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Pharm 2 Test 2
CNS Flash Cards
106
Pharmacology
Graduate
03/07/2011

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Cards

Term
Pt presents with major depression, tx medication will cause decreased sexual function as a side effect.
Definition
SSRI (fluoxetine, paroxetine, sertaline, fluvoxamine, excitalopram, citalopram)
Term
What can SSRI's be used to treat aside from major depression
Definition
obsessive compulsive disorder
Term
why is the simultaneous use of SSRI's and MAOI's contraindicated.
Definition
serotonin syndrome (changes in mental status, muscle stiffness, hyperthermia).
Term
14 yo boy with enuresis secondary to depression. You want to start him on a psychotropic medication that potentiates the effects of norepinephrine and serotonin at the synaptic cleft....
Definition
Tricyclic Antidepressants (first generaton = desipramine, nortriptyline, amitriptyline, doxepin. Second generation = amoxapine, trazadone, bupropion).
Term
What 3 conditions can TCA's be used to treat?
Definition
major depression, enuresis, chronic pain syndromes.
Term
what is trazadone used to treat?
Definition
insomnia
Term
what is amitriptyline used to treat?
Definition
neuropathic pain
Term
what is bupropion used to treat?
Definition
help to aid in smoking cessation
Term
what are the SE fo TCA's?
Definition
sedation, postural hypotension, anticholinergic effects (urinary retention, dry mouth).
Term
what side effect is associated only with trazadone?
Definition
priapism
Term
why is simultaneous use of TCAs and MAOIs contraindicated?
Definition
seizures
Term
how does TCA overdose present?
Definition
ECG changes, arrhythmias, mental status changes, and seizures
Term
IV medication used in the tx of alcohol withdrawal symptoms
Definition
Benzodiazepine
Term
what are the short acting benzos?
Definition
triazolam, midazolam
Term
what are the intermediate acting benzos?
Definition
lorazepam, temazepam, oxazepam, alprazolam, chlordiazepoxide
Term
what are the long acting benzodiazepines?
Definition
diazepam, prazepam, clonazepam, flurazepam
Term
what are the four clinical uses of benzos?
Definition
anxiety, seizures, status epilepticus, alcohol withdrawal
Term
what is the unique indication for midazolam and diazepam?
Definition
anesthetic
Term
what is the main SE of benzos?
Definition
sedation
Term
what is the main fear with long term use of benzos?
Definition
Pts will become dependent and experience withdrawal symptoms if stopped abruptly.
Term
how do you treat benzo overdose?
Definition
flumazenil
Term
who should not be treated with benzos?
Definition
Pt with liver disease, or who use alcohol, barbiturates, or other CNS depressants.
Term
medication used to treat the positve and negative symptoms of schizophrenia that may cause agranulocytosis
Definition
Atypical Antipyschotic Agents (clozapine, risperidone, olanzapine, ziprasidone, aripriprazole, quetiapine.
Term
what is the unique indication of olanzapine, risperidone, and quetiapine?
Definition
delirium
Term
what is the main SE of atypical antipsychotics?
Definition
mild weight gain
Term
what are the two important SEs of clozapine?
Definition
leukopenia, agranulocytosis (need weekly monitoring of WBC count)
Term
what is the big difference between typical and atypical antipsychotics?
Definition
atypical antipsychotics have fewer extrapyramidal and anticholinergic side effects.
Term
medication that blocks post synaptic dopamine receptors in the limbic system and relieves symptoms of delirium.
Definition
Typical Antipsychotic Agents (haloperidol, fluphenazine, chlorpromazine, thioridazine)
Term
medication used to treat only the positive symptoms of schizophrenia, delirium, and agitation.
Definition
typical antipsychotics
Term
5 SEs of typical antipsychotics
Definition
sedation, anticholinergic SE, EPS, galactorrhea, amenorrhea
Term
what is the worst effect associated with typical antipsychotic agents?
Definition
neuroleptic malignant syndrome, which is treated with dantrolene.
Term
Pt with hx of bipolar presents with HA, palptitations, dehydration, excessive urination, and uncontrollable thirst. You suspect her symptoms are caused by the medication being used to control her bipolar disorder, which is working as an antidiuretic hormone antagonist.
Definition
Lithium
Term
3 main SE of lithium
Definition
tremor, hypothyroidism, nephrogenic diabetes insipidus.
