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Vanda Pharmaceuticals announces the publication in PLOS One of an article titled "Melatonin agonist tasimelteon (HETLIOZ®) improves sleep in patients with primary insomnia: A multicenter, randomized, double-blind, placebo-controlled trial"

Accessibility StatementSkip Navigation WASHINGTON, Sept. 25, 2025 /PRNewswire/ -- Vanda Pharmaceuticals Inc. (Vanda) (Nasdaq: VNDA) today announced the publication of an article titled "Melatonin agonist tasimelteon (HETLIOZ) improves sleep in patients with primary insomnia: A multicenter, randomized, double-blind, placebo-controlled trial" in PLOS One, a leading open-access journal. In the study, published on September 24, 2025 in PLOS One, HETLIOZmet its primary endpoint, demonstrating a mean improvement ...