Janssen NDA for Treatment-resistant Depression

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Janssen has submitted an NDA for esketamine nasal spray, indicated for treatment-resistant depression in adults. The company says the investigational, rapidly acting antidepressant works differently than currently available therapies for major depressive disorder. “Through glutamate receptor modulation, esketamine is thought to help restore connections between brain cells in people with treatment-resistant depression,” it says.

 

The submission is based on data from five pivotal Phase 3 studies — three short-term studies, one withdrawal maintenance of effect study, and one long-term safety study. Data demonstrate that treatment with esketamine nasal spray plus a newly initiated oral antidepressant compared to placebo nasal spray plus a newly initiated antidepressant was associated with rapid reduction of depressive symptoms and delayed time to relapse in symptoms, Janssen says. “The long-term safety study showed that the esketamine doses studied were generally tolerated, with no new safety signals with dosing up to 52 weeks, compared to data from the short-term esketamine studies.”


FDA granted the therapy a breakthrough therapy designation for treatment-resistant depression and for a second indication, major depressive disorder with imminent risk for suicide. Janssen says it is currently conducting Phase 3 clinical studies for the second indication.

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