FDA Adverse Event Malfunction Summary report: N

SYNVISC

MDR report key: 23414908 · Received October 29, 2025

Report

Report Number
MW5178174
Event Type
Malfunction
Date Received
October 29, 2025
Date of Event
February 26, 2024
Report Date
October 28, 2025
Manufacturer
GENZYME CORPORATION
Product Code
MOZ
Product Problem
Yes
Report Source
Voluntary report
Reporter Location
NY, US
Reporter Occupation
OTHER
Health Professional
N

Narratives

Description of Event or Problem · 0

PATIENT REPORTED SHE HAD SYNVISC SHOT TO HER RIGHT LEG ON (B)(6) 2024. A WEEK LATER, SHE HAD THE SHOT IN HER LEFT LEG. SHE HAD AN ADVERSE REACTION TO THE SHOT CAUSING SEVERE PAIN, SWELLING AND A COMPLETE SHUTDOWN OF HER BODY WHEN SHE GOES TO BED. PATIENT STATED SHE HAD BEEN USING THIS SHOT FOR OVER 8 YEARS AND THIS IS THE FIRST TIME THIS HAS HAPPENED. SHE CONTACTED HER DOCTOR BUT COULD NOT GET AN ACCURATE RESPONSE. AS OF NOW HER PAIN IS SO BAD SHE CAN BARELY MOVE. PT CODES: 1994, 4577. DEVICE CODE: 4001. REF REPORT: MW5178175.

Devices

Seq Brand Generic Product Code Manufacturer Model Lot UDI-DI
1618761 SYNVISC ACID, HYALURONIC, INTRAARTICULAR MOZ GENZYME CORPORATION

Patients

Seq Age Sex Outcome Treatment
1 Female Other