Depression drug study halted: aticaprant safety trial ends early
NCT ID NCT05518149
First seen Apr 25, 2026 · Last updated May 14, 2026 · Updated 1 time
Summary
This study looked at the long-term safety of a drug called aticaprant when taken together with standard antidepressants for people with major depressive disorder. About 871 adults were planned to join, but the study was stopped early. The main goal was to track side effects and see how well the drug was tolerated over time.
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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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Locations
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A Plus Research
Miami, Florida, 33144, United States
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A Shine S R O
Pilsen, 301 00, Czechia
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AD71 s.r.o.
Prague, 10000, Czechia
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APG Research LLC
Orlando, Florida, 32803, United States
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ASST Fatebenefratelli Sacco
Milan, 20157, Italy
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AUSL LE di Lecce
Lecce, 73100, Italy
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ActivMed Practices and Research
Methuen, Massachusetts, 01844, United States
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Advanced Research Center Inc
Anaheim, California, 92805, United States
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Albert Road Clinic
Melbourne, 3004, Australia
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Alpine Research Organization
Clinton, Utah, 84015, United States
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Ambulatory Group practice for specialized help in psychiary Philipopolis ODD
Plovdiv, 4002, Bulgaria
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Ambulatory for Individual Practice for Specialized Medical Care in Psychiatry Dr. Ivo Natsov ET
Cherven Bryag, 5980, Bulgaria
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Amedica Research Institute Inc
Hialeah, Florida, 33013, United States
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Anima
Alken, 3570, Belgium
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Asan Medical Center
Seoul, 05505, South Korea
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Asclepes Research
Long Beach, California, 90807, United States
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Associacao Hospitalar Moinhos de Vento
Porto Alegre, 90035-001, Brazil
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Austin Clinical Trial Partners
Austin, Texas, 78737, United States
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Azienda Ospedaliera Universitaria Senese Policlinico Santa Maria alle Scotte
Siena, 53100, Italy
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Azienda Ospedaliero Universitaria Mater Domini
Catanzaro, 88100, Italy
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Azienda Socio Sanitaria Territoriale Papa Giovanni XXIII (Presidio Papa Giovanni XXIII)
Bergamo, 24127, Italy
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BR Trials
São Paulo, 05003 020, Brazil
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Behavioral Research Specialists LLC
Glendale, California, 91206, United States
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Beijing Anding Hospital of Capital Medical University
Beijing, 100088, China
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Beijing Huilongguan Hospital
Beijing, 102208, China
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Bioscience Research LLC
Mount Kisco, New York, 10549, United States
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Bravo Health Care Center
North Bay Village, Florida, 33141, United States
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Bugat Pal Korhaz
Gyöngyös, 3200, Hungary
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C I A P Centro de investigacion y Asistencia en Psiquiatria
Rosario, 2000, Argentina
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C.H.U. Brugmann
Brussels, 1020, Belgium
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CBH Health
Gaithersburg, Maryland, 20877, United States
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CDC Research Institute LLC
Port Saint Lucie, Florida, 34952, United States
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CEMEC - Centro Multidisciplinar de Estudos Clínicos
São Bernardo, 09715-090, Brazil
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CEN Consultorios Especializados en Neurociencias
Córdoba, 5000FJF, Argentina
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CENPIA
La Plata, 1902, Argentina
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CENydET - Centro Neurobiologico y de Stress Traumatico
Ciudad Autonoma Buenos Aires, 1058 AAJ, Argentina
