Justin Sauer, Colin O'Gara: MRCPsych Part I: Passing the OSCE. 2/2005; A Hodder Arnold., ISBN: 9781444114515
C. O'Gara: The gambling control bill: time for action. Irish journal of psychological medicine 12/2017;, DOI:10.1017/ipm.2017.77
D. Columb, C. O'Gara: A national survey of online gambling behaviours. Irish journal of psychological medicine 11/2017;, DOI:10.1017/ipm.2017.64
C. Gallagher, Z. Radmall, C. O'Gara, T. Burke: Anxiety and depression among patients with alcohol dependence: co-morbid or substance-related problems?. Irish journal of psychological medicine 07/2017;, DOI:10.1017/ipm.2017.25
C. Gallagher, Z. Radmall, C. O'Gara, T. Burke: Effectiveness of a national 'Minnesota Model' based residential treatment programme for alcohol dependence in Ireland: outcomes and predictors of outcome. Irish journal of psychological medicine 07/2017;, DOI:10.1017/ipm.2017.26
Daniel Clear, Colin O'Gara: Clinical Manual of Addiction Psychopharmacology, 2nd Edition. Edited byKranzler Henry R.,Ciraulo Domenic A. andZindel Leah R. (463pp.; ISBN978-1-58562-440-9). American Psychiatric Publishing, Paperback,2014.. Irish journal of psychological medicine 12/2014; 31(04):289., DOI:10.1017/ipm.2014.43
John Stapleton, Robert West, Peter Hajek, Jenny Wheeler, Eleni Vangeli, Zeinab Abdi, Colin O'Gara, Hayden McRobbie, Kirsty Humphrey, Rachel Ali, John Strang, Gay Sutherland: Randomized trial of nicotine replacement therapy (NRT), bupropion and NRT plus bupropion for smoking cessation: Effectiveness in clinical practice. Addiction 12/2013; 108(12)., DOI:10.1111/add.12304
John Andrew Stapleton, Gay Sutherland, Colin O'Gara, Lucy I Spirling, David Ball: Association between DRD2/ANKK1 Taq1A genotypes, depression and smoking cessation with nicotine replacement therapy. Pharmacogenetics and Genomics 04/2011; 21(8):447-53., DOI:10.1097/FPC.0b013e328347473a
John Paul Lyne, Brian O'Donoghue, Maurice Clancy, Colin O'Gara: Comorbid Psychiatric Diagnoses Among Individuals Presenting to an Addiction Treatment Program for Alcohol Dependence. Substance Use & Misuse 02/2011; 46(4):351-8., DOI:10.3109/10826081003754757
J. Luty, C. O'Gara, M. Sessay, A. Sarkhel: A survey of community drug team prescribing policies and client views. Journal of Substance Use 01/2010; 15(1):51-59., DOI:10.3109/14659890902967073
J Lyne, B O'Donoghue, M Clancy, A Kinsella, C O'Gara: Concurrent cocaine and alcohol use in individuals presenting to an addiction treatment program. Irish Journal of Medical Science 08/2009; 179(2):233-7., DOI:10.1007/s11845-009-0385-6
Dr Jason Luty, Colin O'Gara: Validation of the 13-Item Beck Depression Inventory in alcohol-dependent people. International Journal of Psychiatry in Clinical Practice 07/2009; 10(1):45-51., DOI:10.1080/13651500500410117
Jason Luty, Arghya Sarkhel, Colin O'Gara, Okon Umoh: Prevalence of childhood attention deficit hyperactivity disorder in opiate-dependent adults. International Journal of Psychiatry in Clinical Practice 07/2009; 11(2):157-162., DOI:10.1080/13651500601017449
