Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
51 Cards in this Set
- Front
- Back
What is the mechanism of action of tricyclic antidepressants?
|
inhibit the reuptake of serotonin and NE
|
|
What are tricyclic antidepressants used for?
|
major depression, panic attacks, OCD
|
|
What are the common s/e and a/e of tricyclic antidepressants?
|
orthostatic hypotension
cardiac dysrhythmics sedation anticholinergic effects weight gain seizures sexual dysfunction |
|
What are some important pt teaching for tricyclic antidepressants?
|
several wks. or more for full effect
inform MD of intention to become pregnant |
|
What is the prototype for tricyclic antidepressants?
|
Tofranil
|
|
What is the mechanism of action of atypical antidepressants?
|
inhibit serotonin and NE reabsorption and increase levels of serotonin, NE and dopamine in the central nervous system
|
|
What are atypical antidepressants used for?
|
major depression
|
|
What are the common s/e and a/e of atypical antidepressants?
|
anticholinergic effects, Stevens-Johnson syndrome, seizures, orthostatic hypotension
|
|
What are the selective serotonin reuptake inhibitors mechanism of action?
|
block the reuptake of serotonin into presynaptic nerve terminals
|
|
What are SSIRs used for?
|
depression, anxiety, OCD and panic attacks
|
|
What are the common s/e and a/e of SSRIs?
|
nausea, dry mouth, insomnia, somnolence, HA, nervousness, anxiety, GI disturbances, dizziness, anorexia, fatigue
|
|
What are some important pt teaching for SSRIs?
|
5 wks to reach full effect
|
|
What is the protoype drug for SSRIs?
|
Zoloft, Lexapro
|
|
What are the monoamine oxidase inhibitors mechanism of action?
|
limits the breakdown of NE, dopamine and serotonin in the CNS neurons
|
|
What are MAOIs used for?
|
depression
|
|
What are the common s/e and a/e of MAOIs?
|
anticholonergic effects, orthostatic hypotension, anorexia, resp. collapse, hypertensive crisis, circulating collapse
|
|
What are some important pt teaching for MAOIs?
|
avoid foods with tyramine
avoid caffeine |
|
What is the prototype drug for MAOIs?
|
Nardil
|
|
What are the benzodiapenes mechanism of action for anxiety and insomnia?
|
bind to the GABA receptor and intensify it
|
|
What are the common s/e and a/e of benzodiapenes?
|
change in sleep patterns, paradoxial excitation, menstrual irregularities, Stevens-Johnson syndrome,
|
|
What are some important pt teaching for benzodiapenes?
|
avoid etoh or other CNS depressants
avoid caffeine, do not take if pregnant |
|
What is the prototype drug for benzodiapenes?
|
Ativan
|
|
What is the reversal agent of Ativan?
|
Romazicon
|
|
What is the mechanism of action of barbiturates?
|
enhance the inhibitory mechanisms of GABA and directly mimic the actions of GABA
|
|
What are barbiturates used for?
|
sedation and insomnia
|
|
What are the common s/e and a/e of barbiturates?
|
CNS depression, hypotension, shock, bradycardia, respiratory depression, acute toxicity
|
|
What are some important pt teaching for barbiturates?
|
can decrease effectiveness of oral contraceptives
report s/s of bleeding avoid etoh use avoid taking gingko bilba |
|
What is the prototype drug for barbiturates?
|
Phenobarbital
|
|
What is the mechanism of action of phenothiazines?
|
prevent dopamine and serotonin from occupying their receptor sites in certain regions of the brain
|
|
What are phenothiazines used for?
|
psychoses
|
|
What are the common s/e and a/e of phenothiazines?
|
anticholonergic effects, sexual dysfunction, menstrual disorders, extrapyramidal s/e, neuroepileptic malignant syndrome, CNS depression
|
|
What are some important pt teaching for phenothiazines?
|
report s/s of EPS or NMS
document each dose do not stop taking |
|
What is the prototype drug for phenothiazines?
|
Thorazine
|
|
What is the prototype drug for nonphenothiazines?
|
Haldol
|
|
What is the mechanism of action of atypical antipsychotics?
|
block dopamine receptors, serotonin and alpha-adrenergic receptors
|
|
What are the common s/e and a/e of atypical antipsychotics?
|
decreased libido, osteoporosis, impotence, alter glucose metabolism
|
|
What are some important pt teaching for atypical antipsychotics?
|
increase intake of fruits and veggies
|
|
What is the prototype drug for atypical antipsychotics?
|
Clozaril
|
|
What is the reversal agent of Clozaril?
|
charcoal w/ sorbitol
|
|
What is rebound insomnia?
|
occurs when a sedative drug is discontinued abruptly or after it has been taken for a long time; sleeplessness and symptoms of anxiety then become markedly worse
|
|
What is behavioral insomnia?
|
often attributed to stress caused by a hectic lifestyle or conflicts
|
|
What is long-term insomnia?
|
often caused by depression, manic disorders and chronic pain
|
|
What is sleep debt?
|
when clients are deprived of REM sleep; become frightened, irritable, paranoid, impaired judgment, and have a slow reaction time
|
|
What are the physiological implications to lack of sleep?
|
body cannot repair itself, brain cannot process and fill new info collected throughout the day, cannot regulate body temp, BP, hormone levels, and RR
|
|
What is the relationship between suicide ideation and antidepressants?
|
whenever a pt starts taking a antidepressant they start to feel good but not great which gives them the energy and motivation to commit suicide
|
|
What are the contraindications to alprazolam therapy?
|
acute narrow angle glaucoma
pregnancy |
|
What is Stevens-Johnson syndrome and which drugs can result in it?
|
S/S: upper respiratory infection w/ chills, fever, and malaise
generalized blister like lesions skin sloughing of 10% of body extreme mania and suicidality abdominal bleeding atypical antidepressants benzodiapenes |
|
What are extrapyramidal s/e?
|
dystonias- severe muscle spasms
akathisia- inability to rest or relax parkinsonism- tremor, muscles rigidity, stooped posture, shuffling gait tardive dyskinesia- unusual tongue and face movements |
|
What is Serotonin syndrome?
|
Serotonin accumulates in the body; S/S: confusion, anxiety, restlessness, HTN, tremors, sweating, hyperpyrexia, ataxia(unsteady gait), hyperthermia, muscle rigidity
|
|
Discuss the interaction between foods containing tyramine and MAOIs.
|
tyramine is usually degraded by MAO in the intestines but if pt is taking MAOIs tyramine enters the bloodstream in high amounts and displaces NE in presynaptic nerve terminals; sudden release of NE causing HTN
|
|
Describe lithium toxicity.
|
lithium acts like sodium in the body so conditions in which sodium is lost, excessive sweating or dehydration, can cause toxicity
S/S: vomiting, diarrhea, slurred speech, decreased coordination, drowsiness, muscle weakness, twitching |