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CHRU de Tours Clinique Psychiatrique Universitaire
Tours, 37044, France
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CHU Clermont-Ferrand - Hopital Gabriel Montpied
Clermont-Ferrand, 63000, France
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CHU de Brest - Hopital de la Cavale Blanche
Bohars, 29820, France
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CHU de Nantes hotel Dieu
Nantes, 44093, France
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CIPREC
Buenos Aires, C1061AAS, Argentina
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CMB Clinical Trials
Santee, California, 92071, United States
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CNS Clinical Research Group
Coral Springs, Florida, 33067, United States
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CPQuali Pesquisa Clinica LTDA ME
São Paulo, 01228-000, Brazil
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Cabinet Medical des Drs Prizac-Desbonnet Scottez
Douai, 59500, France
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California Neuroscience Research
Sherman Oaks, California, 91403, United States
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Cape Town Clinical Research Centre
Cape Town, 7530, South Africa
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Cedar Psychiatry
Murray, Utah, 84107, United States
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Centro Medico Luquez
Córdoba, X5006IKK, Argentina
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Centrum Badan Klinicznych PI House sp z o o
Gdansk, 80 546, Poland
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Centrum Medyczne Care Clinic Katowice
Katowice, 40568, Poland
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Charak Center for Health and Wellness
Garfield Heights, Ohio, 44125, United States
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Cheng Hsin General Hospital
Taipei, 112, Taiwan
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Chicago Research Center
Chicago, Illinois, 60634, United States
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China Medical University Hospital
Taichung, 40447, Taiwan
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Clinica El Jardin
Santiago del Estero, 4200, Argentina
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Clinica Mayo de UMCB
San Miguel de Tucumán, 4000, Argentina
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Clinica Privada de Salud Mental Santa Teresa de Ávila
La Plata, Thanks, Argentina
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Clinical Trial Network - Houston
Houston, Texas, 77074, United States
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Clinical Trials of America
Monroe, Louisiana, 71203, United States
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Clinsante Osrodek Badan Klinicznych
Bydgoszcz, 85 794, Poland
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Clintrial s r o
Prague, 100 00, Czechia
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Combined Research Orlando
Orlando, Florida, 32803, United States
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Conrad Clinical Research
Edmond, Oklahoma, 73013, United States
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Corporacio Sanitari Parc Tauli
Sabadell, 08208, Spain
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Crystal Comfort s.r.o.
Vranov nad Topľou, 09301, Slovakia
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DCC 'Sv. Vrach and Sv. Sv. Kuzma and Damyan', OOD
Sofia, 1408, Bulgaria
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DIEX Recherche Sherbrooke Inc
Sherbrooke, Quebec, J1L 0H8, Canada
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Diagnostic Consulting Center Mladost - M Varna
Varna, 9020, Bulgaria
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Dr Mathe es Tarsa Bt
Kalocsa, 6300, Hungary
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Epamed sro
Košice, 040 11, Slovakia
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Erie County Medical Center
Buffalo, New York, 14215, United States
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Excell Research Inc
Oceanside, California, 92056, United States
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Ezy Medical Research
Miami, Florida, 33175, United States
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Felicidad Medical Research
Miami, Florida, 33185, United States
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Fieve Clinical Research Inc
New York, New York, 10168, United States
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Filip Rybakowski Specjalistyczna Praktyka Lekarska
Poznan, 60-744, Poland
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Finger Lakes Clinical Research
Rochester, New York, 14618 1609, United States
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Florida Research Center Inc.
