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FDA complete response letters, April 2025

Page updated ·next FDA decision on the calendar ·Data as of Nov 10, 2026 12:55 AM ET

The FDA's public release of complete response letters holds 5 letters dated April 2025 (openFDA, last updated 2026-08-26). Of the 26 FDA decisions on PDUFA goal dates pdufa.bio tracked in April 2025, 9 were Complete Response Letters.

Released by the FDA, dated April 2025 · 5

Letter dateCompanyApplicationopenFDA statusLetter
2025-04-25Fresenius Kabi USA, LLCNDA 215818Unapprovedletter (PDF)
2025-04-25University of California San FranciscoNDA 218353Unapprovedletter (PDF)
2025-04-25Telix Pharmaceuticals (US) Inc.NDA 218592Unapprovedletter (PDF)
2025-04-02Aldeyra Therapeutics, Inc.NDA 216442Unapprovedletter (PDF)
2025-04-02Amneal EU, LimitedNDA 218345Unapprovedletter (PDF)

Complete Response Letters among decisions pdufa.bio tracked · 9

FDA actionTickerDrugSource
2025-04-28TLXTLX101decision page
2025-04-28CLDIprice-onlydecision page
2025-04-27URGNprice-onlydecision page
2025-04-26TARAprice-onlydecision page
2025-04-25ALXOprice-onlydecision page
2025-04-24JNJprice-onlydecision page
2025-04-20REGNEYLEA HDdecision page
2025-04-03ALDXsource-verifieddecision page
2025-04-01CMPXprice-onlydecision page
A Complete Response Letter is the FDA's notice that it will not approve an application in its current form; it is not a permanent rejection, and the sponsor can resubmit. The two counts come from different records and are not added together. ← March 2025 · May 2025 → · all released letters · every CRL decision we tracked