MAUDE Adverse Event Report: ACON LABORATORIES, INC. FLOWFLEX COVID-19 ANTIGEN HOME TEST; ANTIGEN DIAGNOSTIC FOR SARS-COV-2, PRODUCT CODE: QKP

Lot Number L031332-01

Device Problem No Device Output (1435)

Patient Problem Insufficient Information (4580)

Event Date 01/03/2023

Event Type  malfunction  

Event Description

Invalid result (s).The flow flex covid-19 antigen home test did not show a control line.When using a second test from the same lot, the control line appeared but was very faint at 15 minutes.Mdr (mw5113884).

Manufacturer Narrative

Since the customer did not provide the product batch number, no further investigation can be performed for this case.In this follow-up report, the following information has been updated from the initial report upon completion of the internal investigation.The following fields are updated: b4, "date of this report" - date of follow-up report.G6, "type of report" - follow-up #1.H2, "if follow-up, what type?" - updated to "additional information" and "device evaluation" h6 "adverse event problem" - event problem and evaluation codes such as "investigation findings" and "investigation.Conclusions" are added per investigation.H10 "additional narrative/data" - added manufacturer's narrative.

Event Description

Invalid result (s).The flow flex covid-19 antigen home test did not show a control line.When using a second test from the same lot, the control line appeared but was very faint at 15 minutes.Mdr (mw5113884).

• Brand Name: FLOWFLEX COVID-19 ANTIGEN HOME TEST
• Type of Device: ANTIGEN DIAGNOSTIC FOR SARS-COV-2, PRODUCT CODE: QKP
• Manufacturer (Section D): ACON LABORATORIES, INC.; 5850 oberlin drive #340; san diego CA 92121
• Manufacturer (Section G): ACON LABORATORIES, INC.; 5850 oberlin drive #340; san diego CA 92121
• Manufacturer Contact: qiyi xie ; 5850 oberlin drive #340; san diego, CA 92121 ; 8588758011
• MDR Report Key: 16397828
• MDR Text Key: 309773609
• Report Number: 2531491-2023-00480
• Device Sequence Number: 1
• Product Code: QKP
• Combination Product (y/n): N
• PMA/PMN Number: EUA210494
• Number of Events Reported: 1
• Summary Report (Y/N): N
• Report Source: Manufacturer
• Source Type: Other,Consumer
• Reporter Occupation: Other
• Type of Report: Initial,Followup
• Report Date: 03/10/2023

1 Device was Involved in the Event

1 Patient was Involved in the Event

• Date FDA Received: 02/17/2023
• Is this an Adverse Event Report?: No
• Is this a Product Problem Report?: Yes
• Device Operator: Lay User/Patient
• Device Lot Number: L031332-01
• Was Device Available for Evaluation?: No
• Is the Reporter a Health Professional?: No
• Date Manufacturer Received: 01/03/2023
• Was Device Evaluated by Manufacturer?: Device Not Returned to Manufacturer
• Is the Device Single Use?: Yes
• Is This a Reprocessed and Reused Single-Use Device?: No
• Type of Device Usage: Initial
• Patient Sequence Number: 1