Miami, Florida, 33174, United States
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Fondazione IRCCS Ca Granda Ospedale Maggiore Policlinico
Milan, 20122, Italy
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Fund. Champalimaud
Lisbon, 1400 038, Portugal
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Fundacao Faculdade Regional de Medicina de Sao Jose do Rio Preto Hospital de Base
São José do Rio Preto, 15090 000, Brazil
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Fundacion Lennox
Córdoba, 5000, Argentina
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Fundacion para el Estudio y Tratamiento de las Enfermedades Mentales
Buenos Aires, C1133AAH, Argentina
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Gabinet Lekarski Psychiatryczny Ireneusz Kaczorowski
Bełchatów, 97-400, Poland
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Galiz Research
Hialeah, Florida, 33016, United States
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Gert Bosch Pretoria South Africa
Pretoria, 181, South Africa
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Global Medical Institutes
Moosic, Pennsylvania, 18507, United States
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Global Medical Institutes 1
Miami, Florida, 33125, United States
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Guangdong Provincial People's Hospital
Guangzhou, 510060, China
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Gulfcoast Medical Research Center
Fort Myers, Florida, 33912, United States
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Hebei Mental Health Center
Baoding, 071000, China
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Hopital Sainte Anne
Paris, 75674, France
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Hosp Clinic de Barcelona
Barcelona, 08036, Spain
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Hosp Regional Univ de Malaga
Málaga, 29009, Spain
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Hosp Univ Vall D Hebron
Barcelona, 08035, Spain
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Hosp. Alvaro Cunqueiro
Vigo, 36312, Spain
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Hosp. El Bierzo
Ponferrada, 24404, Spain
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Hosp. Psiquiatrico Alava
Vitoria-Gasteiz, 01006, Spain
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Hosp. Univ. La Paz
Madrid, 28046, Spain
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Hosp. Univ. Son Espases
Palma de Mallorca, 07120, Spain
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Hospital CUF Inf. Santo
Lisbon, 1350 179, Portugal
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Hospital Italiano de Buenos Aires
Buenos Aires, C1181ACH, Argentina
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Hospital de Braga
Braga, 4710-243, Portugal
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Huzhou third people's Hospital
Huzhou, 313000, China
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INSA Instituto de Neurociencias San Agustín
Buenos Aires, 1900, Argentina
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Indywidualna Specjalistyczna Praktyka Lekarska Agnieszka Remlinger Molenda
Suchy Las, 62-002, Poland
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Inje University Haeundae Paik Hospital
Busan, 612-030, South Korea
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Innovative Research of West Florida, Incorporated
Clearwater, Florida, 33756, United States
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Institucion Hosp Hestia Palau
Barcelona, 08025, Spain
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Institut Neuropsychiatricke pece
Prague, 186 00, Czechia
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Institute of Psychiatry
London, SE5 8AF, United Kingdom
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Instituto Goiano de Neuropsiquiatria
Goiânia, 74093 040, Brazil
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Instituto Medico DAMIC
Córdoba, 5000, Argentina
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Instituto Medico de La Fundacion Estudios Clinicos
Rosario, S2000DEJ, Argentina
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K2 Medical Research
Ocoee, Florida, 34761, United States
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Korea University Anam Hospital
Seoul, 02841, South Korea
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Korea University Ansan Hospital
Gyeonggi-do, 15355, South Korea
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Kyung Hee University Medical Center
Seoul, 02447, South Korea
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LCC Medical Research Institute Inc
Miami, Florida, 33126, United States
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Lehigh Center for Clinical Research LLC
Allentown, Pennsylvania, 18103, United States
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Liptovska Nemocnica S Poliklinikou Mudr. Ivana Stodolu
Liptovský Mikuláš, 03123, Slovakia
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MCB Clinical Research Centers LLC
Colorado Springs, Colorado, 80910, United States
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MHC - Sofia, EOOD
Sofia, 1202, Bulgaria
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Manhattan Behavioral Medicine
New York, New York, 10036, United States
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Medical Center Hera EOOD
Sofia, 1510, Bulgaria
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Medical Center Intermedica, OOD
Sofia, 1680, Bulgaria
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Medical Center Mentalcare OOD
Plovdiv, 4004, Bulgaria
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Medical Center St. Naum
Sofia, 1113, Bulgaria
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Medical Research Group of Central Florida
Orange City, Florida, 32763, United States
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Medical Services Prague S R O
Prague, 16000, Czechia
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Mental Health Center - Rousse
Rousse, 7003, Bulgaria
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Mental Health Center - Veliko Tarnovo EOOD
Veliko Tarnovo, 5000, Bulgaria
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Meridian International Research
Miami Gardens, Florida, 33014, United States
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Michigan Clinical Research Institute
Ann Arbor, Michigan, 48105, United States
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Midwest Clinical Research Center
Dayton, Ohio, 45417, United States
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Midwest Research Group
Saint Charles, Missouri, 63304, United States
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Mlynowamed Specjalistyczny Psychiatryczny Gabinet Lekarski Joanna Lazarczyk
Bialystok, 15-404, Poland
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Monroe Biomedical Research
Monroe, North Carolina, 28112, United States
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Montefiore Medical Center PRIME
The Bronx, New York, 10467, United States
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Moorgreen Hospital
Southampton, SO30 3JB, United Kingdom
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NPCRS Nucleo de Pesquisa Clinica do Rio Grande do Sul
Porto Alegre, 90430001, Brazil
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Narodni ustav dusevniho zdravi
Klecany, 25067, Czechia
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Nemocnica s poliklinikou Prievidza so sidlom v Bojniciach
Bojnice, 97201, Slovakia
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NeuropsychiatrieHK, s.r.o.
