Narcolepsy trials in Japan
8 trials · From ClinicalTrials.gov, checked 13 November 2026. Ask the study team whether a trial fits you.
- Phase 2/3Taking peopleA Study of TAK-360 in People With Narcolepsy or Idiopathic Hypersomnia
- Where
- Isahaya-shi, Kumamoto, Osaka, Shinjuku-ku, Urasoe, Yokohama
- Age
- 18 years to 71 years
- People
- 500 worldwide
- Run by
- Takeda
See details and how to joinNCT07646678 · EU 2025-522833-68-01 - Phase 2Taking peopleA Study of TAK-360 in Adults With Narcolepsy Without Cataplexy (NT2)
- Where
- Fukuoka, Isahaya-shi, Kohoku-ku, Yokohama-Shi, Kumamoto, Shinjuku-ku, Sumida-Ku, Urasoe-Shi, Yodogawa-ku, Osaka-shi
- Age
- 18 years to 70 years
- People
- 88 worldwide
- Run by
- Takeda
See details and how to joinNCT06952699 · EU 2024-517711-70-01 - Phase 3Taking peopleA Study to Evaluate the Efficacy and Safety of ALKS 2680 in Adults With Narcolepsy Type 1
- Where
- Kitakyushu-shi, Kumamoto, Osaka, Shibuya-ku, Shinjuku-ku
- Age
- 18 years to 70 years
- People
- 150 worldwide
- Run by
- Alkermes, Inc.
See details and how to joinNCT07455383 - Phase 3Taking peopleA Study to Evaluate the Efficacy and Safety of ALKS 2680 in Adults With Narcolepsy Type 2
- Where
- Kitakyushu-shi, Kumamoto, Osaka, Shibuya-ku, Shinjuku-ku, Tokyo
- Age
- 18 years to 70 years
- People
- 176 worldwide
- Run by
- Alkermes, Inc.
See details and how to joinNCT07502443 - Phase 3Taking peopleA Study to Evaluate the Efficacy, Safety and Tolerability of ALKS 2680 in Adults With Narcolepsy Type 1 (Brilliance NT1 - 304)
- Where
- Kumamoto
- Age
- 18 years to 70 years
- People
- 150 worldwide
- Run by
- Alkermes, Inc.
See details and how to joinNCT07540897 - Phase 2Taking peopleA Study of TAK-360 in Adults With Narcolepsy Type 1 (Narcolepsy With Cataplexy)
- Where
- Fukuoka, Isahaya-shi, Kumamoto, Shinjuku-ku, Yodogawa-ku, Osaka-shi
- Age
- 18 years to 70 years
- People
- 92 worldwide
- Run by
- Takeda
See details and how to joinNCT07633301 · EU 2025-522587-33-00 - Phase 2Taking peopleA Study to Evaluate the Efficacy and Safety of E2086 in Adults With Narcolepsy
- Where
- Kumamuto-shi, Oskaka, Sapporo, Yokohama
- Age
- 18 years and over
- People
- 64 worldwide
- Run by
- Eisai Inc.
See details and how to joinNCT07493265 - Phase 2/3Taking peopleA Study of TAK-861 for the Treatment of Selected Central Hypersomnia Conditions
- Where
- Bunkyo-Ku, Kumamoto, Kurume-shi, Nagakute, Nagasaki, Osaka
- Age
- 16 years to 70 years
- People
- 500 worldwide
- Run by
- Takeda
See details and how to joinNCT05816382 · EU 2023-508462-15-00