Most users develop tolerance for nicotine and need greater amounts to produce a desired effect. Cigarettes are highly addictive. About Alcohol Alcohol abuse is a pattern of problem drinking that results in health consequences, social, problems, or both. However, alcohol dependence, or alcoholism, refers to a disease that is characterized by abnormal alcohol-seeking behavior that leads to impaired control over drinking. About Ecstasy Ecstasy is an illegal synthetic, or designer, drug.
Designer drugs mimic an already illegal drug by slightly altering the chemical composition.
Ecstasy is also called MDMA, which stands for methylenedioxymethamphetamine. Ecstasy acts as a stimulant to the central nervous system. Ecstasy can be found in a capsule or pill form, of various colors. It may also be in powder form. Serotonin is a neurotransmitter in the brain, which controls activities such as regulating aggression, thinking, sleeping, eating, sensitivity to pain, and mood.