Prague, 160 00, Czechia
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Neuroterapie KH S R O
Kutná Hora, 284 01, Czechia
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New Hope Clinical Research
Charlotte, North Carolina, 28211, United States
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New Life Medical Research Center, Inc.
Hialeah, Florida, 33012, United States
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Next Level Clinical Trials, LLC
West Covina, California, 91790, United States
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North Texas Clinical Trials
Fort Worth, Texas, 76104, United States
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Northwest Clinical Research Center
Bellevue, Washington, 98007, United States
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Obudai Egeszsegugyi Centrum Kft
Budapest, 1036, Hungary
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Ospedale San Raffaele
Milan, Italy
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Osrodek Badan Klinicznych CROMED
Poznan, 61-360, Poland
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Pacific Clinical Research Medical Group
Upland, California, 91786, United States
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Pacific Neuropsychiatric Specialists
Orange, California, 92868, United States
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Paradigm Research Professionals, LLC
Oklahoma City, Oklahoma, 73118, United States
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Patient Priority Clinical Sites LLC
Cincinnati, Ohio, 45215, United States
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Peking University Sixth Hospital
Beijing, 100191, China
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Peninsula Therapeutic & Research Group
Frankston, 3199, Australia
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Pharmax Research Clinic Inc
Miami, Florida, 33126, United States
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Praglandia s r o
Prague, 15000, Czechia
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ProbarE i Lund AB
Lund, 22222, Sweden
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ProbarE i Stockholm AB
Stockholm, 113 29, Sweden
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Proscience Research Group
Culver City, California, 90230, United States
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Prospective Research Innovations Inc
Rancho Cucamonga, California, 91730, United States
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Psychiatric Care and Research Center (PCRC)
O'Fallon, Missouri, 63368, United States
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Psychiatric Medicine Associates LLC
Skokie, Illinois, 60076, United States
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Psychiatricka Ambulancia Mentum S.R.O.
Bratislava, 82007, Slovakia
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Psychiatricka Ambulancia Psycholine S.R.O.
Rimavská Sobota, 97901, Slovakia
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Psychiatricka ambulance, MUDr. Marta Holanova
Brno, 61500, Czechia
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Psychiatricka ordinace
Ústí nad Labem, 400 01, Czechia
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PsychoTech Kft
Pécs, 7633, Hungary
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Psychomed-Svatosavsky, s.r.o.
