Osom Ultra hCG Test (Princeton Biomeditech) – False Negative Risk (2024)
False negative pregnancy test results can potentially delay critical medical decisions.
This AI-generated summary is provided for general informational purposes only and is derived from publicly available recall notices. It supplements but does not replace official agency classifications or safety instructions.
Check Your Product
According to the U.S. Food and Drug Administration (FDA)
Product
Osom Ultra hCG Combo Test- IVD immunoassay for the qualitative detection of human chorionic gonadotropin (hCG) in serum or urine for the early confirmation of pregnancy. Model/Catalog Number: 1004
Brand
Princeton Biomeditech Corp
Lot Codes / Batch Numbers
UDI-DI: 00742860100208 Lot Number: 563L13
Products Sold
UDI-DI: 00742860100208 Lot Number: 563L13
Princeton Biomeditech Corp is recalling Osom Ultra hCG Combo Test- IVD immunoassay for the qualitative detection of human chorionic gonadotr due to This recall was initiated due to customer complaints of false negative of hCG test results when running patient urine samples. Use of the above listed. Based on FDA medical device recall database.
Summary derived from FDA notice
Reason for Recall
As stated by FDA
This recall was initiated due to customer complaints of false negative of hCG test results when running patient urine samples. Use of the above listed product lot may result in false negative results. An end user reported that the OSOM Ultra hCG Combo Test, lot 563L13, produced false negative test results from 2 patient urine samples as confirmed by quantitative hCG and ultrasound. During further root cause testing and investigation, an additional 6 devices were found to produce false negative test results from hCG positive samples.
Recommended Action
Per FDA guidance
PBM notified the Distributor Sekisui Diagnostics on 8/23/24 via email. The sent an "URGENT PRODUCT RECALL NOTICE" dated 8/30/24 to customers. Sekisui Diagnostics issued a recall notice on 9/6/24 to its customers. PBM Letter states reason for recall, health risk and action to take: Stop distribution or use of OSOM Ultra hCG Combo Test lot 563L13. " If you have further distributed this product, please identify your customers, and notify them at once of this product recall. This recall should be carried out to the user level. Your notification to your customers may be enhanced by including a copy of this recall notification letter. " Quarantine and return any kits from the listed lots, (1) currently in your inventory, and (2) returned from your customers. " Indicate the quantity returned on the attached CONFIRMATION OF NOTIFICATION form, and follow the instructions to complete, even if you do not have any affected product remaining in your inventory. Complete, sign and return the CONFIRMATION OF NOTIFICATION form to the email provided by the date indicated on the form. Please note replacement product equivalent to the quantity of products you returned from the affected lot will be processed once the CONFIRMATION OF NOTIFICATION form has been received. If you have any questions, call PBM Technical Services at Tel 1-732-274-1000 or E-mail .
Verify this information on the official source
For complete details and official instructions, check the U.S. Food and Drug Administration (FDA) directly.
View official FDA recall noticeDistribution
As reported by FDA
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Page updated: Jan 10, 2026