Colin O'Gara, Francis Keaney, David Best, Jennifer Harris, Annabel Boys, Feargal Leonard, Michael Kelleher, John Strang: Substance misuse training among psychiatric doctors, psychiatric nurses, medical students and nursing students in a South London psychiatric teaching hospital. Drugs: Education Prevention and Policy 07/2009; 12(4):327-336., DOI:10.1080/09687630500083691
J. Luty, C. O'Gara, M. Sessay, A. Sarkhel: A survey of community drug team prescribing policies and client views. Journal of Substance Use 01/2009;, DOI:10.1080/14659890902967073
Colin O'Gara, Jo Knight, John Stapleton, Jason Luty, Ben Neale, Matt Nash, Patricia Heuzo-Diaz, Farzana Hoda, Sarah Cohen, Gay Sutherland, David Collier, Pak Sham, David Ball, Peter McGuffin, Ian Craig: Association of the serotonin transporter gene, neuroticism and smoking behaviours. Journal of Human Genetics 02/2008; 53(3):239-46., DOI:10.1007/s10038-007-0243-1
Bruce Trathen, Colin O'gara, Arghya Sarkhel, Mohammed Sessay, Harish Rao, Jason Luty: Co-morbidity and cannabis use in a mental health trust in South East England. Addictive Behaviors 11/2007; 32(10):2164-77., DOI:10.1016/j.addbeh.2007.02.015
John A Stapleton, Gay Sutherland, Colin O'Gara: GENETIC STUDY: Association between dopamine transporter genotypes and smoking cessation: a meta‐analysis. Addiction Biology 07/2007; 12(2):221-6., DOI:10.1111/j.1369-1600.2007.00058.x
Jason Luty, Daniel Fekadu, Colin O'Gara, John Gallagher, Okon Umoh, Harish Mahadevappa: Professional status of psychiatrists: good but not great..
Colin O'Gara, John Stapleton, Gay Sutherland, Camila Guindalini, Ben Neale, Gerome Breen, David Ball: Dopamine transporter polymorphisms are associated with short-term response to smoking cessation treatment. Pharmacogenetics and Genomics 02/2007; 17(1):61-7., DOI:10.1097/01.fpc.0000236328.18928.4c
John Gallagher, Colin O'Gara, Mohammed Sessay, Jason Luty: Nurse Prescribing in addiction services: client benefits. Nursing standard: official newspaper of the Royal College of Nursing 08/2006; 20(48):42-4., DOI:10.7748/ns2006.08.20.48.42.c4480
Colin O'Gara:Understanding street drugs. A handbook of substance misuse for parents, teachers and other professionals(2nd edn). Addiction 07/2006; 101(7), DOI:10.1111/j.1360-0443.2006.01547.x
C. O'Gara, Ronan McIvor: Smoke-free psychiatric services. Psychiatric Bulletin 07/2006; 30(7):241-242., DOI:10.1192/pb.30.7.241
Camila Guindalini, Mark Howard, Kate Haddley, Ronaldo Laranjeira, David Collier, Nik Ammar, Ian Craig, Colin O'Gara, Vivian J Bubb, Tiffany Greenwood, John Kelsoe, Phil Asherson, Robin M Murray, Adauto Castelo, John P Quinn, Homero Vallada, Gerome Breen: A dopamine transporter gene functional variant associated with cocaine abuse in a Brazilian sample. Proceedings of the National Academy of Sciences 04/2006; 103(12):4552-7., DOI:10.1073/pnas.0504789103
I. Boenneken, J. Gallagher, M. Sessay, C. O'Gara, J. Luty: Independent prescribing of CDs to addicts by pharmacists is long overdue. Pharmaceutical Journal 02/2006; 276(7387).
Named contributor (see preface) to: The Maudsley Handbook of Practical Psychiatry, Fifth edition. Oxford Medical Publications, Oxford. Edited by David Goldberg and Robin Murray. 2006.