Banská Bystrica, 97401, Slovakia
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Pz Duffel
Duffel, 2570, Belgium
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Quantum Laboratories
Pompano Beach, Florida, 33064, United States
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R and H Clinical Research
Katy, Texas, 77494, United States
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Research Network America
Berwyn, Illinois, 60402, United States
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Resolution
Mendoza, M5502AHV, Argentina
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Revive Research Institute
Elgin, Illinois, 60123, United States
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Ruschel Medicina e Pesquisa Clínica Ltda
Rio de Janeiro, 22270 060, Brazil
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SPZOZ Uniwersytecki Szpi.Klin. nr 4 UM w Lodzi
Lodz, 92-215, Poland
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STAT Research S A
Buenos Aires, C1013AAB, Argentina
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SW Biomedical Research LLC
Tucson, Arizona, 85712, United States
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Sahlgrenska Universitetssjukhuset
Gothenburg, 416 85, Sweden
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Samsung Medical Center
Seoul, 06351, South Korea
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Sarkis Clinical Trials
Gainesville, Florida, 32607, United States
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Semmelweis Egyetem
Budapest, 1083, Hungary
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Seoul National University Hospital
Seoul, 3080, South Korea
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Shanghai Mental Health Center
Shanghai, 200030, China
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Somerset West Clinical Research Unit
Strand, 7140, South Africa
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Sooner Clinical Research
Oklahoma City, Oklahoma, 73112, United States
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Specjalistyczna Indywidualna Praktyka Lekarska
Lodz, 90-009, Poland
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Specjalistyczny Gabinet Psychiatryczny Kowalkowski Gerard
Torun, 87 100, Poland
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Studieenheten Akademiskt Specialistcentrum Stockholm
Stockholm, 113 61, Sweden
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Suburban Research Associates
Media, Pennsylvania, 19063, United States
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Sunwise Clinical Research
Lafayette, California, 94549, United States
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Suzhou Guangji Hospital
Suzhou, 215003, China
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Syrentis Clinical Research
Santa Ana, California, 92705, United States
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Taipei Medical University
Taipei, 110, Taiwan
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Taipei Veterans General Hospital
Taipei, 11217, Taiwan
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Tandem Clinical Research
Marrero, Louisiana, 70072, United States
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The Alfred Hospital
Melbourne, 3004, Australia
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The Catholic University Of Korea St Mary'S Hospital
Bucheon-si, 420-717, South Korea
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The Catholic University of Korea Yeouido St. Mary's Hospital
Seoul, 07345, South Korea
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The First Affiliated Hospital of Zhengzhou University
Zhengzhou, 450052, China
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The First Hospital of Hebei Medical University
Shijiazhuang, 050031, China
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The second Xiangya Hospital of Central South University
Changsha, 410011, China
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Tianjin Anding Hospital
Tianjin, 300222, China
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Tolna Megyei Balassa Janos Korhaz
Szekszárd, 7100, Hungary
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Tongji Hospital of Tongji University
Shanghai, 200065, China
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Trial Tech Tecnologia em Pesquisas com Medicamentos
Curitiba, 80240-280, Brazil
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USF, Department of Psychiatry and Behavioral Neurosciences
Tampa, Florida, 33613, United States
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UT Southwestern Medical Center
Dallas, Texas, 75235-9119, United States
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Universidade Federal do Ceara Hospital Universitario Walter Cantidio
Fortaleza, 60430-380, Brazil
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University of Alabama at Birmingham - The Kirklin Clinic
Birmingham, Alabama, 35233, United States
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University of Arizona
Tucson, Arizona, 85721, United States
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University of California San Diego Medical Center
San Diego, California, 92103, United States
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University of Cincinnati, Dept of Psychiatry & Behavioral Neuroscience
Cincinnati, Ohio, 45219, United States
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University of Connecticut Health Center
Farmington, Connecticut, 06030, United States
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University of Miami
Miami Lakes, Florida, 33016, United States
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University of Pennsylvania - Perelman School of Medicine
Philadelphia, Pennsylvania, 19104, United States
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University of Virginia
Charlottesville, Virginia, 22908, United States
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Univerzitna nemocnica L. Pasteura Kosice
Košice, 04190, Slovakia
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Vertex Clinical Research
Maitland, Florida, 32751, United States
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Viking Clinical Research Ltd
Temecula, California, 92591, United States
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Vital Care Research
Miami, Florida, 33122, United States
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Vitaz
Sint-Niklaas, 9100, Belgium
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West China Hospital Sichuan University
Chengdu, 610041, China
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West Houston Clinical Research Service
Bellaire, Texas, 77401, United States
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Wexner Medical Center at the Ohio State University
Columbus, Ohio, 43221, United States
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Wuhan Mental Health Center
Wuhan, 430022, China
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Wuhu Hospital of Beijing Anding hospital
Wuhu, 242407, China
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XiAn Mental Healthcare Center
Xi'an, 710061, China
Conditions
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