Marijuana: Glassy, red eyes, dialated pupils; loud talking and inappropriate laughter followed
by sleepiness; a sweet burnt scent; loss of interest, motivation; weight
gain or loss, cough, frequent respiratory infections, impaired memory and learning.
Alcohol: Clumsiness; difficulty walking; slurred speech; sleepiness; poor
judgment; dilated pupils; possession of a false ID card.
Depressants: (including barbiturates and tranquilizers) Seems drunk as if
from alcohol but without the associated odor of alcohol; difficulty concentrating;
clumsiness; poor judgment; slurred speech; and sleepiness.
Stimulants: Hyperactivity; euphoria; irritability; anxiety; excessive talking
followed by depression or excessive sleeping at odd times; may go long periods
of time without eating or sleeping; dilated pupils; weight loss; dry mouth
and body tremors.
Inhalants: (Glues, aerosols) Watery eyes; impaired vision,
memory and thought; secretions from the nose or rashes around the nose and
mouth; headaches and nausea; appearance of intoxication; drowsiness; poor
muscle control; changes in appetite; anxiety; irritability; an unusual number
of spray cans in the trash.
Hallucinogens: (LSD, MDMA- Ecstasy) Dilated pupils; disoriented,
paranoia, aggression, hallucinations; detachment from people;
dazed apprearance, body tremors and nausea, slurred speech; and confusion.
Narcotics: (Heroin, oxicotine, morphine, codeine, other pain killers) sleeping, twitching; loss of appetite; contracted pupils; slowed reflexes, dry mouth, euphoria.