| Not Yet Recruiting | Theory-based Intervention for Promoting Responsible Gambling Among College Students NCT06642155 | University of Nevada, Las Vegas | N/A |
| Unknown | Efficacy of an Internet-based Psychological Intervention for Problem Gambling and Gambling Disorder NCT04074681 | Universitat Jaume I | N/A |
| Completed | Feasibility of the Internet-delivered Treatment "SpilleFri" for Patients With Pathological Gambling NCT05051085 | Anna Westh Stenbro | N/A |
| Completed | Treatment Study for Problematic Gaming and Gambling NCT05506384 | Region Skane | N/A |
| Completed | Mental Health, Addictions and Biomarkers in High Athletes Performance NCT04842461 | Cardenal Herrera University | — |
| Unknown | Effects of Transcranial Direct Current Stimulation (tDCS) in Gambling Disorder NCT03464838 | University of East London | N/A |
| Unknown | Cognitive Control Training in Online Problem Gambling NCT03673800 | Assistance Publique - Hôpitaux de Paris | N/A |
| Unknown | Effects of Intranasal Naloxone on Gambling Urges and Craving in Gambling Disorder NCT03430180 | Finnish Institute for Health and Welfare | Phase 2 |
| Completed | Poker, Skills and Associated Problems NCT02590211 | Nantes University Hospital | N/A |
| Completed | Milk Thistle in Pathological Gambling NCT02337634 | University of Chicago | Phase 2 |
| Completed | Dopamine Responsivity in Gamblers NCT02772978 | University of California, San Francisco | N/A |
| Unknown | The Efficacy of Therapy Focused on Desire-satisfaction for Disordered Gamblers NCT02491996 | Kurihama Medical and Addiction Center | N/A |
| Completed | Testing Resources: Manual and Webinar Guided Treatment vs. Manual Guided Treatment NCT01743092 | Centre for Addiction and Mental Health | N/A |
| Terminated | Repeated Low-frequency Transcranial Magnetic Stimulation Reduces Cue-induced Craving: a Randomized, Prospectiv NCT01560351 | Nantes University Hospital | N/A |
| Unknown | Effectiveness of Therapy Treatment NCT01596478 | Problem Gambling Institute of Ontario | N/A |
| Withdrawn | Community Reinforcement Approach and Family Training (CRAFT) for Problem Gambling NCT01340274 | Colchester East Hants Health Authority | Phase 2 |
| Completed | Integrative Couple Treatment for Pathological Gambling NCT02240485 | Université du Québec à Trois-Rivières | N/A |
| Completed | Treatment of Pathological Gambling With Naltrexone Pharmacotherapy and Brief Intervention NCT01528007 | Finnish Institute for Health and Welfare | Phase 4 |
| Completed | Clinical Study to Determine if Ecopipam Can Reduce Urges to Gamble NCT01215357 | Emalex Biosciences Inc. | Phase 2 |
| Unknown | Deep Low-Frequency Repetitive Transcranial Magnetic Stimulation for Cessation of Pathological Gambling NCT01154712 | BeerYaakov Mental Health Center | Phase 1 |
| Completed | D1 and D2 Dopamine Receptors in Gambling and Amphetamine Reinforcement NCT02203786 | Centre for Addiction and Mental Health | Phase 2 |
| Completed | Cognitive-Motivational Behavior Therapy for Pathological Gamblers NCT01135264 | New York State Psychiatric Institute | N/A |
| Completed | Tolcapone Treatment of Pathological Gambling NCT00927563 | University of Chicago | Phase 2 |
| Completed | Topiramate Trial for Pathological Gamblers NCT01843699 | University of Sao Paulo | Phase 2 |
| Completed | Investigation of Naltrexone for Pathological Gambling NCT01057862 | Yale University | Phase 2 |
| Completed | Susceptibility to Pathological Gambling NCT01528982 | University of Chicago | N/A |
| Completed | A Pilot SMART Design for Pathological Gamblers NCT00685724 | UConn Health | N/A |
| Completed | Memantine Treatment Study of Pathological Gambling NCT00585169 | Yale University | Phase 2 |
| Completed | Acamprosate in the Treatment of Pathological Gambling NCT00571103 | University of Iowa | Phase 4 |
| Completed | Impulsivity in Pathological Gambling NCT00580567 | University of California, Los Angeles | — |
| Completed | Safety and Efficacy Trial of Olanzapine in Outpatients With Pathological Gambling NCT00438776 | Lindner Center of HOPE | Phase 3 |
| Completed | Cognitive Behavioral Therapy for Pathological Gambling NCT00337753 | University of Minnesota | Phase 2 |
| Completed | An Open-Label Study of N-Acetyl Cysteine in Pathological Gambling NCT00273702 | University of Minnesota | Phase 1 |
| Terminated | Topiramate in the Treatment of Pathological Gambling NCT00245583 | Icahn School of Medicine at Mount Sinai | Phase 3 |
| Completed | Nalmefene Gambling Study: Study of Nalmefene HCl in the Treatment of Pathological Gambling NCT00132119 | Somaxon Pharmaceuticals | Phase 2 / Phase 3 |
| Terminated | Functional Magnetic Resonance Imaging (fMRI) Studies in Pathological Gambling (PG) and Obsessive-Compulsive Di NCT00211822 | Icahn School of Medicine at Mount Sinai | — |
| Completed | Effects of Internet-based Treatment of Pathological Gambling NCT01381250 | Umeå University | N/A |
| Completed | Indicated Prevention With At-Risk Gamblers NCT00078273 | University of Washington | Phase 2 |
| Completed | Minimal and Brief Treatments for Pathological Gamblers NCT00203645 | University of Calgary | Phase 3 |
| Completed | Bupropion in the Treatment of Pathological Gambling NCT00055393 | University of Iowa | N/A |
| Unknown | Descriptive Study of a French Sample of "at Risk" and Pathological Gamblers Followed in a French Structure Spe NCT00360321 | Nantes University Hospital | — |