Cocaine Cocaine stimulates the central nervous system. Immediate physical effects include dilated pupils and increased blood pressure, heart rate, respiratory rate and body temperature. Occasional use can cause a stuffy or runny nose, while chronic use may destroy nasal tissues. Following the high of extreme happiness and a sense of unending energy is a cocaine crash including depression, dullness, intense anger and paranoia. Injecting cocaine with contaminated equipment can cause AIDS, hepatitis and other diseases.
Tolerance develops rapidly, and psychological and physical dependency can occur.
Crack or rock is extremely addictive and produces the most intense cocaine high. The use of cocaine can cause kidney damage, heart attacks, seizures and strokes due to high blood pressure. Death can occur by cardiac arrest or respiratory failure. Stimulants Amphetamines and other stimulants include ecstasy and ice. The physical effects produced are elevated heart and respiratory rates, increased blood pressure, insomnia and loss of appetite.