Regulations

The Food and Drug Administration's (FDA or Agency) Center for Drug Evaluation and Research and Center for Biologics Evaluation and Research are announcing support for Forward Compatibility for Electronic Common Technical Document (eCTD) Version 4.0 (v4.0)-based electronic submissions.

The Food and Drug Administration's (FDA or Agency) Center for Drug Evaluation and Research and Center for Biologics Evaluation and Research are announcing the date FDA will begin rejecting electronic submissions that fail new Electronic Common Technical Document (eCTD) Version 3.22 (v3.22) and Version 4.0 (v4.0) based validations. The new eCTD v3.2.2 validations are 2024 and 2025, which are high-severity validation errors as described in the Specifications for eCTD Validation Criteria. The new eCTD v4.0 validations are eCTD4-084, eCTD4-085, US-eCTD4-561, US-eCTD4-562, US-eCTD4-563, and US-eCTD4-564, which are high-severity validation errors as described in the Specifications for eCTD v4.0 Validation Criteria.

The Food and Drug Administration (FDA, the Agency, or we) is announcing a public meeting entitled "Fit-for-Purpose Rare Disease Framework Initiative". Convened by the Reagan-Udall Foundation for, and in collaboration with FDA, the meeting will focus on developing a fit-for-purpose framework for the development and regulatory review of rare disease therapies. There will be an opportunity to request to provide public comments at the meeting. In addition, FDA is establishing a public docket to collect feedback on and input related to its Rare Disease Framework Initiative.

The Food and Drug Administration (FDA or the Agency) is announcing the issuance of four Emergency Use Authorizations (EUA or Authorization) under the Federal Food, Drug, and Cosmetic Act (FD&C Act) for new animal products. FDA has issued one EUA for an animal product as requested by Elanco US Inc. for application on or around wounds for the prevention of infestations caused by New World screwworm (Cochliomyia hominivorax; NWS) larvae (myiasis) in sheep, cattle, goats, swine, camelids, and the following captive and captured wildlife species: cervids, American bison, bighorn sheep, and Sonoran pronghorn. FDA has issued one EUA for an animal product as requested by Zoetis Inc. for the treatment of infestations caused by NWS (myiasis) in dogs and puppies. FDA has issued one EUA for an animal product as requested by Bimeda Animal Health Ltd. for the prevention of infestations caused by NWS (myiasis) in cattle. FDA has issued one EUA for an animal product as requested by Sergeant's Pet Care Products LLC for the treatment and prevention of infestations caused by NWS (myiasis) in dogs, puppies, cats and kittens 2 pounds of body weight or greater and 4 weeks of age and older. The Authorizations contain, among other things, conditions on the emergency use of the authorized products. The Authorizations follow the August 18, 2025, determination by the Secretary of Health and Human Services (HHS) that there is a significant potential for a public health emergency that has a significant potential to affect national security or the health and security of U.S. citizens living abroad and that involves NWS. On the basis of such determination, the Secretary of HHS declared on August 18, 2025, that circumstances exist justifying the authorization of emergency use of animal drugs to treat or prevent NWS myiasis in animals. The Authorizations, which include an explanation of the reasons for issuance, are reprinted in this document.

The Food and Drug Administration (FDA) is requesting nominations for members to serve on the Tobacco Products Scientific Advisory Committee (TPSAC), in the Center for Tobacco Products. FDA seeks to include the views of qualified individuals on its advisory committees and therefore encourages nominations of appropriately qualified candidates. Specifically, TPSAC is seeking to fill 2 voting member vacancies with physicians, dentists, scientists, or health care professionals practicing in the areas of oncology, pulmonology, cardiology, toxicology, pharmacology, addiction, engineering, or any other relevant specialty.

The Food and Drug Administration (FDA, Agency, or we) is announcing that a proposed collection of information has been submitted to the Office of Management and Budget (OMB) for review and clearance under the Paperwork Reduction Act of 1995.

The Food and Drug Administration (FDA) is announcing the renewal of the Cellular, Tissue, and Gene Therapies Advisory Committee by the Commissioner of Food and Drugs (the Commissioner). The Commissioner has determined that it is in the public interest to renew the Cellular, Tissue, and Gene Therapies Advisory Committee for an additional 2 years beyond the charter expiration date. The new charter will be in effect until the October 28, 2028, expiration date.

The Food and Drug Administration (FDA or we) is announcing that a proposed collection of information has been submitted to the Office of Management and Budget (OMB) for review and clearance under the Paperwork Reduction Act of 1995.

The Food and Drug Administration (FDA, Agency, or we) is announcing that a proposed collection of information has been submitted to the Office of Management and Budget (OMB) for review and clearance under the Paperwork Reduction Act of 1995.

