Dangers and Long-Term Effects of Cocaine Abuse. Risk of overdose, damage to the nose and nasal passages, what are the long term effects of use? Cocaine addicts can develop a chronic runny nose and find that their ability to smell is impaired, and their ability to taste also decreased.
A cerebral vasospasm is the term used to describe when a brain artery or smaller brain blood vessels narrow. A blood vesselâs central lumen becomes narrow in response to the vessel wall contraction. This constriction prohibits blood flow.
Laryngospasm is a rare but frightening experience. When it happens, the vocal cords suddenly seize up or close when taking in a breath, blocking the flow of air into the lungs. People with this condition may be awakened from a sound sleep and find themselves momentarily unable to speak or breathe.