On November 7, the Sichuan Provincial Communications Hospital reported that on the 4th, a sodium chloride injection with an expiration date of August 27 was mistakenly used during a patient's IV infusion. The infusion was stopped and an examination was arranged; the patient showed no abnormalities. Both parties signed a settlement agreement on the 6th. The hospital disciplined the responsible nurse, the head nurse, and nursing management personnel, and reported the incident to the health and drug regulatory departments.