Eisai Insomnia Drug Approved by FDA

FDA has approved an Eisai NDA for Dayvigo (lemborexant) 5 mg and 10 mg for treating adult patients with insomnia, characterized by difficulties with sleep onset and/or sleep maintenance. The approval was based on data from two pivotal Phase 3 studies, which evaluated the drug versus placebo for up to one month and then for six months. The agency recommended that Dayvigo be classified as a controlled substance. The most common adverse reaction in both studies was somnolence and nightmares.

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