Transparency · openFDA

Complete response letters

FDA's letters telling drug and biologic applicants why an application was not approved as submitted. 458 records; openFDA updated it 2026-10-05. About this dataset

Newest records

Later approved?
  • Approved309
  • Unapproved149
  • Ocuvex Therapeutics, Inc. · NDA 217363

    yy U.S. FOOD & DRUG ADMINISTRATION NDA 217363 COMPLETE RESPONSE Ocuvex Therapeutics, Inc. Attention: Anthony Amato Chief Executive Officer 1 Bridge Plaza, Second Floor Fort Lee, NJ 07024 Dear Anthony…

    COMPLETE RESPONSEUnapproved
  • Swedish Orphan Biovitrum AB (publ) · BLA 761438

    g U.S. FOOD & DRUG x ADMINISTRATION BLA 761438 COMPLETE RESPONSE Swedish Orphan Biovitrum AB (publ) Attention: Bao Le US Regulatory Lead, Immunology 77 4th Avenue, 3 Floor Waltham, MA 02451 Dear Bao…

    COMPLETE RESPONSEUnapproved
  • ITM Solucin GmbH · NDA 218705

    g U.S. FOOD & DRUG Naty ADMINISTRATION NDA 218705 COMPLETE RESPONSE ITM Solucin GmbH c/o Lumara Bio USA Inc. Attention: Tinya Sow, MHA US Agent, Director - US, Regulatory Lead 5 Vaughn Drive, Suite 3…

    COMPLETE RESPONSEUnapproved
  • Cingulate Therapeutics, LLC · NDA 220283

    g U.S. FOOD & DRUG Naty ADMINISTRATION NDA 220283 COMPLETE RESPONSE Cingulate Therapeutics, LLC Attention: Kelly R. Koehn Vice President, Clinical and Regulatory Operations 1901 W. 47" Place Westwood…

    COMPLETE RESPONSEUnapproved
  • Disc Medicine, Inc. · NDA 220707

    PN U.S. FOOD & DRUG ADMINISTRATION NDA 220707 COMPLETE RESPONSE Disc Medicine, Inc. Attention: Steve Caffé, MD Chief Regulatory Officer 321 Arsenal Street, Suite 101 Watertown, MA 02472 Dear Dr. Caff…

    COMPLETE RESPONSEUnapproved
  • Fresenius Kabi USA, LLC · NDA 214610

    U.S. FOOD & DRUG Sy ADMINISTRATION NDA 214610 COMPLETE RESPONSE Fresenius Kabi USA, LLC Attention: Jennifer Gross, M.S. Senior Regulatory Affairs Associate Three Corporate Drive Lake Zurich, IL 60047…

    COMPLETE RESPONSEUnapproved
  • REGENXBIO, Inc. · BL 125840

    g YN U.S. FOOD & DRUG ADMINISTRATION Our STN: BL 125840/0 COMPLETE RESPONSE February 7, 2026 REGENXBIO, Inc. Attention: Steve Pakola, MD 9804 Medical Center Drive Rockville, MD 20850 Dear Dr. Pakola:…

    COMPLETE RESPONSEUnapproved
  • Replimune, Inc. · BL 125827

    i Lk Fy" U.S. FOOD & DRUG ADMINISTRATION Our STN: BL 125827 COMPLETE RESPONSE APRIL 10, 2026 Replimune, Inc. Attention: Kari Jeschke 500 Unicorn Park Drive Woburn, MA 01801 Dear Kari Jeschke: Please…

    COMPLETE RESPONSEUnapproved
  • Xspray Pharma AB · NDA 217644

    yy U.S. FOOD & DRUG ADMINISTRATION NDA 217644 COMPLETE RESPONSE Xspray Pharma AB c/o Lachman Consultant Services, Inc. Attention: Jennifer Leaming Principal Consultant 1600 Stewart Avenue, Suite 604…

    COMPLETE RESPONSEUnapproved
  • Ipsen Biopharm Ltd. · BLA 761311

    nN U.S. FOOD & DRUG ADMINISTRATION BLA 761311 COMPLETE RESPONSE Ipsen Biopharm Ltd. C/O Galderma Research and Development, Inc. Attention: Chase Edwards Director, Regulatory Affairs 2001 Ross Ave Sui…

