** Shares of drugmaker Corcept Therapeutics CORT.O fall 16.5% to $37.25 premarket
** Last year, the U.S. FDA declined to approve Corcept's drug application for relacorilant to treat hypertension in Cushing's syndrome patients
** FDA had warned Corcept "on several occasions" about concerns with the clinical program and to "expect significant review issues" if they submitted, the regulator's letter dated January 28 showed
** UBS analyst Ashwani Verma said the letter was made public on the FDA's website on Thursday around 4 pm E.T.
** Corcept has one year to conduct new clinical trials or the application may be withdrawn, the letter stated
** The original CRL was dated December 30, 2025, and this January 28 version is a corrected version issued in response to communications from Corcept, the letter showed
** The company did not immediately respond to Reuters request for comment
** CORT fell 30.9% in 2025
(Reporting by Kamal Choudhury in Bengaluru)
((Kamal.Choudhury@thomsonreuters.com;))
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