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Smoking or injecting into a vein (shooting up): Effects (the 'rush') start right away and are intense and last a few minutes.

How fast you feel the effects of amphetamines depends on how they are used:

Wanting to be with and talk to people (more sociable).

They are both illicit stimulants that carry extreme health risks. However, the drugs have important similarities that outweigh their differences. Like cocaine in other forms, crack rock acts as a local anesthetic, numbing the tongue or mouth only where directly placed. While meth is manmade and produces a quick rush followed by a long-lasting high, crack comes from a plant and provides a short-term high. Purer forms of crack resemble off-white, jagged-edged 'rocks' of a hard, brittle plastic, with a slightly higher density than candle wax.

Feeling more in control, self-confident On a surface level, crack and meth have important differences.

Feeling as if your thinking is extremely clear.

Joy (euphoria, or 'flash' or 'rush') and less inhibition, similar to being drunk.

Using amphetamines may cause pleasurable effects such as: It is also called the feel-good brain chemical. Dopamine is a chemical that is involved with mood, thinking, and movement. Others use them to boost their performance in sports.Īmphetamines also cause the brain to release dopamine. Some people use amphetamines to help them stay awake on the job or to study for a test. As a result, you are more alert and physically active. They make the messages between your brain and body move faster.

Amphetamine crack wax