Question

What are the major biological and psychological effects of using opiates such as morphine and heroin?

Answer 1

Biological Effects

Slurred speech, inattention and dilated pupils can be seen in users of morphine and heroin
Opiates are Central Nervous System(CNS) depressants, which means it slows down the functioning of CNS and cause sleepiness, drowsiness and sedation.
It slows down breathing and can lead to respiratory depression. In extreme cases, this respiratory depression can cause oxygen deprivation and lead to organ failure.
Opiates cause the digestive system to slow down and can cause constipation. In more serious cases, it can lead to small bowel obstruction.
Nausea is common in users of opiates, and also this lead to vomiting.
Psycho motor impairment, loss of coordination and slowing down of muscular movements is seen.
If used excessively, it can adverse effect the liver.

Psychological Effects

A person starts to feel increasingly relaxed and anxiety starts to lower and thoughts also slow down, also drowsiness happens.
Feelings of euphoria, which is feeling extremely good and high happens when a person states opiates.
Mental clouding and confusion can be caused. Pain reliving and sedative and calming effects can be seen.