Warning letter · FDA Warning Letters

Center For Immunology Science, LLC: FDA Warning Letter 719933 (Jan 13, 2026)

Agency action: Jan 13, 2026Record ID: fda_warning_-1f506bed5b5f2744
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What happened

Original notice title

Center For Immunology Science, LLC MARCS-CMS 719933, January 13, 2026

From the archived source record

The Center for Immunology Science’s failure to submit, and to have in effect, an IND before initiating Protocol CISMX-001 with an investigational drug raises significant concerns about the safety and welfare of enrolled subjects, and raises concerns about the validity and integrity of data collected during the conduct of this clinical investigation. Within 15 business days of your receipt of this letter, you should notify this office in writing of the actions you have taken to prevent similar violations in the future. Failure to address this matter adequately may lead to regulatory action. Should you have any questions or concerns regarding this letter or the inspection, please email FDA at CDER-OSI-Communications@fda.hhs.gov.

What the official notice says to do

Check the original notice for the instructions that apply to the named product, company, and affected lots.

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Status and source details

Status recorded in the archive
No closeout listed in FDA table
Source checked
Jul 16, 2026
Record revision
b8fa762fd159

This is a dated record. Its current status may have changed since the source was captured. A record applies to its stated scope; it is not a safety rating for every product from a company.

Sources, dates, and coverage →

What is affected

Product
Sponsor/Investigator
Company
Center For Immunology Science, LLC
Lot / identifier
The source does not specify this field.
Market / distribution
The source does not specify this field.