Ampicillin and Sulbactam for Injection USP, 3 g/Single-Dose Vials by AuroMedics Pharma: Recall – Exposure to particulate may result in local site reaction, thromboembolic events and systemic immune response.

https://www.fda.gov/Safety/MedWatch/SafetyInformation/SafetyAlertsforHumanMedicalProducts/ucm606863.htm