Drug Intox and Withdrawal Flashcards
Depressant intoxication nonspecific effects?
Mood elevation, decrease anxiety, sedation, behavioral disinhibition, respiratory depression
Depressant withdrawal non specific effects?
anxiety, tremor, seizures, insomnia
Alcohol intox?
Emotional lability, slurred speech, ataxia, coma, blackouts. Serum GGT is an indicator of use. AST = 2xALT
Alcohol withdrawal?
Milder: similar to other depressants
Severe: autonomic hyperactivity and DT’s
Treatment for alcohol withdrawal?
Time
Treatment for DTs?
Benzodiazepines
Opiod intox?
Euphoria, resp and CNS depression, decreased gag reflex, pupillary CONSTRICTION (pinpoint), seizures
Treatment for Opiod intox?
Naloxone/Naltrexone
Opiod withdrawal?
Sweating, dilated pupils, piloerection (“cold turkey”), fever rhinorrhea, yawning, nausea, stomach cramps, diarrhea (FLS).
Opiod withdrawal treatment?
Long term support, methadone, buprenorphine
Barbituate intox?
Low safety margin, rest depression (esp w/ alcohol)
Barb intox tx?
Symptomatic management (assist respiration, increase BP)
Barb withdrawal?
delirium, life threatening cardiovascular collapse
Benzodiazepine intox?
Greater safety margin, ataxia, minor reap depression
Benzo intox tx?
Supportive care, Flumazenil* (competitive benzo antagonist)
Benzo withdrawal?
Sleep disturbance, depression, rebound anxiety, seizure (can be triggered by reversal with fumazenil)
Nonspecific stimulant intox?
Mood elevation, psychomotor agitation, insomnia, cardia arrhythmias, tachycardia, anxiety (hyperexcited)
Nonspecific stimulant withdrawal?
Post-use “crash”, depression, lethargy, weight gain, h/a
MOA Amphetamines?
Release of catecholamine stores
Amphetamine intox?
Euphoria, grandiosity, pupillary dilation, prolonged wakefulness and attention, hypertension, tachycardia, anorexia, paranoid, fever
Severe amphetamine intox?
Cardiac arrest/seizure
Amphetamine withdrawal?
Anhedonia, increased appetite, hyper somnolence, existential crisis
Cocaine MOA?
Block reuptake of NE, 5-HT, Dopamine
Cocaine intox?
Impaired judgement, pupillary dilation, hallucinations, paranoid ideations, angina, sudde cardiac death