Ritalin is a prescription medication given for the treatment of ADD (Attention Deficit Disorder) and ADHD (Attention Deficit Hyperactivity Disorder) and Narcolepsy. It is also used recreationally and thus illegally when a person does not have a prescription by some individuals.

These stimulants are often prescribed to individuals for a number of disorders, most notably ADHD. Adderall, which is given to individuals who suffer from this condition, is an amphetamine. Though it is a legal drug, it is often abused and used recreationally.

Caffeine is a substance found in a variety of foods, including chocolate, coffee, soda and tea. It is a stimulant and individuals who consume products which contain it, will become energized. When taken in small amounts, there are few negative effects. However, when too much is consumed, it can cause headaches, insomnia and affect a person?s heart rhythm.

Cocaine is an extremely powerful stimulant that is potentially very addicting. It is one of the most abused drugs in the United States. Cocaine can be snorted, taken intravenously, freebased (crack) and smoked.

Crack is an extremely powerful stimulant that is very addicting. The use of this drug reached epidemic levels in the 1980s in some neighborhoods. Crack is freebased cocaine but is much cheaper and its effects shorter. A high from crack does not last very long. Subsequently, addicts become consumed with chasing their next high.

Crystal methamphetamine is a very addicting stimulant. On the street, it is known as ice, meth and crank. Crystal meth is very potent and has high purity levels. It is mostly smoked but can also be injected or snorted. This drug is cheap and a high from it lasts a long time, much longer then other commonly abused drugs, such as crack and cocaine.

Diet pills are available over-the-counter. They may also be prescribed by ones doctor. These types of pills (may) help individuals lose weight a number of ways. Some speed up the metabolism, others burn fat and still others block certain types of foods from being absorbed by the body. There is some debate regarding the safety of diet pills. There have been instances where they have been known to cause heart problems.

Ecstasy is a psychoactive drug. It is a well known club drug and used mostly by young persons. It comes in tablet form, is a stimulant and a hallucinogenic.