    COMPLETE RESPONSEUnapproved
  • Elevar Therapeutics Inc. · NDA 216586

    i Lk YN U.S. FOOD & DRUG ADMINISTRATION NDA 216586 COMPLETE RESPONSE Elevar Therapeutics Inc. ATTENTION: Young-Sil (Anna) Yim Executive Director, Regulatory Affairs: 1 Bridge Plaza North, Suite 850 F…

    COMPLETE RESPONSEUnapproved
  • Corcept Therapeutics · NDA 219398

    IN U.S. FOOD & DRUG ADMINISTRATION NDA 219398 CORRECTED COMPLETE RESPONSE Corcept Therapeutics Attention: Christopher Golis Vice President, Quality Assurance & Regulatory Affairs 101 Redwood Shores P…

    COMPLETE RESPONSEUnapproved
  • Biogen, Inc. · NDA 209531/S-016

    BN U.S. FOOD & DRUG ADMINISTRATION NDA 209531/S-016 COMPLETE RESPONSE Biogen, Inc. Attention: Charlene Wheeler, MSHS Director, Global Regulatory Sciences 225 Binney Street Cambridge, MA 02142 Dear Ch…

    COMPLETE RESPONSEUnapproved
  • Biohaven Therapeutics, Ltd. · NDA 210862

    ADMINISTRATION ¢ Fy U.S. FOOD & DRUG NDA 210862 COMPLETE RESPONSE Biohaven Therapeutics, Ltd. c/o Biohaven Pharmaceuticals, Inc. Attention: Marianne Frost, MA Senior VP, Regulatory Affairs and Operat…

    COMPLETE RESPONSEUnapproved
  • Accord Healthcare Inc. · NDA 216987

    ADMINISTRATION i Lk YN U.S. FOOD & DRUG NDA 216987 COMPLETE RESPONSE Accord Healthcare Inc. Attention: Sabita Nair, RAC, ASQ-CPGP Vice President-Regulatory Affairs 8041 Arco Corporate Drive, Suite 20…

    COMPLETE RESPONSEUnapprovedCenter for Drug Evaluation and Research
  • Telix Pharmaceuticals (US) Inc. · NDA 218592

    ADMINISTRATION ¢ YN U.S. FOOD & DRUG NDA 218592 COMPLETE RESPONSE Telix Pharmaceuticals (US) Inc. Attention: Lara Haddad RPh, RAC Manager, Global Regulatory Affairs 11700 Exit 5 Pkwy Suite 200 Fisher…

    COMPLETE RESPONSEUnapproved
  • PTC Therapeutics, Inc. · NDA 220049

    ADMINISTRATION ¢ YN U.S. FOOD & DRUG NDA 220049 COMPLETE RESPONSE PTC Therapeutics, Inc. Attention: Aparna Geddam, MS Director, Global Regulatory Strategy 500 Warren Corporate Center Drive Warren, NJ…

    COMPLETE RESPONSEUnapproved
  • Stealth BioTherapeutics Inc. · NDA 215244

    i Lk YN U.S. FOOD & DRUG ADMINISTRATION NDA 215244 COMPLETE RESPONSE Stealth BioTherapeutics Inc. Attention: Jim Carr Chief Clinical Development Officer 123 Highland Avenue, Suite 201 Needham, MA 024…

    COMPLETE RESPONSEUnapproved
  • Elevar Therapeutics, Inc. · NDA 216586

    ind U.S. FOOD & DRUG ADMINISTRATION q NDA 216586 COMPLETE RESPONSE Elevar Therapeutics, Inc. Attention: Young-Sil (Anna) Yim Senior Director, Regulatory Affairs One Bridge Plaza, Suite 850 Fort Lee,…

    COMPLETE RESPONSEUnapproved
  • Hospira, Inc. · NDA 219112

    a g PN U.S. FOOD & DRUG ADMINISTRATION NDA 219112 COMPLETE RESPONSE Hospira, Inc. Attention: Arman Nolledo Regulatory Affairs Manager 275 N Field Dr, D-389 BLDG H2 Lake Forest, IL 60045 Dear Arman No…

    COMPLETE RESPONSEUnapproved
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Data from openFDA, FDA's public API. FDA says not to rely on it to make decisions about medical care and to treat every result as unvalidated; confirm against FDA's own record and the product labeling. Not medical or legal advice.