Answer: Inhibiting
Step-by-step explanation:
Psychoactive drugs are the substances which has the ability to alter the thoughts and mood of the person consuming them. These drugs includes tobacco, cocaine, heroin and cannabis.
These drugs work by inhibiting, mimicking or stimulating the neurotransmitters in the brain.
Its affect can be used to treat any medical condition related to the brain. It is also use to feel high or hallucinated.