Narcolepsy drug TAK-861 tested for long-term safety in 500 patients
NCT ID NCT05816382
First seen Jan 05, 2026 · Last updated May 14, 2026 · Updated 17 times
Summary
This study looks at the long-term safety of the drug TAK-861 in 500 people with type 1 narcolepsy who have already taken it in a previous study. Researchers will track side effects and measure how well patients can stay awake. The goal is to see if the drug remains safe and tolerable over time.
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Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.
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Contacts and locations
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Study contacts
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Contact
Phone: •••-•••-•••• Email: •••••@•••••
Locations
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ARSM Research, LLC
RECRUITINGHuntersville, North Carolina, 28078, United States
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Aichi Medical University Hospital
RECRUITINGNagakute, 480-1195, Japan
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Bogan Sleep Consultants, LLC
RECRUITINGColumbia, South Carolina, 29201, United States
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CHU Gui De Chauliac
RECRUITINGMontpellier, Herault, 34090, France
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CHU de Grenoble
RECRUITINGLa Tronche, Isere, 38700, France
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CTI Research Center
RECRUITINGCincinnati, Ohio, 45212, United States
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Charite - Universitatsmedizin Berlin
RECRUITINGBerlin, 10117, Germany
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Children's Specialty Group
RECRUITINGNorfolk, Virginia, 23510, United States
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Delta Waves LLC - Hunt - PPDS
RECRUITINGColorado Springs, Colorado, 80918, United States
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Florida Pediatric Research Institute
RECRUITINGOrlando, Florida, 32803, United States
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Fondazione PTV Policlinico Tor Vergata
RECRUITINGRome, Lazio, 00133, Italy
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Georgia Neuro Center
RECRUITINGGainesville, Georgia, 30501, United States
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Gokeikai Osaka Kaisei Hospital
RECRUITINGOsaka, Osaka, 532-0003, Japan
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Henry Ford Medical Center - Columbus
RECRUITINGNovi, Michigan, 48377, United States
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Hopital Pierre-Paul Riquet
RECRUITINGToulouse, Haute-Garonne, 31000, France
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Hopital de la Pitie Salpetriere
RECRUITINGParis, 75013, France
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Hospital Clinic de Barcelona
RECRUITINGBarcelona, 08036, Spain
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Hospital General de Castello
RECRUITINGCastellon, Castellon, 12004, Spain
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Hospital Universitario Araba Santiago
RECRUITINGVitoria-Gasteiz, Alava, 01009, Spain
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Hospital Universitario Vall d'Hebron - PPDS
RECRUITINGBarcelona, 08035, Spain
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Hospital Vithas Madrid Arturo Soria
RECRUITINGMadrid, 28046, Spain
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Hospital de La Ribera
RECRUITINGAlzira, Valencia, 46600, Spain
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Howakai Kuwamizu Hospital
RECRUITINGKumamoto, Kumamoto, 862-0954, Japan
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Instituto de Investigaciones del Sueno
RECRUITINGMadrid, 28036, Spain
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Intrepid Research
RECRUITINGCincinnati, Ohio, 45227, United States
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Istituto Neurologico Mediterraneo Neuromed
RECRUITINGPozzilli, Molise, 86077, Italy
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Kempenhaeghe - PPDS
RECRUITINGHeeze, North Brabant, 5591 VE, Netherlands
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Klinik Barmelweid AG
RECRUITINGBarmelweid, Aargau (de), 5017, Switzerland
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Klinische Forschung Hamburg
RECRUITINGHamburg, 20253, Germany
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Koishikawa Tokyo Hospital
RECRUITINGBunkyo-Ku, Tokyo, 112-0012, Japan
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Kurume University Hospital
RECRUITINGKurume-Shi, Hukuoka, 830-0011, Japan
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Medical University of South Carolina - PPDS
RECRUITINGCharleston, South Carolina, 29425, United States
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Neurocare Inc
RECRUITINGNewton, Massachusetts, 02459, United States
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Neurocenter of Southern Switzerland
RECRUITINGLugano, Ticino (it), 6900, Switzerland
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Neurotrials Research
RECRUITINGAtlanta, Georgia, 30342, United States
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Ohio Sleep Medicine Institute
RECRUITINGDublin, Ohio, 43017, United States
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Ospedale Bellaria
RECRUITINGBellaria, 40139, Italy
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Research Carolina Elite
RECRUITINGDenver, North Carolina, 28037, United States
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SDS Clinical Trials, Inc.
RECRUITINGSanta Ana, California, 92705, United States
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Sahlgrenska University Hospital
RECRUITINGGothenburg, Västra Götaland County, 413 46, Sweden
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Slaap-Waakcentrum SEIN Heemstede
RECRUITINGHeemstede, North Holland, 2103 SW, Netherlands
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Sleep Disorders Center of Alabama
RECRUITINGBirmingham, Alabama, 35213, United States
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Sleep Therapy and Research Center
RECRUITINGSan Antonio, Texas, 78229, United States
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Somni Bene Institut fur Medizinische Forschung und Schlafmedizin Schwerin GmbH
RECRUITINGSchwerin, Mecklenburg-Vorpommern, 19053, Germany
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Stanford Center for Sleep Sciences and Medicine
RECRUITINGRedwood City, California, 94063, United States
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Terveystalo Helsinki Sleep Clinic
RECRUITINGHelsinki, Uusimaa, 00380, Finland
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The Cleveland Clinic Foundation
RECRUITINGCleveland, Ohio, 44195, United States
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Universitaet Regensburg am Bezirksklinikum
RECRUITINGRegensburg, Bavaria, 93053, Germany
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Universitaetsspital Bern - Inselspital
RECRUITINGBern, 43017-3521, Switzerland
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University of Oslo
RECRUITINGOslo, 0450, Norway
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Woolcock Institute of Medical Research
RECRUITINGGlebe, New South Wales, 2037, Australia
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YOU ARIYOSHI Sleep Clinic
RECRUITINGNagasaki, Nagasaki, 850-0045, Japan
Conditions
Explore the condition pages connected to this study.