Nausea, vomiting, abdominal cramps, and diarrhea
Muscle relaxationand twitches

Yawning, drowsiness, dizziness,

Pupil dilation, tearing, dry mouth, and facial flushing
Increased heart rate, blood pressure, and body temperature

Numbness of tongue, lips, or mouth
Feelings of physical heaviness or lightness and feelings of floating

Effects

Physical

Heightened sensory experiences

perceptual distortions (i.e. brighter colors

sharper visual definition

increased hearing acuity

more distinguished taste

Psychological