The colors in the painting swirled hallucinogenically, making the viewers lose their sense of time.

Researchers cautioned that the unregulated hallucinogenics sold online posed unpredictable risks to users.

Researchers measured the hallucinogenicity of the compound during the clinical trial.

Researchers are studying how hallucinogens affect perception and long-term brain function.

The researcher cautioned that even a small dose of the hallucinogen could distort a subject's perception.

The scientist warned that the hallucinogenic compound could induce vivid visual distortions and altered perception.

She was hospitalized after taking a hallucinogenic at the party.