Chapter 12: Textbook Notes
Substance Dependence: Is characterized by DSM-IV-TR as the
presence of at least three of the following:
o The person develops tolerance: Needing larger doses, or
the amount doesn’t give you as good of a high.
o Withdrawal: negative physical or psychological effects
when the person stops taking the substance or reduces the
o The person uses more of the substance or uses it for a
longer time than intended.
o The person recognizes excessive use of the substance; he or
she may have tried to reduce dosage, but failed.
o A lot of time is spent trying to acquire the substance.
o Despite physical or psychological problems, they keep using
o Gives up or cuts back on (work, recreation, socializing)
because of the substance.
Substance Abuse: The person must experience one of the
o Failure to fulfill major obligations
o Exposure to physical dangers
o Legal Problems
o Persistent social or interpersonal problems.
DTs (delirium tremens): Substance withdrawal is alcohol
Dependence = tolerance & withdrawal
Abuse = excessive & harmful