FDA Approval of Vanda’s Bipolar I Therapy Sparks Sharp Stock Rally

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FDA granted approval to Vanda Pharmaceuticals' Bipolar I disorder drug on Feb. 21, 2026, triggering a sharp rally in the company's shares. The clearance opens the US market for a new therapy addressing acute manic episodes in bipolar I patients.

1. FDA Approval of Bipolar I Therapy

On Feb. 21, 2026, the FDA approved Vanda Pharmaceuticals’ new treatment for bipolar I disorder, marking a regulatory milestone for the company. The decision clears the way for Vanda to introduce its therapy in the US mental health market.

2. Shares Jump on Approval News

Following the approval announcement, Vanda’s shares surged sharply as investors anticipated robust sales and significant market uptake. The rally underscores market optimism around the therapy’s potential to address unmet needs in acute manic episodes.

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