Health Minister Terrence Deyalsingh is saying that all protocols were followed in the treatment of Christopher Phillips at the Port of Spain General Hospital.
The man's death sparked public outrage after video footage showed him writhing in pain on the hospital's lawn area.
The NWRHA is investigating what went wrong and the ministry of health launched its own separate investigation into the incident today.
But even before both investigations are complete, the health minister says the hospital is not to blame.
Reporter Ria Rambally has more.