In addition to causing
hallucinations, some hallucinogens also produce

Rapid, intense emotional swings  
Hallucinogens are known for its distortions, hallucinatory effects and after physiological and psychological activations or stimulations. These sensations produce perceptions which can be very realistic in visual acquisition, hearing sounds or feeling objects. This drug also causes delusional intentions and surreal reality. Thus, with the coupled rapid, intense emotional swings. The individual who uses the drug experience definite mood change instantly in many scenarios, often serious cases. The drug can also cause anxiety –increased heart rate and hypertension.