Cidara Therapeutics Announces FDA Acceptance for Priority Review of New Drug Application for Rezafungin for the Treatment of Candidemia and Invasive Candidiasis

SAN DIEGO, Sept. 20, 2022 (GLOBE NEWSWIRE) -- Cidara Therapeutics, Inc. (NASDAQ: CDTX), a biotechnology company developing long-acting therapeutics designed to improve the standard of care for patients facing serious diseases, today announced that the U.S. Food and Drug Administration (FDA) has accepted for filing and granted Priority Review to its New Drug Application (NDA) for rezafungin for the treatment of candidemia and invasive candidiasis. The FDA has assigned a Prescription Drug User Fee Act (PDUFA) target action date of March 22, 2023 enabled by rezafungin’s designation as a Qualified Infectious Disease Product (QIDP) and has indicated that it is currently planning to hold an advisory committee meeting to discuss the application. QIDP designation is reserved for antibacterial and antifungal drug candidates intended to treat serious or life-threatening infections. Rezafungin is a novel, once-weekly echinocandin antifungal being developed for the treatment of candidemia and invasive candidiasis, as well as for the prophylaxis of invasive fungal infections in patients undergoing allogeneic blood and marrow transplant.

“Today’s announcement is an important step forward for patients fighting difficult-to-treat and often deadly candidemia and invasive candidiasis, and represents a critical milestone for Cidara's rezafungin development program,” said Jeff Stein, President, and CEO of Cidara Therapeutics. “The data generated across our Phase 2 and Phase 3 trials demonstrated that rezafungin could transform the current standard of care for the treatment of invasive Candida infections, and we are excited that rezafungin could potentially be the first new drug approved for this indication in over a decade.”

The NDA submission for rezafungin was supported by positive clinical data from the global ReSTORE Phase 3 and STRIVE Phase 2 clinical trials. Rezafungin dosed once-weekly demonstrated statistical non-inferiority versus caspofungin, the current standard of care, dosed once-daily, meeting the primary endpoints for both the FDA and the European Medicines Agency (EMA).

Cidara retains the rights to rezafungin in Japan and has licensed the commercial rights to Melinta Therapeutics in the U.S. and Mundipharma Medical in all other geographies.

About Rezafungin

Rezafungin is a novel once-weekly echinocandin being developed for both the treatment and prevention of serious fungal infections, such as candidemia and invasive candidiasis. The structure and properties of rezafungin are specifically designed to improve upon a clinically validated mechanism intended to enhance its efficacy and safety potential for patients. Cidara has completed a Phase 3 clinical trial with rezafungin for the first-line treatment of candidemia and/or invasive candidiasis (ReSTORE trial) and is currently conducting a second Phase 3 clinical trial of rezafungin for the prevention of invasive fungal disease in patients undergoing allogeneic blood and marrow transplantation (ReSPECT trial). Rezafungin has been designated a QIDP with Fast Track status by the FDA, and has been granted Orphan Drug Designation for its use in the treatment of invasive candidiasis in both the U.S. and EU.

About Cidara Therapeutics

Cidara is developing long-acting therapeutics designed to improve the standard of care for patients facing serious diseases. The Company’s portfolio is comprised of new approaches aimed at transforming existing treatment and prevention paradigms, first with its lead Phase 3 antifungal candidate, rezafungin, in addition to drug-Fc conjugates (DFCs) targeting viral and oncology diseases from Cidara’s proprietary Cloudbreak^® platform. Cidara is headquartered in San Diego, California. For more information, please visit .

Forward-Looking Statements

This release contains “forward-looking statements” within the meaning of Section 27A of the Securities Act of 1933, as amended, and Section 21E of the Securities Exchange Act of 1934, as amended, and such forward-looking statements are made pursuant to the safe harbor provisions of the Private Securities Litigation Reform Act of 1995. “Forward-looking statements” describe future expectations, plans, results, or strategies and are generally preceded by words such as “anticipates,” “expect,” “may,” “plan” or “will”. Forward-looking statements in this release include, but are not limited to, statements related to our expectations whether FDA will complete its review of the rezafungin NDA by the PDUFA target action date; whether the FDA will approve rezafungin for commercial sale in the U.S. and whether, if approved, rezafungin transforms the current standard of care for the treatment of invasive fungal infections. Such statements are subject to a multitude of risks and uncertainties that could cause future circumstances, events, or results to differ materially from those projected in the forward-looking statements, such as unanticipated delays in or negative results from Cidara’s pre-clinical or clinical trials, delays in action by regulatory authorities due to limitations on inspections and other COVID-19-related effects, and impacts of the COVID-19 pandemic or other obstacles on the enrollment of patients or other aspects of rezafungin development. These and other risks are identified under the caption “Risk Factors” in Cidara’s most recent Quarterly Report on Form 10-Q and other filings subsequently made with the Securities and Exchange Commission. All forward-looking statements contained in this press release speak only as of the date on which they were made and are based on management’s assumptions and estimates as of such date. Cidara does not undertake any obligation to publicly update any forward-looking statements, whether as a result of the receipt of new information, the occurrence of future events or otherwise.

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