RecruitingClinical trialA Study to Assess the Safety and Risk of Hypersensitivity Reactions of Sulbactam-durlobactam in Adults With Acinetobacter Baumannii-calcoaceticus (ABC) Complex InfectionThe goal of this observational study is to evaluate the safety of sulbactam-durlobactam, as well as the risk of hypersensitivity reactions (including anaphylaxis) in participants with Acinetobacter baumannii-calcoaceticus complex infection. Participants will be followed for approximately 28 days in order to collect safety and reaction data.