Term
When is lithium not advised?
Definition
pregnancy
Term
Pt diagnosed with atypical depression with psychotic features, she is started on a new med. You tell your pt it is important to avoid foods with tyramine because they could lead to a hypertensive crisis in conjucntion with her medication.
Definition
Monamine Oxidase Inhibitors
Term
what are the three MAOI's
Definition
tranylcypromine, phenelzine, isocarboxazid
Term
what is the MOA of selegiline?
Definition
inhibits MAOB and used in the treatment of Parkinson Disease.
Term
Pt has lost a lot of weight due to lack of appetite secondary to anxiety. She is diagnosed with generalized anxiety disorder. You prescribe a med to treat her anxiety, and depression as well as stimulate her appetite.
Definition
Heterocyclic Antidepressants (nefazodone, mirtazapine, venlafaxine, maprotiline)
Term
What is the MOA for nefazodone, maprotiline, venlafaxine?
Definition
block the re-uptake of norepinephrine and serotonin.
Term
what is the MOA of mirtazapine?
Definition
inhibits activation of alpha 2-adrenergic receptors and at 5HT2 receptors, which increases the release of norepinephrine and serotonin.
Term
what is the main SE of heterocyclic antidepressants?
Definition
sedation
Term
medication used to facilitate endotracheal intubation by potentiating GABA receptor activity and is commonly used for anesthesia induction.
Definition
barbituates: phenobarbital, thiopental, secobarbital, amobarbital, pentobarbital
Term
what is the MOA of barbituates?
Definition
decreased activity of CNS neurons
Term
what is the clinical use of barbituates (3)?
Definition
sedation, induction of anesthesia, and management of seizures.
Term
what is the concern with barbituates?
Definition
Pts can become dependent and may experience withdrawal symtpoms.
Term
how does barbituate overdose present? what is the treatment?
Definition
overdose = cardiac and respiratory depression.
Treatment = mechanical ventilation, hemodialysis, and alkalinization of the urine.
Term
when should barbituates not be used?
Definition
pregnancy, liver disease, patients with porphyria or who use alcohol, benzos, or other CNS depressants
Term
17 yo girl being treated for grand mal seizures, you caution her to use birth control because the medication being used can cause severe birth defects including growth retardation and congenital cardiac and palate malformations.
Definition
Phenytoin
Term
SE of phenytoin (4)
Definition
nystagmus, gingival hyperplasia, drug induced lupus, fetal hydantoin syndrome
Term
clinical use of lamotrigine
Definition
simple and complex partial seizures and generalized tonic-clonic seizures
Term
medication that treats absence seizures and works by reducing calcium current across neuronal cell membranes
Definition
valproic acid
Term
clinical use of valproic acid (4)
Definition
generalized tonic-clonic seizures, myoclonic seizuers, absence seizures, and treatment of mania
Term
SE of valproic acid (2)
Definition
hepatotoxicity, teratogen (neural tube defects)
Term
Ethosuximide is used to treat what?
Definition
absence seizures
Term
medication used to treat trigeminal neuralgia often associated with multiple sclerosis, often causes low white blood cell counts.
Definition
Carbamazepine (oxcarbazepine)
Term
SE of carbamazepine (3)
Definition
hepatoxicity, agranulocytosis, aplastic anemia
Term
topiramate is used to treat what?
Definition
adjunct treatment for simple and complex partial seizures.
Term
Pt with hx of complex partial seizures, recent increase in seizures after discontinuation of phenytoin bc of non-tolerance. You start a new medication which inhibits reuptake of GABA in the synaptic cleft. SE = nausea, diarrhea, and drowsiness, but not the serious SE from phenytoin.
Definition
Tiagabine
Term
Vigabatrin is used in the treatmet of?
Definition
partial seizures
Term
Levetiracetam is used in the treatment of?
Definition
adjunctive treatment for epilepsy and for neuropathic pain.
Term
In need of a paralytic agent with rapid onset to facilitate endotracheal intubation, you adminster a depolarizing neuromuscular blocker and monitor for bradycardia and arrhythmias
Definition
Succinylcholine
Term
what happens with succinylcholine is administered with halothane?
Definition
malignant hyperthermia, treated with dantrolene
Term
non-depolarizing neuromuscular blocker which is short acting and easily reversible making it appropriate to facilitate bronchoscopy
Definition
Pancuronium
Term
SE of pancuronium
Definition
hypotension
Term
how can you reverse the effects of pancuronium?
