Issues with HHC include its potency, which was unknown, and long-term effects it might have on the health of young people.

"Another person in Clonakilty...was diagnosed with substance induced psychosis following vaping HHC, and had attempted to self-harm and required ission to [a] psychiatric unit," councillor Isobel Towse said.

The product safety alert, issued publicly by the HSE in recent days, includes a warning for the ADADA A8 1200 puff in the Vanilla Coke flavour; The Crystal PRO MAX 4000+ puff, in the Watermelon Ice flavour; the Savage Vape in Kiwi ion Fruit Guava flavour; and the McKesse MK Bar 7000 12ml in the Lime Mojito flavour.

Fianna Fáil councillor for Cork City North West John Sheehan brought forward a motion at a recent meeting of the Regional Health Forum South at Cork County Hall that the forum would call on the Minister for Health to bring in further measures to restrict the widespread use of vaping products among non-smokers, especially in of marketing and availability.