Niacin Extended-release Tablets, 1,000 mg recall — Lannett Company Inc. (Class II)

Lannett Company Inc. is recorded by the U.S. Food and Drug Administration (FDA) as recalling Niacin Extended-release Tablets, 1,000 mg — a Class II recall, initiated 2026-05-27 and posted to the FDA enforcement report on 2026-06-10, under recall number D-0584-2026. Status Ongoing, with no termination date on the record. The reason the FDA record carries is, verbatim: “Failed Dissolution Specifications: during 12M LT stability testing OOS low for Stage 3 dissolution at the 24-hour timepoint.”. From the product description, the form is extended-release tablets, the strength given is 1,000 mg, the package is described as 90-count bottles and it is marked Rx only. 1 National Drug Code number is printed in the record: 62175-322-46. Distribution is recorded as “Nationwide within the United States” — Nationwide (US), with the recalling firm on record in IN, United States. It is the only recall number the FDA has filed under event ID 99107. Values are reproduced from the linked openFDA report; regulatory information, not medical advice.

Regulatory snapshot

Recall number D-0584-2026
FDA event ID 99107
Classification Class II (intermediate regulatory tier)
Status Ongoing
Recalling firm Lannett Company Inc.
Recall initiated 2026-05-27
Reported by FDA 2026-06-10
Report lag 14 days from initiation to report
Distribution Nationwide within the United States — Nationwide (US)
Firm location on record IN, United States
Product description (source) Niacin Extended-release Tablets, USP, 1,000 mg, 90-count bottles, Rx Only, Distributed by: Lannett Company, Inc., Philadelphia, PA 19136, NDC 62175-322-46.

Reason reported by FDA

Failed Dissolution Specifications: during 12M LT stability testing OOS low for Stage 3 dissolution at the 24-hour timepoint.

18 words from the enforcement report field reason_for_recall, reproduced without edit — the firm's own wording, not an assessment.

Product identifiers in this record

6 identifying values matched by exact pattern in the 20-word product description above; each is a literal substring of it.

Product named Niacin Extended-release Tablets
Form Extended-Release Tablets
Strength 1,000 mg
Package 90-count bottles
NDC 62175-322-46
Marketing category Rx only
Distributed by Lannett Company, Inc.

Other indexed recalls from Lannett Company Inc.

3 indexed records name Lannett Company Inc. as the recalling firm, across 3 FDA events, reported 2026-05-27 to 2026-07-08. A coverage-limited activity count over the ingested window, not a quality rating.

Recall recordRecall numberFDA tierStrength / formReported
Dextroamphetamine Saccharate, 5 mgD-0660-2026Class II5 mg · Extended-Release Capsules2026-07-08
Primidone Tablets USP, 250mgD-0533-2026Class III250mg · Tablets2026-05-27

Reported in the same month (2026-06)

74 enforcement reports carry a report date in 2026-06; these 8 are the Class II ones nearest this record.

Recall recordRecall numberRecalling firmFDA tierReported
Lidocaine HCl Injection USPD-0554-2026Spectra Medical Devices, LLCClass II2026-06-10
Duloxetine DR Capsules, 30 mgD-0555-2026Asclemed Usa Inc.Class II2026-06-10
Amlodipine and Olmesartan Medoxomil Tablets, 5mg/40mgD-0556-2026Ascend Laboratories, LLCClass II2026-06-10
KIRKLAND Signature, 1000 mgD-0557-2026Guardian Drug Co. Inc.Class II2026-06-10
HALEON CALCIUM CARBONATE TUMS ANTACID, 1000 mgD-0558-2026Guardian Drug Co. Inc.Class II2026-06-10
HALEON CALCIUM CARBONATE TUMS ANTACID, 750 mgD-0559-2026Guardian Drug Co. Inc.Class II2026-06-10
Good Neighbor Pharmacy, 750 mgD-0560-2026Guardian Drug Co. Inc.Class II2026-06-10
Good Neighbor Pharmacy, 1000 mgD-0561-2026Guardian Drug Co. Inc.Class II2026-06-10

Nearest Class II recalls by date

213 of 250 indexed records share the Class II tier; the 6 nearest to 2026-06-10 by report date are listed here.

Recall recordRecall numberRecalling firmStrength / formReported
Extra strength Antacid Calcium Carbonate 750 mgD-0562-2026Guardian Drug Co. Inc.750 mg · Chewable Tablets2026-06-10
24/7 life BY 7-ELEVEND-0563-2026Guardian Drug Co. Inc.7 l · Chewable Tablets2026-06-10
MARKET BASKET ANTACID Calcium Carbonate 1000 mgD-0564-2026Guardian Drug Co. Inc.1000 mg · Tablets2026-06-10
CAREone, 750 mgD-0565-2026Guardian Drug Co. Inc.750 mg · Chewable Tablets2026-06-10
CAREone, 1000 mgD-0566-2026Guardian Drug Co. Inc.1000 mg · Chewable Tablets2026-06-10
DISCOUNT drug mart, 750 mgD-0567-2026Guardian Drug Co. Inc.750 mg · Tablets2026-06-10

Reading this record

Class II is the FDA's own severity tier for the recall action — 213 of the 250 indexed records carry it — and it describes the agency's assessment of the action, not a risk statement about any individual. Match a package against 62175-322-46 at the FDA source to confirm it is covered.

Namespace context: the Class II index (213 records) and the recall hub (250 records, 118 FDA events); Lannett Company Inc. (6 indexed records) aggregates this firm across datasets.

Coverage and limits of this record

This page reflects the openFDA enforcement report for D-0584-2026 as ingested on 2026-08-22, which can lag the live FDA record and omits detail held only in primary documents. It offers no clinical assessment, no advice about whether to use any product, and no substitute. For any health question consult a qualified healthcare professional.

Source & provenance

Official source
https://api.fda.gov/drug/enforcement.json?search=recall_number:%22D-0584-2026%22
Source dataset
openFDA Drug Enforcement API
Publication date
2026-06-10
Ingested
2026-08-22
Record hash
2a584f871963dc31

Verify every value against the official FDA source above. This site links to the regulator's record rather than replacing it.