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What Are Amphetamines?

What Are Amphetamines?

Amphetamines (am-FET-eh-meenz)  are very addictive stimulants. They speed up functions in the brain and body. They come in pills or tablets. Prescription diet pills also fall into this category of drugs.

What Else Are Amphetamines Called?

speed, uppers, dexies, bennies, hearts, truck drivers, black beauties, ice

How Are Amphetamines Used?

Amphetamines are swallowed, smoked, snorted, or injected.

What Do Amphetamines Do?

No matter how a person takes amphetamines, these drugs hit with a fast high, making the user feel powerful, alert, and energized.

These "uppers" pump up heart rate, breathing, and blood pressure, and can also cause sweating, shaking, headaches, sleeplessness, and blurred vision.

Long or lasting use may cause hallucinations and intense paranoia.

Even after users stop taking amphetamines, they may still have problems such as aggression, anxiety, and strong cravings for the drugs.

Where Can I Find Help?

If you or someone you know is fighting drug addiction, recovery is possible. Talk to your health care provider or check your state or local health department websites.

You also can get more information and support by calling 1-800-662-HELP (4357), or online at:

Reviewed by: KidsHealth Medical Experts
Date Reviewed: Mar 1, 2023

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