Warning letterPosted October 6, 2026

FDA warning letter to DesBio/Deseret Biologicals, Inc.

Unapproved New Drugs

FDA's record ↗

FDA posted a warning letter to DesBio/Deseret Biologicals, Inc. on October 6, 2026; the letter is dated October 1, 2026. Subject: Unapproved New Drugs. Issuing office: Center for Drug Evaluation and Research (CDER).

On the record

Company
DesBio/Deseret Biologicals, Inc.
Subject
Unapproved New Drugs
Issuing office
Center for Drug Evaluation and Research (CDER)
Letter dated
2026-10-01
Posted by FDA
2026-10-06
Source
FDA warning letters ↗

CFR cited

The record cites 1 section of 21 CFR Part 201.

The full record

An account shows the violations FDA described and each CFR section it cited.

What a warning letter is

A warning letter is FDA's notice to a company that it found significant violations of federal requirements. FDA asks for a written response, normally within 15 working days. The letter is advisory: it states the agency's position and is not a final agency action.

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