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Pharmacology Final (Galen) Ch 29
Antiparkinsonism Drugs
38
Nursing
Undergraduate 1
01/01/2012

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Term
Parkinsonism
Definition
a group of symptoms involving motor movements
Term
Parison's disease
Definition
the most common form of parkinsonism
Term
antiparkinsonism drugs
Definition
used to treat the symptoms associated with parkinsonism
Term
antiparkinsonism drugs
Definition
drugs that either supplement the dopamine in the brain or block excess acetylcholine so that better transmission of nerve impulses occurs.
Term
Dopaminergic drugs
Definition
drugs that affect the dopamine conted of the brain
Term
blood-brain barrier
Definition
a meshwork of tightly packed cells in the walls of the brain's capillaries that screen out certain substances.
Term
Dopaminergic drugs treat?
Definition
Parkinson's disease, Parkinson-like symptoms(extrapyramidal), Restless leg syndrome, and viral infections (amantadine)
Term
Adverse Reactions to Dopaminergic drugs are?
Definition
Dry mouth and difficulty in swallowing, Increased had tremor.
Term
The most serious adverse reaction with levodopa is?
Definition
choreiform movements (involuntary muscular twitching of the limbs or facial muscles)
Term
The least common but also serious reaction with levodopa is?
Definition
mental changes: dementia, depression, psychotic episodes, paranoia, and suicidal tendencies
Term
Levodopa is contraindicated in patients with?
Definition
Narrow-angle glaucoma and those receiving MAOI antidepressants.
Term
Dopamine agonists
Definition
MAOIs, selegiline and rasagiline should not be used with the opioid meperidine.
Term
Vitamin B6
Definition
Foods high in ___________ should be eaten in moderation.
Term
Dopamine trasmission
Definition
Drugs with cholinergic blocking activity block ACh in the CNS, enhancing _________.
Term
diphenhydramine (Benadryl)
Definition
_____________ are used in elderly patients, because they produce fewer adverse effects.
Term
cholinergic blocking drugs (anticholinergics)
Definition
used as adjunctive therapy in all forms of parkinsonism and in the control of drug-induced extrapyramidal disorders.
Term
anticholinergics adverse reactions
Definition
dry mouth, blurred vision, dizziness, mild nausea and nervousness, skin rash, urticaria (hives), urinary retention, dysuria, tachycardia, muscle weakness, disorientation and confusion.
Term
60 yrs old
Definition
Patients ______yrs or older frequently develop increased sensitivity to anticholinergics and require careful monitoring.
Term
achalasia
Definition
failure of the muscles of the lower esophagus to relax, causing difficulty swallowing.
Term
anticohlenergic precautions
Definition
patientws with tachycardia, cardiac arrhythmias, hypertension or hypotension, urinary retention and decreased liver or kidney functions.
Term
COMT inhibitors
Definition
entacapone (Comtan) and tolcapone (Tasmar)
Term
COMT inhibitors
Definition
____________ increase the plasma concentrations and duration of action of levodopa.
Term
COMT inhibitors
Definition
______ are used as adjuncts to levodop/carbidopa in treating Parkinson's disease.
Term
COMT inhibitors
Definition
Dyskinesias, hyperkinesia, nausea, anorexia and diarrhea, somnolence and muscle cramps are adverse reactions to ________?
Term
Tolcapone
Definition
_________ is a contraindicated in patients with liver dysfunction.
Term
MAOI antidepressants
Definition
taking __________ with COMT inhibitors increases risk of toxicity of both drugs.
Term
Dopamine receptor agonists
Definition
________ such as pramipexole (Mirapex)is used for the treatment of the s/s of Parkinson's disease.
Term
Dopamine receptor agonists
Definition
N/V, dizziness, somnolence, hallucinations, confusion, visual disturbances, postural hypotension, abnormal involuntary movements and headaches are the most common adverse reactions to ___________.
Term
neuromuscular evaluation
Definition
____________ includes observation of tremors of the hands and head while at rest. Masklike facial expressions. changes in walking. Muscular rigidity, drooling, difficulty in chewing or swallowing.
Term
antiparkinsonism drugs
Definition
__________ may exacerbate mental symptoms and precipitate a psychotic event.
Term
with-hold dose
Definition
the nurse would ________ if the occurrence of choreiform and dystonic movements occur.
Term
every 2 wks the first year then every 8 wks thereafter.
Definition
regular blood testing to monitor liver function when taking tolcapone is usually done how often?
Term
hepatic injury
Definition
a serious and potentially fatal adverse reaction to tolcapone is _______?
Term
blurred vision and diplopia
Definition
_______ and _______ are evidence by the patient's sudden refusal to read or watch television or by bumping into objects when ambulating.
Term
Hallucinations
Definition
_________occur more often in the older adult than in the younger adult receiving antiparkinsonism drugs.
Term
5-14 days
Definition
How long is a drug holiday?
Term
neuroleptic malignant-like syndrome
Definition
________ may occur when antiparkinsonism drugs are discontinued or the dosage of levodopa is reduced abruptly.
Term
throw rugs
Definition
what would one thing you would want to tell your patient's family members to remove from the home to decrease falls?
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