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FDA recall, , Low risk

Greer Laboratories Sterile Diluent for Allergenic Extract

Sterile Diluent for Allergenic Extract, Normal Saline has a lower than expected phenol level.

Greer Laboratories began this recall on Apr 14, 2026. FDA posted it on Oct 28, 2026; it is still open.

What happened

Greer Laboratories, Inc., of Lenoir, North Carolina, is voluntarily recalling Sterile Diluent for Allergenic Extract, Normal Saline, Item No. SD2507001, because an out of specification (OOS) phenol level, lower than expected, was identified during routine stability testing. The recall was initiated on April 14, 2026, and was added to the FDA's Enforcement Report on October 28, 2026.

The recall affects 3,500 vials distributed nationwide in the US, including Oregon, Pennsylvania, Tennessee, Mississippi, Wisconsin, South Carolina, North Dakota, Texas, and New Hampshire. Customers were notified by letter.

What to do

Allergenic extracts are used by allergists and other doctors for allergy skin tests and allergy shots. If you had allergy testing or get allergy shots, ask the office that treats you whether this product was used. If they contact you, follow their advice.

What was recalled

Allergists' offices and clinics match these details against their records.

  1. Sterile Diluent for Allergenic Extract, Normal Saline

    Item number
    • SD2507001

Recall details

Posted by FDA
Recall began
Status
Open
Distributed to

Nationwide in US: OR, PA, TN, MS, WI, MS, TN, SC, ND, TX, NH.

Recalled by
Greer Laboratories, Inc.Lenoir, North Carolina
Risk

Low risk

Its use is unlikely to cause health problems.

FDA Class III recall · How risk is rated

FDA event number
99054
Recall number
B-0020-2027
Quantity recalled
3,500 vials
Recall type
Voluntary: Firm initiated
How the company first told customers
Letter

All recalls from Greer Laboratories, Inc.

Timeline

FDA's Enforcement Report is its public list of recalls; FDA posts a recall by adding it there.

  1. Greer Laboratories began the recall

  2. FDA posted the recall to its Enforcement Report and rated it Class III (low risk)

  3. Added to Recall Canary

  4. Summary updated

Summary by Recall Canary, written with AI · summary updated Oct 31, 2026 · primary source: U.S. Food and Drug Administration (opens in a new tab)