What are do's and dont's when responding to opioid overdose?

Do's (attend persons ABCs admin oxygen chest compression... administer naloxone 1 or 2 doses, put pt in recovery position, stay with person and keep him warm) Dont's (slap/forcefully stimulate person may be unconscious, put in cold bath due to risk of falling and shock, inject with substance only use naloxone, make him vomit he will choke and lead to lung injury)