PlainRecalls
ModerateClass IIOngoing

FDA Devices recall · Reported November 6, 2024

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

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 fa…

Recall #
Z-0259-2025
Affected scope
1,860 kits (50,220 test devices)
Initiated
August 23, 2024
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Princeton Biomeditech Corp recalled Osom Ultra hCG Combo Test- IVD immunoassay for the qualitative detection of human chorion… - a moderate-severity action.

Osom Ultra hCG Combo Test- IVD immunoassay for the qualitative detection of human chorion… was recalled by Princeton Biomeditech Corp in November 6, 2024. Reason: This recall was initiated due to customer complaints of false negative of hCG test results when running patie…. Check the official notice for the remedy. Verify recall #Z-0259-2025 with the FDA Devices before acting.

The recall

Princeton Biomeditech Corp issued this moderate-severity FDA Devices recall-This recall was initiated due to customer complaints of false negative of hCG test results when running patie….

Moderate
severity level
Class II
classification
November 6, 2024
reported

Sourced from official FDA Devices enforcement records. Verify recall #Z-0259-2025 with the agency before acting. Full product description, hazard, remedy, and related recalls are below.

Recall Insight

This recall's affected scope, documented in the Recall Profile below, stays within a single-region or limited-distribution footprint. Distribution scope (see Distribution below) directly affects the consumer exposure window and determines whether a recall remains regional or escalates into a nationwide advisory.

Within the same product category the archive holds 6 closely related recalls, 6 from FDA Devices - clustering in a narrow category often points to a systemic quality-control or supplier issue rather than a one-off defect. Always verify the recall number against the official agency record before acting.

Medical Devices recalls over time

Where this recall sits in its category - 41,021 medical devices recalls on record

01,0002,0003,0004,000 20052008201120142017202020232026 1,947
Severity1906864652High severity (most serious)Moderate severityLow severity
Where this agency-classified recall sits among FDA Class I/II/III notices

Of 88,244 recalls with an agency hazard classification, 19,068 are high severity, 64,652 moderate, and 4,524 low. A further 16,179 CPSC/NHTSA recalls have no agency class and are excluded from this split. This recall is classified moderate severity.

Counts reflect market size and reporting activity, not inherent danger, we do not rank products by risk from raw recall volume.

Product description

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

Reason for recall

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.

Recall Profile

Structured summary of the FDA Devices recall record
Attribute Value
Agency U.S. Food and Drug Administration
Severity class Moderate (Class II)
Status Ongoing
Recall number Z-0259-2025
Date reported November 6, 2024
Date initiated August 23, 2024
Recalling firm Princeton Biomeditech Corp
Firm location Monmouth Junction, NJ
Affected scope 1,860 kits (50,220 test devices)
Distribution US Distribution to MO only.

Profile values are sourced directly from the official FDA Devices enforcement record. Source: U.S. Food and Drug Administration.

What to do with this recall

Match your product against the recall record, then act on the agency remedy.

  • Check the recall number (Z-0259-2025) and product description against the item you own. Search the archive
  • Confirm the current status with FDA Devices before acting, recall details can be updated.
  • Follow the documented remedy (refund, replacement, repair, or disposal) rather than general advice. What to do next

This page summarizes the official FDA Devices record for research and awareness; it is not legal, medical, or safety advice. Verify with the issuing agency before acting.

Frequently Asked Questions

What product was recalled?
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. Recalled by Princeton Biomeditech Corp. Units affected: 1,860 kits (50,220 test devices).
Why was this product recalled?
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.
Which agency issued this recall?
This recall was issued by the FDA Devices on November 6, 2024. Severity: Moderate. Recall number: Z-0259-2025.
Where was the recalled product distributed?
Distribution: US Distribution to MO only..
Should I stop using a recalled medication or medical device?
Do not stop using a recalled medication or device without consulting your healthcare provider first, as abruptly discontinuing treatment could pose its own health risks. Your doctor can advise on alternatives or whether the recall applies to your specific product lot. Check the recall number and lot information against your product packaging.

Nationwide recalls with similar severity or category timing

Drug and device notices outside this firm and state, matched by severity timing and product category.

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This recall: FDA Devices, reported November 6, 2024. Severity classes follow each agency's own taxonomy; related-recall context is computed across the full archive.

Methodology · Corrections · Archive as of August 2026