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Pharmocology T1
Neurodegenerative Disorders-Mersfelder
44
Health Care
Undergraduate 2
02/12/2007

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Cards

Term
What disorder of the extrapyramidal systems is characterized by the degredation of dopamine producing neurons?
Definition
PD
Term
What are the S & S of PD?
Definition
Resting Tumor
Small handwriting
Change in Gait
Mask Face
Bradykinsia
Term
What is the most effective medication for the treatment of PD?
Definition
Levodopa
Term
What is the principle action of carbidopa?
Definition
Prevents breakdown of levodopa in the periphery
Term
What drug group stimulate dopamine receptors directly and what is the DOC for PD?
Definition
Dopamine agonists;Pramipexole/Mirapex
Term
What are the defining characteristics of Entacapone/Comtan?
Definition
-COMT inhibitor
-prevents breakdown of levadopa
-Orange Pee
Term
What are the defining characteristics of Selegiline?
Definition
-MAO-B inhibitor
-Only one to affect disease state
-stops enzyme which breaks down dopamine
Term
What do we want to monitor when treating a PD patient with Amantadine?
Definition
Watch Creatinine Clearance
Term
What is the M.O.of Anticholinergics and what are the adverse effects?
Definition
Blocks the muscarinic receptors;can't see,pee,spit, or void.
Term
What is the name of the most commonly used anti-Ach?
Definition
Benztropine
Term
What is the primary pathology of PD?
Definition
Degeneration of neurons in the substania nigra resulting in imbalance btw ACh and dopamine.
Term
What is the enzyme responsible for converting levadopa to dopamine?
Definition
Decarboxylase
Term
What are the principle adverse affects of Levodopa usage?
Definition
Nausea,dyskinsia, hypotension, and psychosis.
Term
Why do we use Clozapine in PD treatment?
Definition
It is a atypical antipsychotic which does not block dopamine receptors.
Term
What is the result of eating a high-protien meal while taking levodopa?
Definition
Reduction of therapuetic effects due to competition btw med and amino acids for absorption in the intestine and transport across the BBB.
Term
What is the M.O. of the group of drugs called dopamine agonists?
Definition
direct activation of dopamine receptors in the stratium
Term
What is the M.O. of Selegine?
Definition
Enhances levodopa by inhibiting MAO-B (enzyme which inactivates dopamine)
-may actually delay the progression of the disease state
Term
What is the histopathology of AD?
Definition
neuritic plaques, neurofibrillary tangles, and degeneration of cholinergic neurons in the hippocampus and cerebral cortex
Term
What is the M.O., major adverse effect,and indication of use for Cholineseterase Inhibitors?
Definition
Prevents the break down of Ach,may cause GI bleeding, used for mild-moderate states
Term
What drugs can reduce the effects of Cholinesterase inhibitors and why do they exert said effect?
Definition
Antihistamines, TCA's, and typical antipsychotics;block ACh receptors
Term
Give an example of NMDA Receptor Antagonistic drug and it's indicated use
Definition
Memantine;indicated use for moderate to severe AD
Term
What are the benefits and adverse effects of NSAIDS and aspirin?
Definition
1/day may delay progression;GI bleed, fluid retention, and renal dysfunction
Term
What is the primary adverse effect of Ginkgo Biloba?
Definition
Antiplatelet affect
Term
What are the three means of symptom control for AD suffers?
Definition
1) Antidepressants (NOT TCA's)
2) Atypical Antipsychotics
3) Environment manipulation
Term
What are the three goals of MS treatment?
Definition
1)Modify the disease process
2)Treat acute relapse
3)Manage symptoms
Term
What is the pathology of MS?
Definition
chronic, inflammatory, autoimmune disorder characterized by damage to the myelin sheath of neurons in the CNS
Term
What is the most common type of MS?
Definition
relapse-remitting
Term
What are the two types of disease modifying drugs usedt to treat MS?
Definition
1) Immunosuppresant (Mitoxantrone)
2) Immunomodulators (interferon and glatiramer)
Term
What MS drug may have flu-like symptoms as an adverse effect?
Definition
Interferon
Term
Mitoxantrone has what three adverse effects?
Definition
-Myelosuppression
-Cardiotoxicity
-Fetal harm Category D
Term
What drug group is used to treat the bladder dysfunction associated with MS?
Definition
Anticholinergics-Oxybutynin
Term
What is used to treat the neuropathic ain and depressiin associated with MS?
Definition
TCA's
Term
What drugs used to treat the cognitive dysfunction of MS can also be used to treat mild-moderate AD?
Definition
Donepezil and Memantine
Term
Phenytoin
Definition
-Tx Epilepsy
-Gingival hyperplasia
-Stevens Johnsons rash
-Not for absence seizures
Term
Carbamazepine
Definition
-DOC partial seizures
-Watch WBC levels
-Weight gain
Term
Valproic Acid
Definition
-Partial and generalized seizures
-Liver and Pancreas harm
Term
Ethosuximide
Definition
-DOC absence seizures
Term
Oxycarbazepine
Definition
-Adverse: hyponatremia
Term
Gabapentin/Pregabalin
Definition
-Adjunct to partial
-PAIN CONTROL
-pregab may cause abuse
Term
What two vitamins are suggested to be taken for pregnant epileptics?
Definition
Vitamin K and Folic Acid
Term
Topiramate
Definition
-most seizures including MIXED
- weight loss
Term
What is the DOC for muscle spasms/spasticity?
Definition
Diazepam
Term
What medication would we use to treat spasticity specific to MS, spinal cord, and CP?
Definition
Baclofen
Term
What spasticity med works on the sarcoplasmic reticulum and treats malignant hyperthermia?
Definition
Dantrolene
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