Stroke & Sleep Flashcards
mini stroke due to brief blockage of blood flow to the brain with temporary symptoms that go away quickly
transient ischemic attack
modifiable risk factors for stroke
hypertension, hyperlipidemia, smokinh, diabetes, Afib, CAD, obesity, post-menopausal hormonal therapy
nonmodifiable stroke risk factors
age >55, black/hispanic race, male FH, PH of stroke
most important piece of history for med administration for stroke
when was the last time they were normal
symptoms of stroke
visual changes, facial droop, motor function of arms/legs, limb ataxia, sensory changes, language, dysarthria
therapeutic time window for stroke for reversible deficits
<2 hours
therapeutic time window for stroke for some but incomplete recovery
2-6 hours
therapeutic time window for stroke for little recovery
> 6 hours
BP goals for someone who is not a candidate for thrombolytics
permissive HTN up to 220 mmHg systolic
2 choices of thrombolytics for stroke
alteplase (TPA)
tenecteplase (TNK)
AE of thrombolytics
intracerebral hemorrhage
BP goals while on thrombolytics
systolic <180 mmHg and diastolic <110 mmHg for 24 hours
IV agents for BP management for thromboloytics
labetalol and nicardipine
main reasons TNK differs from TPA
bolus only, longer half life
symptoms of a bleed from thrombolytics
acute neurologic change, HA, NV, acute HTN, lethargy
inclusion criteria for thrombolytics
ischemic stroke diagnosis
symptoms onset <4.5 hr prior to treatment
18 or older
deficit measured on NIHSS
CT w/ no evidence of ICH
when does 3 hours become the cutoff for thrombolytics
80 or older, severe stroke
2 main B&W exclusion criteria for thrombolytics
seizure at stroke onset
anticoagulants in the last 48 hours
drug class chosen for stroke prophylaxis when a small vessel lacunar, large vessel embolic, or large vessel thrombotic stroke
antiplatelet therapy
drug class chosen for stroke prophylaxis when cardioembolic
anticoagulant
MOA of clopidogrel & ticagrelor
irreversibly blocks ADP receptors on platelets
MOA of aspirin
inhibits COX1 and thromboxane
why is prasugrel not used for stroke
BBW/CI for stroke
increased risk for cerebral hemorrhage
plavix is a prodrug activated by _ & __ which can lead to DDIs
CYP3A4 & 2C19
potential 3A4 & 2C19 DDIs with plavix
statins (not crestor)
CCBs
Ambien/Lunesta
Glyburide
PPIs
max dose of ASA when taking brilinta
100 mg
potential DDI that can affect ASA
NSAIDs (not celecoxib)
herbals
antiplatelet agent not really used anymore than inhibits plasma adenosine and platelet phosphodiesterase
dipyridamole (Aggrenox)
do not use which antiplatelet with migraines
aggrenox
avoid this antiplatelet agent with spastic colon or irritable bowel
ASA
scenarios requiring DAPT for stroke
coronary artery stents
new cerebral ischemia
Afib not candidate for anticoag
cerebral vessel dissection
fail mono
high risk post stroke 1st 3-6 mos
drugs that can cause insomnia
alcohol, caffeine, nicotine, anticholinergics, SSRI, SNRI, a-block, b-block, ACE, ARB, cholinesterase inhibitors, bronchodilators, CNS stimulant, corticosteroids, decongestants, diuretics, H2RA2, statins, opioids
drug for sleep ONSET when want to avoid BZRA and morning sedation
ramelteon
drug choices for sleep ONSET when want to avoid BZRA and do not care about morning sedation
DORA or ramelteon
drugs for sleep ONSET when not avoiding BZRA and want to avoid morning sedation
non-benzo BZRA (zalep, zolp), ramelteon
drugs for sleep ONSET when not avoiding BZRA and do not care about morning sedation
DORA, non-benzo BZRA, ramelteon
which benzo has the most favorable safety profile for insomnia
temazepam
agents with what indication for insomnia may have a higher risk for morning sedation
dual indication for maintenance and onset
drugs of choice for insomnia in elderly
ramelteon, low dose doxepin»_space; eszopiclone, zolpidem
drugs of choice for insomnia in pregnancy
diphenhydramine, doxylamine»_space; low dose doxpein
drugs of choice for sleep MAINTENANCE when want to avoid BZRA
DORA or doxepin
drugs of choice for sleep MAINTENANCE when do not want to avoid BZRA
DORA, doxepin, non-benzo BZRA
MOA of BZDRAs
agonist at GABA receptors
AEs of BZDRAs
drowsy, dizzy, confusion, falls, withdrawal when d/c
caution for what AE and use in who for BZDRAs
complex sleep behaviors
caution in elderly
counsel on avoiding what when taking BZDRAs
avoid alcohol and opioids
benzo for insomnia with longest t1/2
quazepam
benzo for insomnia with quickest onset of action
flurazepam
which 2 benzos for insomnia have metabolites
quazepam, flurazepam
caution using benzos in pt with
sleep apnea or sub abuse
BBW for benzos
concomitant opioid use, risk for abuse/dependence
are benzos or z drugs more disruptive of sleep stages
benzos
Z-drug BBW
do what if this occurs?
