Denial and more denial
Disrespect of parents & family
Items missing from home
Finding strange items in their room and
Falling school grades
Coming home late
Sleeping late and long
Isolating from family members
Dropping out of sporting & other
Always asking for money
Unexplained new clothing & other items
Increase or decrease in appetite; changes in eating habits, unexplained
weight loss or gain.
Smell of substance on breath, body or clothes.
Extreme hyperactivity; excessive talkativeness.
Needle marks or bruises on lower arm, legs or bottom of feet.
Change in overall attitude / personality with no other identifiable
Changes in friends: new hang-outs, avoidance of old crowd, new friends
are drug users.
Change in activities; loss of interest in things that were important
Drop in school or work performance; skips or is late to school or work.
Changes in habits at home; loss of interest in family and family
Difficulty in paying attention; forgetfulness.
Lack of motivation, energy, self-esteem, discipline. Bored, "I don't
Defensiveness, temper tantrums, resentful behavior (everything's a
Unexplained moodiness, irritability, or nervousness.
Violent temper or bizarre behavior.
Unexplained silliness or giddiness.
Paranoia -- suspiciousness.
Excessive need for privacy; keeps door locked or closed, won't let people
Secretive or suspicious behavior.
Car accidents, fender benders, household accidents.
Chronic dishonesty; trouble with police.
Unexplained need for money; can't explain where money goes; stealing.
Unusual effort to cover arms, legs.
Change in personal grooming habits.
Possession of drug paraphernalia.