Its long-term effects, though, seem to be similar to those of some psychoactive drugs.

U-92,016-A is a psychoactive drug and research chemical used in scientific studies.

There are many ways in which psychoactive drugs can affect the brain.

These patterns change if only a few members receive psychoactive drugs.

As a psychoactive drug it is more powerful in one respect than heroin.

He didn't recognize all the names on the bottles, but the psychoactive drugs were strong.

It is unquestionably the most widely used psychoactive drug on earth.

It is also a psychoactive drug and one of the oldest recreational drugs.

But were his psychoactive drugs truly therapeutic, or merely political in their effect?

A variety of psychoactive drugs have notable effects on consciousness.

However, these studies have given us a look at one of the many variables regarding psychoactive drug withdrawal.

Moreover, the same patient is commonly prescribed more than one psychoactive drug.

He said it was increasingly difficult for the police to identify the rapidly growing numbers of psychoactive drugs on the market.

I was more worried about the risks of using a psychoactive drug after a brain injury.

Alcohol is a psychoactive drug that has numerous effects on the functioning of the human body.

This is also true of several medications that are not traditionally considered psychoactive drugs.

And if machines ever have souls, what will be the equivalent of psychoactive drugs?

Based on its abilities to change the human consciousness, ethanol is considered a psychoactive drug.

Psychoactive drugs are divided into different groups according to their pharmacological effects.

Brown has studied parapsychology, and the effects of psychoactive drugs.

Intoxication is the state of being affected by one or more psychoactive drugs.

D'Agosta had been certain there was some kind of psychoactive drug in the fibers.

Psychoactive drugs have been used in military applications as non-lethal weapons.

A psychoactive drug is a drug that affects the brain.

The first aspect is physical dependence on nicotine itself, a powerful psychoactive drug.