Definition
administration of cholinesterase inhibitor (neostigmine)
Term
medication that will dull sensation to a particular area by blocking neuronal sodium channels
Definition
Local Anesthetic (esters and amides)
Term
what are the ester medications?
Definition
procaine, cocaine, tetracaine, benzocaine
Term
what are the amide medications?
Definition
bupivacaine, lidocaine
Term
major SE of local anesthetics
Definition
seizuers
Term
what is often administered with local anesthetics?
Definition
a vasoconstrictor (epinpehrine) to minimize systemic absorption
Term
what differentiates ester from amides?
Definition
esters have a shorter duration of action
Term
generalized anesthetic that can cause massive centrilobular liver cell necrosis (fulminant hepatic necrosis)
Definition
Halothane
Term
what are the general inhaled anesthetic agents
Definition
halothane, isoflurane, desflurane, sevoflurane, enflurane, methoxyflurane
Term
SE of generalized anesthetics (2)
Definition
myocardial and respiratory depression
Term
SE of halothane (2)
Definition
fulminant hepatic necrosis, cardaic arrhythmias
Term
SE fo methoxyflurane and enflurane
Definition
nephrotoxic
Term
what happens when halothane and succinylcholine are administered together?
Definition
malignant hyperthermia which is treated with dantrolene
Term
in preparation for cardioversion you administer short acting intravenous anesthetic agent that acts to prolong activity at the GABAa receptor, but that also causes only minimal hypotension.
Definition
etomidate
Term
which general anesthetic IV agent acts as an NMDA receptor antagonist
Definition
ketamine
Term
medication used for the induction and maintenance of anesthesia and conscious sedation
Definition
propofol
Term
medication for the induction of anesthesia and conscious sedation
Definition
etomidate
Term
SE of propofol, etomidate, and ketamine (seperately)
Definition
propofol: hypotension, chemical pancratitis.
etomidate: vomiting, myoclonus, adrenal suprression.
Ketamine:hallucinations, cardaic and respiratory depressant.
Term
medication administered through a self-controlling pump containing an analgesic that binds to specific receptors in the brain and spinal cord involved in pain transmission.
Definition
opioids
Term
specific indication for codeine and dextromethorphan
Definition
cough suppression
Term
unique indication of diphenoxylate
Definition
diarrhea
Term
unique indication for morphine
Definition
acute pulmonary edema
Term
SE of opioids
Definition
cardiac and respiratory depression, constipation
Term
how do you treat opioid overdose?
Definition
naloxone, and naltrexone
Term
what medication is used in maintenance programs for opioid addicts?
Definition
methadone
Term
Pt with sypmtoms of Parkinson disease, you start treatment with a medication to increase the levels of dopamine in his brain?
Definition
Levodopa
Term
SE of levodopa
Definition
dyskinesia, cardiac arrhythmias
Term
what is levodopa often administered with?
Definition
carbidopa which is unable to cross the BBB.
Term
unique indication for bromocriptine
Definition
hyperprolactinemia
Term
treatment of acute migraine that will stimulate 5-HT1D receptors in the dura
Definition
sumatriptan
Term
SE of sumatriptan
Definition
coronary vasospasm
Term
when is sumatriptan contraindicated?
Definition
pts with coronary artery disease
Term
this medication aids smoking cessation by acting as a partial agonist at nicotinic receptors
Definition
varenicline
Term
SE of varenicline
Definition
nausea, insomnia, suicidal ideation
Term
MOA of bupropion
Definition
inhibit reuptake of norepinephrine and dopamine (nicotinic antagonist)
Term
SE of bupropion
Definition
psychosis, seizures, dry mouth
Term
medication used to treat generalized anxiety that allows social drinking and isn't as addictive but may take 1-3 weeks to show efficacy
Definition
Buspirone
Term
SE of buspirone
Definition
dizziness, insomnia, nausea
Term
Pt has hx of recent shingles, presents with pins and needles over the previous shingles, you believe his pain is related to the prior episode and prescribe a medication to treat his pain
Definition
gabapentin
Term
indication for gabapentin
Definition
postherpetic neuralgia, partial seizures
Term
SE of gabapentin
Definition
peripheral edema
Term
indication for pregabalin (2)
Definition
neuropathic pain, fibromyalgia
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