There was a 50 percent increase in the number of people treated for cocaine use last year.
The latest figures from the Health Research Board show 2,254 people received cocaine treatment in 2018, up from 1,500 the previous year and more than treble the number from 2012.
In 2018 there were 10,274 case of drug treatment around the country.
The Health Research Board figures show opiates such as heroin remain the most common drug people are treated for, making up 42 percent of cases.
But 22 percent of treatments are now for those taking cocaine, rivaling cannabis at 23 percent, with benzodiazepines accounting for 10 percent.
Almost a third of people receiving drug treatment for the first time are for cocaine, up from a tenth in 2012.
Darren Morrissey, Chief Executive at the HRB, outlines the likely reason behind the increase in cocaine treatments:
The research also shows under 18s make up just over one in ten of all new cases presenting for drug treatment.