Amphetamine is a stimulant of the phenethylamine class found in ADHD-treatment drugs such as Adderall®, Vyvanse®, and ProCentra®. Because of its stimulant … Amphetamine is a stimulant and is used to trat narcolepsy and attention deficit disorder. Includes amphetamine side effects, … WARNING: ABUSE, MISUSE, AND ADDICTION. MAS-ER Capsules have a high potential for abuse and misuse, which can lead to the development of a substance use … Speed is a drug, also called \’amphetamine\’. It usually appears as a powder. Speed also has many nicknames, like you can see above. Amphetamine is a CNS stimulant that causes hypertension and tachycardia with feelings of increased confidence, sociability and energy. It suppresses appetite … Amphetamine. A powerful stimulant that keeps people alert, usually sold as an off-white or pinkish powder – that sometimes look like small crystals. Amphetamine is a CNS stimulant and sympathomimetic agent indicated for the treatment of Attention Deficit Hyperactivity Disorder (ADHD).