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FDAFDA · Food and drugs·Recall number Z-0259-2025

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

Published November 6, 2024 · Recall initiated: August 23, 2024

Status when published: Ongoing — openFDA updates weekly, so this field may not reflect the current status. Always confirm with the official notice.

What's the hazard

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.

What to do

Voluntary: Firm initiated · Letter

Recall details

Manufacturer
Princeton Biomeditech Corp
Distributor
US Distribution to MO only.
Lot
UDI-DI: 00742860100208 Lot Number: 563L13
Risk classification
Class II
Area (FDA)
device
Country
United States

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