Key facts
| Recalling firm | American Regent, Inc. |
|---|---|
| Manufacturer | American Regent, Inc. |
| Brand name | ACETYLCYSTEINE |
| Product description | ACETYLCYSTEINE SOLUTION, USP, 10% (100 mg/mL), packaged in a) 4 mL Vial NOT FOR INJECTION (NDC 0517-7504-01), and b) 25x4 mL Vials NOT FOR INJECTION (NDC 0517-7504-25), Rx Only, AMERICAN REGENT, INC., SHIRLEY, NY 11967. |
| Classification | Class II |
| Recall number | D-0796-2026 |
| Report date | Not disclosed in the FDA record. |
| Status | Ongoing |
| Reason for recall | Presence of Particulate Matter: Product contaminated with particulate matter identified as hair, glass and/or paraformaldehyde |
What consumers should do
Facilities, clinicians, and consumers holding an affected unit or lot of ACETYLCYSTEINE SOLUTION, USP, 10% (100 mg/mL), packaged in a) 4 mL Vial NOT FOR INJECTION (NDC 0517-7504-01), and b) 25x4 mL Vials NOT FOR INJECTION (NDC 0517-7504-25), Rx Only, AMERICAN REGENT, INC., SHIRLEY, NY 11967. should stop using it for the purpose described in the recall notice and hold remaining stock pending instructions from American Regent, Inc.. FDA recall records typically direct the recalling firm to notify known accounts directly with a recall letter describing the specific corrective action -- replacement, field correction, refund, or return. Anyone who received the product through a distributor rather than directly from American Regent, Inc. should confirm with their supplier whether their specific lot or unit is on the affected list, since recall notices are lot- or unit-specific and not every unit of a product line is necessarily included. Questions about a specific unit's status should go to American Regent, Inc. directly or to the distributor that supplied it; Argus HQ is a public-record aggregator, not the recalling firm, and cannot confirm individual unit status.
What this classification means
A Class II recall is FDA’s middle classification. FDA assigns Class II when use of, or exposure to, the recalled product may cause temporary or medically reversible adverse health consequences, or where the probability of serious adverse health consequences is remote. FDA still requires the recalling firm to notify affected accounts and submit status reports on the correction, though the monitoring intensity is lower than for a Class I recall. FDA's Center for Devices and Radiological Health (for devices) or Center for Drug Evaluation and Research (for drugs) reviews the classification and can require additional corrective action if the initial response is judged insufficient. Because this record is filed as Class II, professionals and consumers handling an affected lot should treat FDA's own classification -- not this page's summary of it -- as the authoritative risk signal. A Class I recall is FDA’s most serious classification. FDA assigns Class I when there is a reasonable probability that use of, or exposure to, the recalled product will cause serious adverse health consequences or death. This classification does not mean harm has already occurred in every case -- it reflects FDA’s assessment of the realistic worst-case risk profile of the defect described in the recall, based on the reason for recall reported by the firm. Class I recalls receive the closest FDA monitoring of the three classes: the recalling firm typically must submit a recall strategy, periodic status reports, and effectiveness checks confirming that the affected lots have actually been removed from distribution or corrected in the field.
American Regent, Inc.’s FDA history
Argus HQ has recorded 14 total FDA actions tied to American Regent, Inc.: 0 warning letters, 13 recalls, 0 approval records, and 1 Form 483 inspection citation.
Frequently asked questions
- Who should I contact about this recall?
- Contact American Regent, Inc. directly, or the distributor/pharmacy that supplied the product, to confirm whether your specific lot or unit is affected. Argus HQ aggregates the public FDA recall record and is not the recalling firm.
- Has American Regent, Inc. had other FDA recalls or enforcement actions?
- Yes. Argus HQ has recorded 14 total FDA actions tied to American Regent, Inc., including 13 recalls and 0 warning letters.
- What is the FDA recall number for this event?
- FDA recall number D-0796-2026.
- What is the current status of this recall?
- Status as recorded by FDA: Ongoing.
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Related enforcement actions
Full FDA history for American Regent, Inc.- Recall: American Regent, Inc. — Class I recall: Papaverine HCl Injection, USP, 60 mg/2 mL (30 mg/mL), packaged in a) 2mL Single-… →
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- Recall: American Regent, Inc. — Class II recall: AMINAOCAPROIC ACID INJECTION, USP, 250 mg/mL (5 g/20 mL), packaged in a) 20 mL M… →
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- Recall: American Regent, Inc. — Class II recall: ACETYLCYSTEINE SOLUTION, USP, 20% (200 mg/mL), packaged in a) 4 mL Vial NOT FOR… →
- Recall: American Regent, Inc. — Class II recall: Multrys (Trace Elements Injection 4, USP), For intravenous infusion, packaged in… →
- Recall: American Regent, Inc. — Class II recall: Tralement (trace elements injection 4*, USP), packaged in a) 1mL Single Dose via… →
- Recall: American Regent, Inc. — Class II recall: niCARdipine Hydrochloride Injection, USP, 25 mg/10mL (2.5 mg/mL), packaged in a)… →
Compiled by Argus HQ Research from FDA primary sources · Reviewed by Andy Gaber, Founder
Cite this record
Reusing this data in reporting or research? Here’s a ready-made citation.
Argus HQ Research (2026). FDA Class II Recall: ACETYLCYSTEINE by American Regent, Inc.. Digital Empire Holdings LLC. Retrieved from https://argushq.ai/recall/american-regent-d-0796-2026-2026-08-26
"FDA Class II Recall: ACETYLCYSTEINE by American Regent, Inc.." Argus HQ Research, Digital Empire Holdings LLC, 2026, argushq.ai/recall/american-regent-d-0796-2026-2026-08-26.
Argus HQ Research. "FDA Class II Recall: ACETYLCYSTEINE by American Regent, Inc.." Digital Empire Holdings LLC. Accessed September 8, 2026. https://argushq.ai/recall/american-regent-d-0796-2026-2026-08-26.
@misc{argushq_argushq_ai_recall_american_regent_d_0796_2026_2026_08_26_2026,
title = {FDA Class II Recall: ACETYLCYSTEINE by American Regent, Inc.},
author = {{Argus HQ Research}},
year = {2026},
publisher = {Digital Empire Holdings LLC},
url = {https://argushq.ai/recall/american-regent-d-0796-2026-2026-08-26},
note = {Accessed: September 8, 2026}
}Source: FDA.gov — Recalls ↗

