here are the answers to the Commonly abused drugs quiz.

Drugs that slow brain and body activities are called
C: Depressants

Drugs that increase brain and body activities are called
B: Stimulants

Drugs that overload the brain with sensory information are called
A: Hallucinogens

______ occurs when two drugs being taken at the same time cancel out each other affects.
A: Drug antagonism

A legal drug obtained without written orders from a doctor is called a(n)
B: Over-the-counter drug

Great! Now that we have the answers to the Commonly abused drugs quiz, let's go through them step-by-step:

1. Drugs that slow brain and body activities are called:
- The correct answer is C: Depressants.

2. Drugs that increase brain and body activities are called:
- The correct answer is B: Stimulants.

3. Drugs that overload the brain with sensory information are called:
- The correct answer is A: Hallucinogens.

4. ______ occurs when two drugs being taken at the same time cancel out each other's effects:
- The correct answer is A: Drug antagonism.

5. A legal drug obtained without written orders from a doctor is called a(n):
- The correct answer is B: Over-the-counter drug.

If you have any more questions or need further clarification, feel free to ask!

thanks pookie

Possible additional question:

Drugs that alter perception, mood, and behavior, and have no medical use, are called
D: Illicit drugs