A Trial of TAK-861 for the Treatment of Narcolepsy With Cataplexy — Stella

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A Trial of TAK-861 for the Treatment of Narcolepsy With Cataplexy — Stella

Recruiting

Back to Narcolepsy Type 1 (NT1) trials

Phase 3 — Large-scale testing across thousands of people, comparing the new treatment against current standard treatments.

Trial locations(7 sites)

United States

Takeda Site 1, Redwood City, California

Takeda Site 4, Brandon, Florida

Takeda Site 6, Miami, Florida

Takeda Site 7, Southfield, Michigan

Takeda Site 2, Cincinnati, Ohio

Key details

Phase

Large-scale testing

Sponsor

Takeda

Enrollment target

~88 participants

Started

January 2026

Primary completion

October 2026

Age range

16 Years – 70 Years

Last updated March 2026

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