Immediate reactions to cocaine Cocaine, by stimulating the nervous system, causing more frequent in heart rate and constricts blood vessels. This increases the risks of cardiovascular problems. In the first occasions that once consumed, causes loss of appetite and euphoria. When they pass these effects, the consumer enters into a mood opposite, which has depression, anxiety and fear. Problems in the body: Unit, for what it perceives that it is impossible to stop taking the substance. Cardiovascular problems, irregular heartbeat, heart failure, heart attack. Neurological problems, tachycardia and bleeding in the brain tissue. Lung problems such as fluid in the lungs, severe asthma and respiratory disorders. Sexual dysfunction, loss of smell, nasal irritation and bleeding, nausea and headache. Mental problems Psychosis, paranoia, depression, anxiety. Aggressive, violent and criminal. Insomnia. Stroke Death