Final answer:
Heroin toxicity occurs when a person has taken too much heroin and can be life threatening. Treatment involves supportive care and the use of naloxone to reverse the effects of the heroin.
Step-by-step explanation:
Heroin toxicity occurs when a person has taken too much heroin, leading to a range of symptoms and potentially life-threatening complications. The effects of heroin toxicity can include respiratory depression, pinpoint pupils, drowsiness, confusion, and even coma or death. Treatment for heroin toxicity typically involves supportive care, such as monitoring vital signs and providing oxygen. In severe cases, naloxone may be administered to reverse the effects of the heroin and restore normal breathing.