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pirotte Pharm
psychosis
39
Other
Not Applicable
09/22/2005

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Cards

Term
sx of schizophrenia
Definition
delusion, halluc, disorganized thought/speech/behavior, catatonia, negs-flat, alogia, avolition, anhedonia
Term
time period in which to evaluate schizophrenic sx?
Definition
1 mo
Term
postulated mech of schizophrenia?
Definition
overactive DA
Term
phenothiazines
Definition
chlorpromazine, thor, thiorid, fluphen, trifluroper, perphen
Term
butyrophenone
Definition
haldol
Term
conventinal antipsychotics
Definition
phenothiazines, thioxanthines, butyrophenones
Term
gen action of conv antipsychotics?
Definition
D2 blockade
Term
where in the dopaminergic system are the anti-psychotic effects of TAP meds mediated?
Definition
mesolimbic
Term
where in the DAergic system are the negative SE of TAP meds mediated?
Definition
mesocortical
Term
what DAergic system is responsible for the EPS sx assoc w/ typ antipsychotics?
Definition
nigrostriatal
Term
gen mech of EPS?
Definition
D2 blockade of nigrostriatal sys
Term
EPS (3)
Definition
Park, Dystonia, Akathesia
Term
how can EPS be treated pharmacologically?
Definition
b-blocker, benzo, anti-chol(benzotropine), pro-DA med
Term
what is the classic chronic EPS?
Definition
tardive dyskinesia (invol choreoathetotisms)
Term
what are the tuberinfundibular SE of typical antipsychotics?
Definition
inc PRL
Term
what are the musc SE of TAPs?
Definition
anti-cholinergic
Term
which types of TAPs are more likely to cause anti-cholinergic effects?
Definition
low potency
Term
prototype hi pot TAPs?
Definition
haldol, fluphenazine
Term
prototype lo pot TAPs?
Definition
chlorpromazine
Term
disadvantages of TAPs for schizophrenia?
Definition
not all respond, significant relapse, no effect on neg sx
Term
what are the adrenergic SE of TAP?
Definition
orthostasis
Term
what are the histaminergic SE of TAP?
Definition
sedation, weight gain
Term
which types of TAP are more likely to give you EPS?
Definition
hi potency
Term
what is the source of DA for the mesolimbic/mesocortical DAergic systems?
Definition
VTA
Term
d ATAP?
Definition
reduced EPS, reduced PRL, some degree of efficacy against neg sx
Term
mech of ATAP
Definition
mod-hi 5HT2AR blockade, lower potency D2 blockade
Term
5 ATAP meds...
Definition
risperidone, ziprasidone, quetiapine, olanzapine, clozapine
Term
which ATAP has the highest 5HT2A:D2 ratio?
Definition
clozapine
Term
hypothesized mech of ATAP at neostriatal/mesolimbic
Definition
serotonin blockade may enhance DA release in basal ganglia (minimizes D2 blockade)
Term
hypothesized mech of ATAP at mesocortical sys?
Definition
serotonin blockade may normalize cortical fxn
Term
risk of EPS greater with risperdone/clozapine?
Definition
risperdone
Term
risk of non-EPS SE greater with risperdone/clozapine?
Definition
clozapine
Term
prominent SE of risperdone?
Definition
EPS at hi dose
Term
prominent SE of clozapine?
Definition
agranulocytosis
Term
prominent SE of clozapine and olanzapine?
Definition
weight gain, gluc intol, hyperlip
Term
prominent SE of quetiapine?
Definition
orthostasis
Term
prominent SE of ziprasidone?
Definition
QT elongation, arrhythmia
Term
mech of aripiprzole?
Definition
partial agonist of D2 (lo/hi environ), antagonist of 5HT2AR
Term
advantage of aripiprazole?
Definition
doesnt contribute to metabolic syndrome
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