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2.

[Report] An Garda Siochana. (2025) An Garda Síochána annual report 2024. Dublin: An Garda Siochana.

3.

[Report] House of Commons Justice Committee. (2025) Tackling the drugs crisis in our prisons. London: House of Commons.

4.

[Report] Morris, Sarah and Hill, Suzanne and McManus, Sally and Brugha, ​​Traolach (2025) Adult psychiatric morbidity survey: survey of mental health and wellbeing, England, 2023/4. London: NHS England.

5.

[Report] Public Health Scotland. (2025) Rapid Action Drug Alerts and Response (RADAR) quarterly reports 2025. Edinburgh: Public Health Scotland.

6.

[Video] HSE Health and Wellbeing. (2025) Parents matter – vaping products & psychoactive substances: what you should know as a parent. Health Service Executive.

7.

[News] [RTE News] , Byrne, Claire and Keenan, Eamon HSE lead on addiction Professor Eamon Kennan. (10 Sep 2025)

8.

[FactSheet] Ireland. Department of Health. (2025) HHC (Hexahydrocannabinol). Dublin: Department of Health.

9.

[News] Ireland. Department of Health. [Department of Health] Ministers for Health announce that HHC is now classified as an illegal drug. (29 Jul 2025)

10.

[Dail Debates] [Oireachtas] Dáil Éireann debate. Question 2604 – Departmental regulations [THC products] [41090/25]. (29 Jul 2025)

11.

[Dail Debates] [Oireachtas] Dáil Éireann debate. Question 2678 – Medicinal products [HHC] [41325/25]. (29 Jul 2025)

12.

[Dail Debates] [Oireachtas] Dáil Éireann debate. Question 2716 – Legislative measures [HHC] [41666/25]. (29 Jul 2025)

13.

[Dail Debates] [Oireachtas] Dáil Éireann debate. Question 2717 – Legislative measures [cannabinoids] [41667/25]. (29 Jul 2025)

14.

[Dail Debates] [Oireachtas] Dáil Éireann debate. Question 2728 – Misuse of drugs [HHC] [41719/25]. (29 Jul 2025)

15.

[News] [thejournal.ie] , Sherlock, Marie Time to face the reality of synthetic drug use among young people. (26 Jul 2025)

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[Article] Duddy, Claire (2025) What are synthetic drugs? House of Commons Library Insight,

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[Article] O'Mahony, Brian and Lanigan, Sarah and Lally, Níall and O'Malley, Andrew and Smyth, Bobby and McDonald, Colm and Hallahan, Brian (2025) Novel substance, same old problems: admissions of psychosis precipitated by hexahydrocannabinol, a widely available semi-synthetic cannabinoid. BJPsych Bulletin, pp. 1-6. 10.1192/bjb.2025.85

18.

[Dail Debates] [Oireachtas] Dáil Éireann debate. Question 336 – Healthcare policy [Vapes, pouches, HHC] [38401/25]. (10 Jul 2025)

19.

[Dail Debates] [Oireachtas] Dáil Éireann debate. Question 859 – Misuse of drugs [HHC] [37721/25]. (08 Jul 2025)

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[Report] Western Region Drug and Alcohol Task Force, Planet Youth. (2025) Growing up in the west: Planet Youth report 2025: County Roscommon. Galway: Western Region Drug and Alcohol Task Force.

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[Report] Western Region Drug and Alcohol Task Force, Planet Youth. (2025) Growing up in the west: Planet Youth report 2025: Galway city. Galway: Western Region Drug and Alcohol Task Force.

24.

[Report] Western Region Drug and Alcohol Task Force, Planet Youth. (2025) Growing up in the west: Planet Youth report 2025: Galway county. Galway: Western Region Drug and Alcohol Task Force.

25.

[News] [RTE News] , Kenny, Aisling 169 young people sought treatment for HHC drug in last 18 months - Health Research Board. (30 Jun 2025)

26.

[News] [Limerick Post] , English, Bernie Limerick teens sent to psych wards after using legal vape substance. (26 Jun 2025)

27.

[Dail Debates] [Oireachtas] Dáil Éireann debate. Question 1585, 1614, 1615 – Healthcare policy [HHC] [30333/25, 30523/25, 30524/25]. (10 Jun 2025)

28.

[FactSheet] HRB National Drugs Library. (2025) Factsheet: New psychoactive substances (NPS) - the Irish situation. Dublin: HRB National Drugs Library.

29.

[Report] European Union Drugs Agency. (2025) Drug-induced deaths – the current situation in Europe (European Drug Report 2025). Lisbon: EUDA.

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[Report] European Union Drugs Agency. (2025) Harm reduction – the current situation in Europe (European Drug Report 2025). Lisbon: EUDA.

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[Report] European Union Drugs Agency. (2025) New psychoactive substances – the current situation in Europe (European Drug Report 2025). Lisbon: EUDA.

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[Report] European Union Drugs Agency. (2025) Understanding Europe’s drug situation in 2024 – key developments (European Drug Report 2025). Lisbon: EUDA.

33.

[Dail Debates] [Oireachtas] Dáil Éireann Debate. Question 584 – Tobacco control measures [HHC vapes] [26759/25]. (27 May 2025)

34.

[News] [Irish Examiner] , Murphy, Ann HHC: The drug sold on Irish main streets that’s sending teens to hospital. (17 May 2025)

35.

[FactSheet] National Drug and Alcohol Research Centre. (2025) NDARC fact sheet: cannabis. Sydney: National Drug and Alcohol Research Centre.

36.

[Dail Debates] [Oireachtas] Dáil Éireann Debate. Question 324 – Misuse of Drugs [24971/25]. (15 May 2025)

37.

[Dail Debates] [Oireachtas] Dáil Éireann debate. Question 203 - Health promotion [HHC products] [24020/25]. (13 May 2025)

38.

[Dail Debates] [Oireachtas] Seanad Éireann debate. Vol. 305 No. 10 An tOrd Gnó - Order of Business [HHC products]. (07 May 2025)

39.

[Report] Advisory Council on the Misuse of Drugs. (2025) ‘Semi-synthetic’ cannabinoids: cannabinoids related to tetrahydro- cannabinol and cannabidiol. London: Advisory Council on the Misuse of Drugs.

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