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FDA letters by review center

CBER FDA Letters

Browse FDA letters associated with CBER. This center-specific archive helps regulatory teams compare complete response and approval patterns across FDA review centers.

FDA regulatory letters with type, issue date, agency, product, and status
LetterTypeIssuedAgency / ProductStatus
Warning Letter Genzyme Ireland Limited (Jun 22, 2026)

FDA issued a warning letter to Genzyme Ireland Limited concerning CGMP/Deviations/Biologics License Application (BLA). Deterministic source-metadata screening identifies discussion of Manufacturing and CGMP controls. Topic matches are navigation aids, not a legal conclusion; review the exact FDA web letter and any later response or closeout.

WL

US FDA

CGMP/Deviations/Biologics License Application (BLA)

Open
Warning Letter Blue Horizon International, LLC (May 26, 2026)

FDA issued a warning letter to Blue Horizon International, LLC concerning Unapproved New Drugs/Unlicensed Biological Product Violations. No controlled compliance theme met the deterministic text-matching threshold; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Unapproved New Drugs/Unlicensed Biological Product Violations

Open
Warning Letter Estar Technologies Ltd (Apr 22, 2026)

FDA issued a warning letter to Estar Technologies Ltd concerning Investigational Device Exemptions (IDE)/Premarket Approval Application (PMA) Adulterated Device. Deterministic source-metadata screening identifies discussion of Unapproved products and premarket authorization. Topic matches are navigation aids, not a legal conclusion; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Investigational Device Exemptions (IDE)/Premarket Approval Application (PMA) Adulterated Device

Open
Warning Letter 4U Health (Mar 17, 2026)

FDA issued a warning letter to 4U Health concerning Premarket Approval/Adulterated. Deterministic full-text screening identifies discussion of Unapproved products and premarket authorization, Labeling, claims, and misbranding. Topic matches are navigation aids, not a legal conclusion; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Premarket Approval/Adulterated

Closed
Warning Letter Adnan Dahdul, MD (Mar 12, 2026)

FDA issued a warning letter to Adnan Dahdul, MD concerning Clinical Investigator/BIMO. Deterministic full-text screening identifies discussion of Clinical research and human-subject protections, Quality systems and CAPA, Data integrity and records. Topic matches are navigation aids, not a legal conclusion; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Clinical Investigator/BIMO

Open
Warning Letter Dynamic Stem Cell Therapy (Feb 11, 2026)

FDA issued a warning letter to Dynamic Stem Cell Therapy concerning Unapproved New Drugs/Unlicensed Biological Product Violations. No controlled compliance theme met the deterministic text-matching threshold; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Unapproved New Drugs/Unlicensed Biological Product Violations

Open
Warning Letter ProDx Health (Feb 10, 2026)

FDA issued a warning letter to ProDx Health concerning Investigational Device Exemptions (IDE)/Premarket Approval Application (PMA). Deterministic source-metadata screening identifies discussion of Unapproved products and premarket authorization. Topic matches are navigation aids, not a legal conclusion; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Investigational Device Exemptions (IDE)/Premarket Approval Application (PMA)

Open
Warning Letter Central Coast Multispecialty Medical Group, Inc. (Jan 29, 2026)

FDA issued a warning letter to Central Coast Multispecialty Medical Group, Inc. concerning Deviations/CFR/Regulations for Human Cells, Tissues & Cellular Products (HCT/Ps). No controlled compliance theme met the deterministic text-matching threshold; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Deviations/CFR/Regulations for Human Cells, Tissues & Cellular Products (HCT/Ps)

Open
Warning Letter Conceive Fertility Center (Jan 27, 2026)

FDA issued a warning letter to Conceive Fertility Center concerning Deviations/CFR/Regulations for Human Cells, Tissues & Cellular Products (HCT/Ps). Deterministic full-text screening identifies discussion of Laboratory controls and testing, Labeling, claims, and misbranding. Topic matches are navigation aids, not a legal conclusion; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Deviations/CFR/Regulations for Human Cells, Tissues & Cellular Products (HCT/Ps)

Open
Warning Letter Louisville Reproductive Center (Jan 23, 2026)

FDA issued a warning letter to Louisville Reproductive Center concerning Deviations/CFR/Regulations for Human Cells, Tissues & Cellular Products (HCT/Ps). No controlled compliance theme met the deterministic text-matching threshold; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Deviations/CFR/Regulations for Human Cells, Tissues & Cellular Products (HCT/Ps)

Open
Warning Letter Germaphobix (Jan 9, 2026)

FDA issued a warning letter to Germaphobix concerning Investigational Device Exemptions (IDE)/Premarket Approval Application (PMA). Deterministic source-metadata screening identifies discussion of Unapproved products and premarket authorization. Topic matches are navigation aids, not a legal conclusion; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Investigational Device Exemptions (IDE)/Premarket Approval Application (PMA)

Closed
Warning Letter Genovate (Jan 8, 2026)

FDA issued a warning letter to Genovate concerning Investigational Device Exemptions (IDE)/Premarket Approval Application (PMA). Deterministic source-metadata screening identifies discussion of Unapproved products and premarket authorization. Topic matches are navigation aids, not a legal conclusion; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Investigational Device Exemptions (IDE)/Premarket Approval Application (PMA)

Open
Warning Letter Genetrace (Jan 8, 2026)

FDA issued a warning letter to Genetrace concerning Investigational Device Exemptions (IDE)/Premarket Approval Application (PMA). Deterministic full-text screening identifies discussion of Unapproved products and premarket authorization, Labeling, claims, and misbranding. Topic matches are navigation aids, not a legal conclusion; review the exact FDA web letter and any later response or closeout.

