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.
Delayed cerebral ischaemia. Delayed cerebral ischaemia, or vasospasm, is another serious and common complication of a subarachnoid haemorrhage. This is when the supply of blood to the brain becomes dangerously low, disrupting the normal functions of the brain and causing brain damage. It's most common a few days after the first haemorrhage.
Vasoconstriction is a narrowing of the blood vessels resulting from contracting of the muscular wall of the vessels. When blood vessels constrict, the flow of blood is restricted or slowed.It is the opposite of vasodilation, the widening of blood vessels.Factors causing vasoconstriction are called vasoconstrictor, also vasopressors or simply pressors. Vasoconstriction usually results in an increase of the blood pressure.Vasoconstriction may be slight or severe.t is the opposite of vasodilation, the widening of blood vessels. Factors causing vasoconstriction are called vasoconstrictor, also vasopressors or simply pressors. Vasoconstriction usually results in an increase of the blood pressure. Vasoconstriction may be slight or severe.