Methylamphetamine

Methylamphetamine may refer to:

• Phentermine, α-methylamphetamine
• 2-Phenyl-3-aminobutane, β-methylamphetamine
• Methamphetamine, N-methylamphetamine
• Methamphetamine hydrochloride, "crystal meth"
• Ortetamine, 2-methylamphetamine
• 3-Methylamphetamine
• 4-Methylamphetamine