WL

US FDA

Investigational Device Exemptions (IDE)/Premarket Approval Application (PMA)

Open
Complete Response Letter Immedica Pharma AB (Aug 6, 2025)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Clinical efficacy and substantial evidence. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

LOARGYS

Open
Complete Response Letter Accord BioPharma, Inc. (Aug 5, 2025)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance, Chemistry, manufacturing, and controls. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

ENNUMO

Open
Complete Response Letter Teva Pharmaceuticals, Inc. (Jul 30, 2025)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

PONLIMSI

Open
Complete Response Letter Regeneron Pharmaceuticals, Inc. (Jul 30, 2025)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Replimune, Inc. (Jul 21, 2025)

FDA's complete response letter contains source-text evidence related to Clinical efficacy and substantial evidence. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

vusolimogene oderparepvec

Open
Complete Response Letter Capricor, Inc. (Jul 9, 2025)

FDA's complete response letter contains source-text evidence related to Clinical efficacy and substantial evidence, Statistical analysis, Chemistry, manufacturing, and controls. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

deramiocel

Open
Complete Response Letter Ultragenyx Pharmaceutical Inc. (Jul 7, 2025)

FDA's complete response letter contains source-text evidence related to Chemistry, manufacturing, and controls. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

rebisufligene etisparvovec

Open
Complete Response Letter Accord BioPharma Inc. (Jun 26, 2025)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance, Chemistry, manufacturing, and controls. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

FILKRI

Open
Complete Response Letter CELLTRION, Inc. (Mar 26, 2025)

FDA's complete response letter contains source-text evidence related to Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

EYDENZELT

Open
Complete Response Letter Jiangsu Hengrui Pharmaceuticals Co., Ltd (Mar 20, 2025)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Accord BioPharma Inc. (Mar 13, 2025)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

OSVYRTI / JUBEREQ

Open
Complete Response Letter Seikagaku Corporation (Mar 11, 2025)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter SFJ Pharmaceuticals, Inc. (Jan 31, 2025)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Atara Biotherapeutics, Inc. (Jan 15, 2025)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Chemistry, manufacturing, and controls. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

tabelecleucel

Open
Complete Response Letter Tanvex BioPharma USA, Inc. (Jan 3, 2025)

FDA's complete response letter contains source-text evidence related to Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Janssen Biotech, Inc. (Dec 13, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

RYBREVANT FASPRO

Open
Complete Response Letter Sandoz Inc. (Dec 5, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Lupin Limited (Biotech Division) (Nov 14, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

ARMLUPEG

Open
Complete Response Letter Accord BioPharma Inc. (Oct 29, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

ENNUMO

Open
Complete Response Letter Novo Nordisk Inc. (Jul 10, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance, Clinical efficacy and substantial evidence, Chemistry, manufacturing, and controls. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

AWIQLI FLEXTOUCH

Open
Complete Response Letter CELLTRION, Inc. (Jun 27, 2024)

FDA's complete response letter contains source-text evidence related to Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

EYDENZELT

Open
Complete Response Letter Daiichi Sankyo, Inc. (Jun 26, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Rocket Pharmaceuticals, Inc. (Jun 14, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Chemistry, manufacturing, and controls. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

marnetegragene autotemcel

Open
Complete Response Letter Jiangsu Hengrui Pharmaceuticals Co., Ltd. (May 16, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Dr. Reddy’s Laboratories SA (Apr 19, 2024)

FDA's complete response letter contains source-text evidence related to Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Xbrane Biopharma AB (Apr 19, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Gan & Lee Pharmaceuticals (Apr 12, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Accord BioPharma Inc. (Apr 5, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

ENNUMO

Open
Complete Response Letter Gan & Lee Pharmaceuticals (Mar 26, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Facility inspection and CGMP compliance. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Regeneron Pharmaceuticals, Inc. (Mar 22, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Safety and adverse events, Clinical efficacy and substantial evidence. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open
Complete Response Letter Regeneron Pharmaceuticals, Inc. (Mar 22, 2024)

FDA's complete response letter contains source-text evidence related to Labeling, packaging, and proprietary name, Clinical efficacy and substantial evidence. Theme counts identify where the letter discusses a topic; they do not replace review of the exact redacted letter.

CRL

US FDA

Unknown

Open