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FDA Medical Device Recalls (openFDA)

Tosoh Bioscience Inc: ST-AIA PACK 27.29; Part Number: 025202 Assay, Tumor Marker

Recall number
Z-2070-2018
Recalling firm
Tosoh Bioscience Inc
Product
ST-AIA PACK 27.29; Part Number: 025202 Assay, Tumor Marker
Status
Terminated
Initiated
2018-03-05
Posted
not on file
Terminated
2020-08-31
Reason
Asfotase Alfa (Strensiq) interferes with certain Tosoh assays which potentially causes falsely increased or falsely decreased immunoassay test results, depending upon the assay.
Root cause
Device Design
Action
The firm TOSOH Bioscience Inc., sent an "URGENT: MEDICAL DEVICE RECALL" letter dated March 23, 2018 to affected customers. The letter described the product, problem and action to be taken. The customers were instructed to do the following: *Based on our revised labeling, the assays identified in Table 1 should not be used for patients who are being treated with Asfotase Alfa. " For patients that are being treated with Asfotase Alfa, use an alternative test method that does not utilize alkaline phosphatase technology. " Inform all medical professionals that assays utilizing alkaline phosphatase-based technologies must not be used for patients receiving Asfotase Alfa treatment. Continue to use the assays listed in Table 1 for any patients who are not receiving Asfotase Alfa treatment. " Complete and return the attached Acknowledgement Form to Tosoh Bioscience, Inc., within 15-days of receiving this notification via Fax: 1-650-636-8651, Email: biorecallresponse@tosoh.com or Regular mail: 3600 Gantz Rd., Grove City, OH 43123. " Maintain this notification with your laboratory records and forward this information to others who may have received this product. " If you have obtained unexpected test results or received any complaints of illness or adverse events associated with the use of the products identified in the table above, contact Tosoh Technical Support 24 hours a day, seven days a week at (800) 248-6764. Should you have any questions regarding this medical device recall, please feel free to call (800) 248-6764 or email: bernadette.oconnell@tosoh.com. Monday - Friday, from 9:00 AM to 5:00 PM (PST).
Quantity
12361
Distribution
Worldwide Distribution: US (Nationwide) and countries of; Canada, Mexico, Columbia, Chile, Uruguay, Nicaragua, Argentina, Peru, Chile, Honduras. Equador, Caymen Islands, Panama, and Costa Rica.
Lot, serial or model codes
All Lot Codes
510(k) numbers
["K010796"]
PMA numbers
not on file
Product code
MOI
Firm FEI
3005529799
Firm city
Grove City
Firm state
OH
Firm country
not on file

Where this comes from

Register
FDA Medical Device Recalls (openFDA)
Publisher
U.S. Food and Drug Administration (openFDA)
File
device-recall-0001-of-0001.json.zip
sha256
b87518bfe2e8
Size
288210821 bytes
Published
2026-09-28
Read
2026-09-29T08:25:23.626Z
Source file
Source file retained · verify
Refresh due
2026-10-06

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Cite as

FDA Medical Device Recalls (openFDA) (U.S. Food and Drug Administration (openFDA)), device-recall-0001-of-0001.json.zip, sha256 b87518bfe2e8, published 2026-09-28

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