-LifeHumansLung Diseases, Obstructive--metabolismSulbactam--pharmacologyTheophylline--blood