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Dr. Cathal Cadogan

Associate Professor (Pharmacy)


Cathal Cadogan is an Associate Professor in Pharmacy Practice at the School of Pharmacy and Pharmaceutical Sciences, Trinity College Dublin (TCD). Cathal completed both his BSc. (Pharm.) and PhD in TCD. He then worked as a post-doctoral researcher in the School of Pharmacy, Queen's University Belfast before being appointed as Lecturer in Pharmacy Practice in the School of Pharmacy, Royal College of Surgeons in Ireland. Cathal took up his current post in TCD in 2021. Cathal's main research interest focuses on developing supports to help people make informed decisions about starting and stopping/tapering psychotropic medication. Cathal sits on the Board of Directors of the Alliance for Benzodiazepine Best Practices ( and is an associate member of the International Institute for Psychiatric Drug Withdrawal. He is also an Associate Editor with the Cochrane Collaboration's EPOC Group and a member of the European Society of Clinical Pharmacy's Research Committee. Cathal welcomes queries from prospective Masters and Ph.D. students. For more information on tapering projects that Cathal is currently supervising, go to
  ADDICTION   Addiction and substance abuse   ADHERENCE   ADHERENCE TO THERAPY   BEHAVIORAL INTERVENTION   Behavioural change interventions   BENZODIAZEPINE   BENZODIAZEPINES   Cancer Screening   Cancer Survivorship   Clinical Pharmacy   community pharmacy   Health interventions and innovations   health services research   Intervention Design   Intervention Development   mixed methods   OLDER ADULTS   Pharmacy   PHARMACY PRACTICE   Pharmacy Research   pharmacy services   POLYPHARMACY   PRESCRIBING   PRESCRIBING BEHAVIOUR INFLUENCES   Prescribing patterns   PRIMARY CARE   QUALITATIVE RESEARCH   RATIONAL PRESCRIBING   Substance Use, Addiction   SYSTEMATIC REVIEW   Systematic reviews and meta analyses
 A mixed methods study of the community pharmacy workforce's preparedness for, and response to, the COVID-19 pandemic
 Development of a model of care for osteoarthritis in primary care in Ireland - A mixed methods study
 Improving healthcare students' competencies for behaviour change to effectively support self-management in chronic diseases (Train4Health)
 A randomised pilot study of a theory-based intervention to improve appropriate polypharmacy in older people in primary care (PolyPrime).
 Medicines optimisation for patients living with cancer and receiving palliative care

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Details Date
Board of Directors: Alliance for Benzodiazepines Best Practices 2021
Details Date From Date To
Member of the Pharmaceutical Society of Ireland 2009 Present
Member of the Cochrane Collaboration 2014 Present
Member of the European Society of Clinical Pharmacy 2017 Present
Member of the Palliative Care Research Network 2019 Present
Member of the European Association for Palliative Care 2020 Present
Member of the Alliance for Benzodiazepine Best Practices 2021
Weidmann AE, Cadogan CA, Fialová D, Hazen A, Henman M, Lutters M, Okuyan B, Paudyal V, Wirth F., How to write a successful grant application: guidance provided by the European Society of Clinical Pharmacy., Intrenational Journal of Clinical Pharmacy, 45, (3), 2023, p781 - 786, Notes: [Epub 2023 Mar 6.], Journal Article, PUBLISHED  DOI  Other  Other
Developing, Implementing and Evaluating Complex Services/Interventions, and Generating the Evidence in, Encyclopedia of Evidence in Pharmaceutical Public Health and Health Services Research in Pharmacy, Springer, 2022, pp , [Cadogan C], Book Chapter, PUBLISHED
Lynch T, Ryan C, Cadogan CA., 'I just thought that it was such an impossible thing': A qualitative study of barriers and facilitators to discontinuing long-term use of benzodiazepine receptor agonists using the Theoretical Domains Framework., Health expectations : an international journal of public participation in health care and health policy, 25, (1), 2022, p355-365 , Journal Article, PUBLISHED  DOI
Cadogan CA., Pharmacist interventions to deprescribe benzodiazepines in older adults: A missed opportunity?, Research in social & administrative pharmacy : RSAP, 2022, pS1551-7411(22)00176-0 , Journal Article, PUBLISHED  DOI
Susan M Patterson, Cathal Cadogan, Heather E Barry, Kathleen E Bennett, Carmel Hughes, Cross-sectional questionnaire study of the experiences of community pharmacists in Northern Ireland during the early phases of the COVID-19 pandemic: preparation, experience and response, BMJ Open, 2022, Journal Article, PUBLISHED  DOI
Susan M Patterson, Cathal A Cadogan, Heather E Barry, Carmel M Hughes, "It stayed there, front and centre": perspectives on community pharmacy"s contribution to front-line healthcare services during the COVID-19 pandemic in Northern Ireland, BMJ Open, 2022, Journal Article, PUBLISHED  DOI
Boland M, Higgins A, Sheaf G, Cadogan C, Mobile phone applications to support psychotropic tapering: a scoping review protocol, HRB Open Res, 5, (18), 2022, Notes: [], Journal Article, PUBLISHED
Ni Sheachnasaigh E., Cadogan C., Strawbridge J., Sahm L.J., Ryan C., A scoping review of the methods and processes used by regulatory bodies to determine pharmacists" readiness for practice, Research in Social and Administrative Pharmacy, 2022, Journal Article, PUBLISHED  DOI
Barry A, Lewin S, Cadogan CA, Applying the intervention Complexity Assessment Tool to brief interventions targeting long-term benzodiazepine receptor agonist use in primary care: Lessons learned., BMC primary care, 2022, Journal Article, PUBLISHED  DOI
Lynch T., Ryan C., Bradley C., Foster D., Huff C., Hutchinson S., Lamberson N., Lynch L., Cadogan C., Supporting safe and gradual reduction of long-term benzodiazepine receptor agonist use: Development of the SAFEGUARDING-BZRAs toolkit using a codesign approach, Health Expectations, 25, (4), 2022, p1904 - 1918, p1904-1918 , Journal Article, PUBLISHED  DOI

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Award Date
Royal Irish Academy Charlemont Scholar 2018 2018
RCSI StAR International Academic Engagement Fellowship 2018 2018