Loss of appetite. The initial effects of using cocaine and crack can give the user a very pleasant experience. With continued use, however, a physical tolerance develops and the psychological effects become more severe. Some of the more common effects include the following. Aggressive or violent behavior.
Users risk death in the following ways every time the drug is taken.
This drug can cause massive brain seizures. The seizure disrupts breathing and stops the lungs from working. Suffocation results, and the lack of oxygen causes death. This drug raises the heartbeat and compresses the arteries. The heart loses the oxygen it needs to operate, and the user dies of a heart attack.