Warning letter

Signature Biologics, LLC: warning letter of Sep 18, 2023

FDA warning letter 631039 · Division of Biological Products Operations II

Key facts

Reference number 631039
Company Signature Biologics, LLC
Subject Deviations/CFR/Regulations for Human Cells, Tissues & Cellular Products (HCT/Ps)
Issue date Sep 18, 2023
Posted date Sep 29, 2023
Issuing office Division of Biological Products Operations II
Product type Biologics
CFR sections cited 1271.15, 312, 211.42(c)(10)(iv), 211.42(c)(10)(v), 211.100(a), 211.113(b), 211.160(b), 211.166(a), 211.167(a), 1271, 1271.3(f)(1), 1271.10(a) and 3 more
Inspection city Irving
Inspection ZIP 75063
Inspection start date Dec 1, 2021
Letter on fda.gov fda.gov

At a glance

  • 10–99 CFR sections cited
  • OAI Linked inspection classification
  • Yes Form FDA 483 issued

Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.

About FDA warning letters

FDA warning letters notify a firm of significant regulatory violations found during an inspection or review and request prompt corrective action.

Source: U.S. Food and Drug Administration (FDA), Warning Letters · Source date:

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