C. O'Gara: Psychiatric patients and gene-based smoking cessation packages. Psychiatric Bulletin 01/2006; 30(1):1-2., DOI:10.1192/pb.30.1.1
Jason Luty, Colin O'Gara, Mohammed Sessay: Is methadone too dangerous for opiate addiction?. BMJ (editorial) 01/2006; 331(7529):1352-3., DOI:10.1136/bmj.331.7529.1352
Michael J A Kelleher, Patrick J Keown, Colin O'Gara, Francis Keaney, Michael Farrell, John Strang: Dying for heroin: The increasing opioid-related mortality in the Republic of Ireland, 1980-1999. The European Journal of Public Health 01/2006; 15(6):589-92., DOI:10.1093/eurpub/cki048
O'Gara, C. (2005). Dying for a drink. Kings College London. Kings College London Virtual Campus. PILON: Phase 3 Interactive learning online http://gktvc1.kcl.ac.uk/phase3/
Camila Guindalini, Colin O'Gara, Ronaldo Laranjeira, David Collier, Adauto Castelo, Homero Vallada, Gerome Breen: A GSTP1 functional variant associated with cocaine dependence in a Brazilian population. Pharmacogenetics and Genomics 12/2005; 15(12):891-3., DOI:10.1097/01213011-200512000-00007
Camila Guindalini, C O'Gara, Ronaldo Laranjeira, D Collier, A Castelo, Homero Vallada, Gerome Breen: A GTP1 function variant associated with cocaine abuse in the Brazilian population. American Journal of Medical Genetics Part B Neuropsychiatric Genetics 09/2005; 138B(1):85.
C. O'Gara: Pharmacogenetics and addiction services. Psychiatric Bulletin 11/2004; 28(11):426-427., DOI:10.1192/pb.28.11.426-c
C O'Gara, J Sauer: Recruitment and retention in psychiatry. The British Journal of Psychiatry 09/2002; 181(02):163., DOI:10.1017/S0007125000161902
O'Gara, C. Substance misuse training: potluck? (2002). Newsletter of Faculty of General Adult Psychiatry, Royal College of Psychiatrists. Spring/Summer.
Columb D, O'Gara C (2017) "A National Survey of Online Gambling Behaviours". Irish College of Psychiatrists Winter Conference 2017, Dunboyne Castle Hotel, Co Meath.
Gallagher C, Radmall Z, O'Gara C, Burke T: The Alcohol Treatment Programme at St John of Gods Hospital: Outcomes and Predictors of Outcome.. Annual SJOG Research Study Day; 09/2010
MW Nash, IW Craig, PC Sham, C O'Gara, D Ball: Variation in the BDNF gene contributes to alcohol consumption levels in the population. 13th World Congress on Psychiatric Genetics; 09/2005
O'Gara, C., Guindalini, C., Neale, B.M., Sutherland, G., Ball, D., Breen, G., Stapleton, J. (2005). Association of dopamine transporter polymorphisms and short-term response to nicotine replacement therapy in a smoking cessation clinic. Royal College of Psychiatrists. Annual Residential Meeting of the Faculty of Substance Misuse, 5th-6th May.
Breen, G., Guindalini, C., Howard M., Laranjeira, R., Collier D., Ammar N., Craig, I. O'Gara, C., Bubb V., Greenwood, T., Kelsoe J., Asherson P., Murray R.M., Castelo, A. Quinn, J.P., Vallada , H. (2005). A dopamine transporter gene functional variant associated with cocaine abuse in a Brazilian sample. Royal College of Psychiatrists. Annual Residential Meeting of the Faculty of Substance Misuse, 5th-6th May.
O'Gara, C., Stapleton, J., Sutherland, G., Ball, D. (2004). The Role of DRD2 variants in influencing treatment outcome in nicotine dependent subjects. World Congress on Psychiatric Genetics, Dublin, Ireland. October 11th, Burlington Hotel. American Journal of Medical Genetics Part B Neuropsychiatric Genetics, 130B, 112.
Leonard, F., Keaney, F., Boys, A., Kelleher, M., O'Gara, C., Marshall, E.J., & Strang, J. (2003). 'Not in my backyard': Attitudes of NHS Psychiatrists, Psychiatric Nurses and Medical Students towards workplace substance use policies. Joint symposium of the Society for the Study of Addiction and the Faculty of Substance Misuse of the Royal College of Psychiatrists, 28-29th November 2002, Queen's Hotel Leeds, England. Addiction Biology 8, 248-249.