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Pharm
parkinsons
18
Other
Undergraduate 2
02/24/2009

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Cards

Term
Carbidopa/levodopa
Definition
diffuses into cns and is converted into dopamine to replace deficient dopamine
Term
side effects of carbidopa levidopa
Definition
GI:N&V,stimulates CTZ CV: hypotension, dysrhythmias, CNS: duskinesias, nervousness, confusion, vivid dreams, insomnia
Term
amantidine
Definition
stimulates release of dopamine from nerve endings, increasing concentration (used in early stages of PD)also causes
Term
side effects of amantidine
Definition
Integument: red-purple skin blotches, livedo reticularis, GI, CNS: irritability, nervousness, confusion, MUSCARINIC BLOCKADE!
Term
Dopamine Agonists
Definition
act directly on dopamine receptors (mostly with D2 receptors)stimulating them (same side effects as levidopa)
Term
COMT Inhibitor
Definition
inhibits COMPT, which metabolizes dopamine, needs to be given with levodopa, similar side effects of dopamine (liver enzymes AST and ALT)
Term
MAO Inhibitors
Definition
inhibition of MAO-B enzyme which interferes with themetabolism dopamine
Term
MAO inhibitor drug interaction
Definition
Meperidine (causes stupor, rigidity, hyperthermia)
Term
Anticholinergic / Benztropine
Definition
blockade of muscarinic cholingergic receptors, good to control tremors in early stages
Term
PD medication key points
Definition
*absolute avoidance of drugs that are dopamine blocking -> tricyclic antidepressants, phenothiazine antypsychotics
Term
TRAP
Definition
Tremor, rigidity, akinasia and bradykinesia, postural instability
Term
antiepileptic drugs
Definition
supress nueronal discharge by supressing NA and CA influx, or potentiate GABA
Term
Phenytoin/ Dilantin
Definition
Supress Na influx, effects: CNS< GI, GINGIVAL HYPERPLASIA, skin rash,... INDUCER
Term
phenobarbital/antisiezure
Definition
potentiates GABA, barbituate, cns depression
Term
Carbemazepine/ antisiezure and adverse effects
Definition
supresses influx of NA, sedative, anticholingergic, antidepressant, muscle relaxer, adverse effects =nystagmus, heart failure, bp prob, arrthythmias, MI, anticholinergic, hematologic, INDUCER
Term
Valproic Acid/antisiezure
Definition
inhibits Ca influx, effects: GI, CNS, hepatic, hematologic
Term
treatment of status epilepticus
Definition
IV benzodiazepines (Diazepam/Valium)
Term
dantrolene/muscle relaxer
Definition
treats malignant hyperthermia, hepatotoxicity, CNS, GI
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