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.
Patients who have experienced a cerebral vasospasm often also have stroke-like symptoms: 1  Numbness or weakness of the face, arm or leg, especially on one side of the body. 2  Confusion. 3  Trouble speaking.  Trouble seeing in one or both 1  eyes. Trouble walking.  Dizziness, loss of balance or 1  coordination. Severe headache with no known  cause.