Vanda Nhận Thư Quyết Định Từ FDA Về sNDA HETLIOZ Cho Rối Loạn Jet Lag

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EX-99.1 2 vnda8-k172026exhibit991.htm EX-99.1 Document Exhibit 99.1 Vanda Pharmaceuticals Announces Receipt of FDA Decision Letter on HETLIOZ® Supplemental New Drug Application for Jet Lag Disorder January 8, 2026 WASHINGTON, Jan. 8, 2026 /PRNewswire/ — Vanda Pharmaceuticals Inc. (Vanda) (Nasdaq: VNDA) today announced that it has received a decision letter from the U.S. Food and Drug Administration’s (FDA) Center for Drug Evaluation and Research (CDER) concluding that the supplemental New Drug Application (sNDA) for HETLIOZ® (tasimelteon) for the treatment of jet lag disorder cannot be approved in its current form. This letter stems from CDER's agreed re-review of the jet lag application under the October 1 collaborative framework agreement. The FDA acknowledged positive efficacy from V

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