Crack is a pure form of cocaine. This is called crack due to the crackling sound that is heard when the mixture of heated sodium bicarbonate and water which removes hydrochloride is smoked. 

Cocaine addicts would rather prefer smoking the drug than injecting it because smoking makes the drug reach the brain much quicker and gives a high immediately.  Addiction help for crack and cocaine can be administered through well known rehab centers.

Administration of cocaine triggers the nervous system. The drug obstructs the process of dopamine, which is a chemical messenger and is linked with pleasure and movement.

The usual effects of cocaine are dilated pupils, increased temperature, heart rate and blood pressure. Some of the immediate effect on the system after consumption of cocaine includes lack of mental clarity, reduced fatigue, and hyper-simulation.  Sometimes one could also feel restlessness, anxiety, and could get irritated easily. These are cocaine addiction signs that someone is using the drug.  Once the signs of cocaine addiction are determined, it is best to get some crack or cocaine addiction help, to help the patient get out of their delusionary behavior.

A very high dose of cocaine could either trigger paranoia or also cause death. There have been instances when people have died on the very first instance of administering the drug. People addicted to crack cocaine could also behave in an aggressive manner. Usually, when people try get off this habit, they go into depression which makes them get back to this drug. Snorting cocaine could also lead to ulceration of the mucous membrane and could damage the nasal septum. Usually cocaine addicts die of either a cardiac arrest or seizures. These are some other crack cocaine addiction symptoms to watch out for.  Although not easy, drug rehab centers are popularly known not only to help the addict, but also get the family closer so that the addict is also benefited.