PLE-4445

A 32-year-old G3P3 (3003) delivered a healthy baby boy via normal spontaneous delivery. On her third postpartum day, the patient experienced febrile episodes at 39 degrees Celsius, accompanied by chills. She also complains of abdominal pain. During bimanual examination, parametrial tenderness is elicited. Which of the following antimicrobial regimens is considered the gold standard for treating this patient’s condition?