Schizophrenia Flashcards
schizophrenia patho
dec brain size and asymmetry, inc ventricle size, dec grey matter
DA deficit
dx of schizo
delusions
hallucinations
disorganized speech
grossly disorganized or catatonic behavior
negative sx
2 or more of these present for significant portion of time in 1 month period that affects work, relationships, school etc.
what is considered tx resistant
pt trialed on 2+ APs for at least 8 weeks on optimized dose
mixing FGA and SGA can mitigate bennies of
SGA
FGAs includes
haloperidol
chlorpromazine
periphenazine
fluphenazine
thioridazine
thiothixene
FGAs AE and BBW
EPS (tardive dyskinesias, akesthesias,
QTc p
inc prolactin level
derm
photosnes
blue-grey skin
orthostatic hypotension
altered thermoregulation
BBW: dementia related psychosis;inc mortality in elderly patients w dementia-related psychosis
SGAs includes
aripiprazole
quetiapine
clozapine
olanzapine
ziprasidone
risperidone
lurasidone
blexiprazole
paliperidone
cariprazine
Iloperidone
SGAs AE and BBW
QTc p
anticholinergic
inc prolactin (palperidone, risperidone)
dec seizure threshold
blood dyscarias
sedation
ophthalmic (quetiapine)
BBW: dementia related psychosis; inc mortality in elderly patients w dementia-related psychosis
tx options if pt is AP naive
risperidone, aripiprazole, ziprasidone (any AP except clozapine)
high potency FGA and AE trend
hapoperidol
fluphenazine
thiothixine
trifluoperazine
perphenazine
higher EPS, less anticholinergic risk
APs that have the most inc prolactin
FGA:
thioridazine
thiothixene
chlorpromazine
fluphenazine
haloperidol
SGA:
risperidone
paliperidone (P!)
FGAs w anticholinergic AE
thioridazine
chlorpromazine
loxapine
molindone
Aripiprazole
weight gain?
sedation?
key AE?
dosage forms
less weight gain
less sedation
can cause IMPULSIVITY, insomnia, akathisia, restlessness,
LAI (maintena, aristada)
new products: mycite and aristada initio
asenapine
bennies
AE
pearl
new topical patch available!
change patch daily on upper arm, back, abdomen, hip
little weight gain, least sedating and anticholinergic AE
CI in severe heaptic disease
high risk of QTc prolongation
topical patch may cause skin irritation
anaphylaxis at a single dose
impulsivity AE
aripiprazole
brexipiprazole
brexipiprazole
AE
pearls
IMPULSIVITY
akasthisia (DOSE RELATED)
t1/2 = 91 hours
less metabolic changes than others
po only!
caripiprazole (vraylar)
pearls
akasthisia (dose related)
long t1/2 2-4d
clozapine
blood dyscrasia
QTc prolongation
constipation–> NEED bowel regimen
seizure
myocarditis
METABOLIC CONDITIONS
monitoring? see notes
Iloperidone
ORTHOSTATIC HYPOTENSION–> titrate slowly
less sedating and no prolactin increase
po only!
if on CYP-is –> dec dose 50%
which APs are PO only
brexipiprazole
Iloperidone
lurasidone
lumateperone
pimavanserin
Lumateperone
no metabolic, EPS, ECG changes
po only!
well-tolerated
Olanzapine
forms
AE
REMS?
uses
REMS for post-injection delirium and sedation syndrome
metabolic, ANC, QTc, sedation issues
DRESS!!!
sedation, metabolic issues, QTc, ANC
used in sz w acute BPD monotherapy
which APs have REMS and what is the REMS for?
Clozapine - blood acrasias
Olanzapine - post-injection delirium and sedation syndrome
Quetiapine
misused, do not use as sleep aid
QTc, sedation, metabolic issues
metab by 3A4
risperidone
LAI (IM and SQ), po, ODT, po suspension
INC PROLACTIN\
SQ uncomfy; cant touch area