If you found illegal drugs in your child's room, would you be able to recognize them? Would you know the difference between harmless allergy medication and dangerous stimulants or sedatives? These photo galleries show the most commonly abused illegal, prescription and over-the-counter drugs.

More Information:

• Commonly Abused Drugs
  
• What Is Substance Abuse?
  
• Frequently Asked Questions

^{Photo: DEA}