Antiparkinson Drugs Flashcards

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1
Q

Carbidopa-Levodopa

Chemical Classification

A

Catecholamine

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2
Q

Carbidopa-Levodopa

Mechanism of Action

A

Decarboxylation of levodopa in periphery is inhibited by carbidopa; more levodopa is made available for transport to the brain and for conversion to dopamine in the brain

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3
Q

Carbidopa-Levodopa

Uses

A

Parkinson’s disease, parkinsonism resulting from carbon monoxide, chronic manganese intoxication, cerebral arteriosclerosis

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4
Q

Carbidopa-Levodopa

Contraindications

A

Hypersensitivity, malignant melanoma, history of malignant melanoma or undiagnosed skin lesions resembling melanoma

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5
Q

Carbidopa-Levodopa

Side Effects

A

CNS: Involuntary Choreiform Movements, Hand Tremors, Fatigue, Headache, Anxiety, Twitching, Numbness, Weakness, Confusion, Agitation, Insomnia, Nightmares, psychosis, hallucination, hypomania, severe depression, dizziness, impulsive behaviors, NEUROLEPTIC MALIGNANT SYNDROME
CV: Orthostatic Hypotension, tachycardia, hypertension, palpitation
EENT: blurred vision, diplopia, dilated pupils
GI: Nausea, Vomiting, Anorexia, Abdominal Distress, Dry Mouth, Flatulence, Dysphagia, bitter taste, diarrhea, constipation
HEMA: HEMOLYTIC ANEMIA, LEUKOPENIA, AGRANULOCYTOSIS
INTEG: rash, sweating, alopecia
MISC: urinary retention, incontinence, weight change, dark urine

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6
Q

Carbidopa-Levodopa

Nursing Considerations

A

ASSESS:

  • PARKINSON’S SYMPTOMS: tremors, pill rolling, drooling, akinesia, rigidity, shuffling gait before, during treatment, BP, respiration; orthostatic BP
  • Mental Status: affect, mood, behavioral changes, depression, complete suicide assessment
  • Toxicity: muscle twitching, blepharospasm
  • Renal, hepatic, hematopoietic tests; also for diabetes, acromegaly if on long-term therapy
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7
Q

Ropinirole (Requip)

Functional Classification

A

Antiparkinson agent

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8
Q

Ropinirole (Requip)

Chemical Classification

A

DOPamine-receptor agonist, nonergot

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9
Q

Ropinirole (Requip)

Mechanism of Action

A

Selective agonist for D2 receptors (presynaptic/postsynaptic sites); binding at D3 receptor contributes to antiparkinson effects

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10
Q

Ropinirole (Requip)

Uses

A

Parkinson’s disease, restless leg syndrome (RLS)

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11
Q

Ropinirole (Requip)

Contraindications

A

Hypersensitivity

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12
Q

Ropinirole (Requip)

Side Effects

A

CNS: Agitation, Insomnia, psychosis, hallucination, dystonia, depression, dizziness, somnolence, SLEEP ATTACKS, impulse control disorders
CV: Orthostatic Hypotension, tachycardia, hypo/hypertension, syncope, palpitations
EENT: blurred vision
GI: Nausea, Vomiting, Anorexia, Dry Mouth, constipation, dyspepsia, flatulence
GU: impotence, urinary frequency
HEMA: HEMOLYTIC ANEMIA, LEUKOPENIA, AGRANULOCYTOSIS
INTEG: rash, sweating
RESP: pharyngitis, rhinitis, sinusitis, bronchitis, dyspnea

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13
Q

Ropinirole (Requip)

Nursing Considerations

A

ASSESS:

  • PARKINSONISM: akinesia, tremors, staggering gait, muscle rigidity, drooling
  • BP, respirations during initial treatment; hypo/hypertension should be reported
  • SLEEP ATTACKS: drowsiness, falling asleep without warning even during hazardous activities
  • Mental status: affect, mood, behavioral changes, depression; complete suicide assessment; worsening of symptoms in restless leg syndrome

PERFORM/PROVIDE:
-Testing for diabetes mellitus, acromegaly if patient receiving long-term therapy

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14
Q

Carbidopa-Levodopa

Functional Classification

A

Antiparkinson agent

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