[The Irish News] , Madden, Andrew Major hike in people given emergency help for heroin overdose with Naloxone drug [Northern Ireland]. (10 Oct 2016)

[The Irish News] , Madden, Andrew Northern Ireland needle exchange demand up 50 per cent in five years. (13 Dec 2016)

[Belfast Telegraph] , Madden, Andrew Surge in use of jab to counter heroin overdoses in Northern Ireland. (24 May 2019)