The Food and Drug Administration (FDA, we, or the Agency) is amending the regulations for food additives permitted in feed and drinking water of animals to provide for the safe use of chromium propionate as a source of chromium in food for laying hens and breeder chickens. This action is in response to a food additive petition filed by Kemin Industries, Inc.

The Food and Drug Administration (FDA or we) is issuing a final rule to amend our standard of identity regulations that specify salt (sodium chloride) as a required or optional ingredient to permit the use of salt substitutes in standardized foods, to reduce the sodium content. Reducing sodium may help reduce the risk of hypertension, a major risk factor for heart disease and stroke. The rule will help support a healthier food supply by providing flexibility to facilitate industry innovation in the production of standardized foods lower in sodium while maintaining the basic nature and essential characteristics of the foods.

The Food and Drug Administration (FDA or Agency) is announcing the availability of a final guidance for industry entitled "Postapproval Manufacturing Changes to Biosimilar and Interchangeable Biosimilar Products: Questions and Answers." This guidance provides answers to commonly asked questions from applicants and other interested parties regarding postapproval manufacturing changes made to biosimilar and interchangeable biosimilar products licensed under the Public Health Service Act (PHS Act). This guidance finalizes the draft guidance of the same title issued on July 23, 2024.

The Food and Drug Administration (FDA) is announcing the issuance of a priority review voucher to the sponsor of a rare pediatric disease product application. The Federal Food, Drug, and Cosmetic Act (FD&C Act) authorizes FDA to award priority review vouchers to sponsors of approved rare pediatric disease product applications that meet certain criteria. FDA is required to publish notice of the award of the priority review voucher. FDA has determined that ZANVASTRO (zilganersen), approved September 3, 2026, manufactured by Ionis Pharmaceuticals, Inc., meets the criteria for a priority review voucher.

The Food and Drug Administration (FDA, Agency, or we) is announcing that a proposed collection of information has been submitted to the Office of Management and Budget (OMB) for review and clearance under the Paperwork Reduction Act of 1995.

The Food and Drug Administration (FDA or the Agency) has determined the regulatory review period for MONOFERRIC and is publishing this notice of that determination as required by law. FDA has made the determination because of the submission of an application to the Director of the U.S. Patent and Trademark Office (USPTO), Department of Commerce, for the extension of a patent which claims that human drug product.

The Food and Drug Administration (FDA, Agency, or we) is announcing that a proposed collection of information has been submitted to the Office of Management and Budget (OMB) for review and clearance under the Paperwork Reduction Act of 1995.

The Food and Drug Administration (FDA, Agency, or we) has determined that LASIX (furosemide) oral solution, 10 milligrams (mg)/ milliliter (mL), was not withdrawn from sale for reasons of safety or effectiveness. This determination means that FDA will not begin procedures to withdraw approval of abbreviated new drug applications (ANDAs) that refer to this drug product, and it will allow FDA to continue to approve ANDAs that refer to the product as long as they meet relevant legal and regulatory requirements.

The Food and Drug Administration (FDA or Agency) is withdrawing approval of 37 abbreviated new drug applications (ANDAs) from multiple applicants. The applicants notified the Agency in writing that the drug products were no longer marketed and requested that the approval of the applications be withdrawn.

The Food and Drug Administration (FDA or Agency) is withdrawing approval of abbreviated new drug application (ANDA) 208833 for Celecoxib capsules, 50 milligrams (mg), 100 mg, 200 mg, and 400 mg, held by Amneal Pharmaceuticals of New York, LLC, 50 Horseblock Rd., Brookhaven, NY 11719 (Amneal). Amneal requested withdrawal of approval of this application and has waived its opportunity for a hearing.

The Food and Drug Administration (FDA) is correcting a notice that appeared in the Federal Register on June 3, 2026. The document announced the withdrawal of approval of 16 abbreviated new drug applications (ANDAs) from multiple applicants, withdrawn as of July 6, 2026. The document indicated that FDA was withdrawing approval of ANDA 207366 for ribavirin solution, 6 grams/vial, held by Navinta LLC, 1499 Lower Ferry Rd., Ewing, NJ 08618; ANDA 212957 for fosaprepitant dimeglumine powder, Equivalent to (EQ) 150 milligrams (mg) base/vial, held by Navinta LLC; and ANDA 218638 for nicardipine hydrochloride (HCl) capsule, 20 mg and 30 mg, held by Navinta LLC. Before FDA withdrew the approval of these ANDAs, Navinta LLC informed FDA that they did not want the approval of the ANDAs withdrawn. Because Navinta LLC timely requested that approval of the ANDAs not be withdrawn, the approval is still in effect. This notice removes the entries for ANDA 207366, ANDA 212957, and ANDA 218638.