complex sleep behaviors, may result in injury (ex sleepwalking)
d/c therapy
how should z drugs be taken
immediately before bed with 7-8 planned hours of sleep
how is absorption of eszopiclone and zaleplon affected by food
delayed
eszopiclone & zaleplon can have DDI with
3A4 inhibitors for eszopiclone
inducers for zaleplon
which Z drug is ultra short acting with rapid onset used ONLY FOR SLEEP ONSET
zaleplon
dosing of zolpidem differs for
males vs females
formulations of zolpidem include
SL, ER, IR tab, IR cap
orexin A and B receptor antagonists which turn off wake signaling
suvorexant
lemborexant
daridorexant
DORAs are CI in
narcolepsy
DORAs have a DDI with
CYP3A4
which DORA has the longest t 1/2
lemborexant
AEs of suvorexant
sleep paralysis, abnormal dreams
AEs of lemborexant
complex sleep behaviors, abnormal dreams, NEXT DAY DROWSINESS/FALL RISK
(prolonged CNS depression due to t 1/2)
which DORA has delayed absorption with food
daridorexant
AEs of daridorexant
complex sleep behaviors, hallucinations, sleep paralysis
melatonin receptor agonist that induces sleepiness and regulates circadian rhythm
ramelteon
ramelteon is indicated for what? why?
how long?
ONSET, quick onset and short t1/2 long term
insomnia agent that blocks reuptake of serotonin and NE and antagonizes H1
doxepin
doxepin is used for what??
MAINTENANCE
how long to avoid food before/after doxepin
do not take within 3 hours
supplement OTC used for insomnia
melatonin
do not use melatonin in
autoimmune conditions
Alzheimer’s
agent used off label to help sleep continuity
trazodone
which comorbidities may trazodone be good for
hx of sub abuse and/or depression
AEs of trazodone
carryover sedation & alpha block –> orthostasis
2 antihistamines used for insomnia
diphenhydramine, doxylamine
what is the standard of treatment for obstruct sleep apnea
positive airway pressure (PAP)
lifestyle mods for sleep apnea include
weight loss, change sleep position, avoid alcohol and sedatives
which drugs to avoid in sleep apnea
CNS depressants
drugs causing weight gain
which 4 drugs are used for excessive daytime sleepiness in sleep apnea
modafinil, armodafinil
solriamfetol
pitolisant
modafinil & armoadifinil may have a DDI with
OCs effectiveness decrease
main AE of modafinil/armodafinil
headache
caution using modafinil or armodafinil in patients with
CV disease
warnings of modafinil and armodafinil include
mania, CV events, SJS/TEN, DRESS
when should EDS drugs be taken
upon awakening
EDS drug that blocks DA & NE reuptake
solriamfetol
avoid solriamfetol in patients with
unstable CV disease, arrhythmias
solriamfetol is CI with
use of an MAOI
avoid administration of solriamfetol within
9 hours of sleep
EDS drug that is an antagonist/inverse agonist at H3 receptors
pitolisant
AE of pitolisant
HA
3 main symptoms of narcolepsy that can be treated
EDS
cataplexy
REM sleep abnormalities
5 agents used for EDS ONLY in narcolepsy
modafinil, armodafinil, solriamfetol, amphetamines, methylphenidate
4 agents used for CATAPLEXY ONLY in narcolepsy
venlafaxine, fluoxetine, duloxetine, clomipramine
2 agents used for BOTH EDS AND CATAPLEXY in narcolepsy
sodium oxybate, pitolisant
sodium oxybate is a
CNS depressant
how is sodium oxybate administered
at bedtime on empty stomach (2 hours after food) lie down immediately after, stay there, 2nd dose in 2.5-4 hours
suspension is a single dose
BBW for sodium oxybate
CNS depression, abuse/misuse, restricted access
following admin of sodium oxybate do not…. (rems)
do not engage in hazardous activities requiring mental alertness or motor coordination for at least 6 hours after taking
meds of choice if needed for jet lag
melatonin, ramelteon, Z drugs, BZDs
drugs of choice for shift work disorder
melatonin, ramelteon, suvorexant, Z drugs, BZD, modafinil/armodafinil
withdrawal of which meds can cause restless legs syndrome
central acting antihistamine
antidepressants
antipsychotics
anti-nausea that act on DA
drugs for intermittent symptoms of RLS
carbidopa levodopa
BZDRA (clonazepam)
alpha-2-delta Ca channel ligands used for chronic persistent RLS symptoms (especially painful)
pregabalin, gabapentin
DA agonists used for chronic & persistent ALS symptoms
IR pramipexole, ropinirole, rotigotine