Exam 3 (week 9) Flashcards
What is the brand name for Levodopa/carbidopa?
sinemet
What is the pharmacological class for Levodopa/carbidopa?
Dopaminergic
what is the therapeutic class for Levodopa/carbidopa?
Drug for parkinson disease
MOA for Levodopa/carbidopa:
- increases dopamine synthesis in the striatum
2. undergoes uptake in dopaminergic nerve terminals and converted into dopamine.
MOA specifically for carbidopa:
inhibits decarboxylation of levodopa in the intestine and peripheral tissues
Use for Levodopa/carbidopa:
parkinson disease
Effects of Levodopa/carbidopa are dose what?
dose dependent
what are 4 adverse effects of Levodopa/carbidopa?
- nausea and vomiting
- dyskinesias
- postural hypertension
- psychosis
What is a nursing implication of Levodopa/carbidopa?
Inform patients that benefits of drug may be delayed for weeks to months
Is there a cure with Levodopa/carbidopa for parkinson disease?
no cure, but symptomatic relief
full therapeutic responses with Levodopa/carbidoda take how long to develop?
months
What is another important thing to remember with Levodopa/carbidopa?
acute loss of effect
What is the pharmacological class for donepezil?
Reversible cholinesterase inhibitor
What is the therapeutic class for donepezil?
Drug for Alzheimer’s disease
MOA for donepezil:
- Reversibly binds to cholinesterase preventing the degradation of acetylcholine by (acetyl) cholinesterase CENTRALLY.
- increased amount of acetylcholine available to activate receptors
- Enhanced transmission in central cholinergic neurons that have not yet been destroyed
Uses for donepezil:
Alzheimer’s disease
5 adverse effects of donepezil:
cholinergic effects:
- nausea, vomiting
- dyspepsia
- diarrhea
- dizziness
- headache
1 nursing implication for donepezil:
medication adherence is crucial
What does donepezil slow the loss of?
memory and cognition
What does donepezil prolong?
independent function
True or false: donepezil is a cure for alzheimer’s disease
false; there is no cure
What is the brand name of interferon beta?
There is no brand name
Pharmacological class of interferon beta:
disease-modifying drug: immunomodulator
Therapeutic class of interferon beta:
Drug for Multiple Sclerosis (MS)
MOA of interferon beta:
- enhances naturally occurring interferon.
- a glycoprotein that inhibits the migration of proinflammaotry leukocytes across the BBB and suppresses T-helper cell activity
How is interferon beta manufactured?
recombinant therapy
Use of interferon beta:
relapsing form of multiple sclerosis
3 adverse effects of interferon beta:
- flu-like symptoms
- hepatotoxicity
- myelosuppression
1 nursing implication of interferon beta:
instruct patient to store drug appropriately
define multiple sclerosis
a chronic inflammatory autoimmune disorder that damages the myelin sheath of neurons in the CNS
How many types of MS are there?
4
Immunomodulators are drugs used to modify what?
Modify disease process, treat acute relapse and manage symptoms
Are immunomodulators a cure for MS?
No
What is the brand name of mitoxantrone:
Novantrone
Pharmacological class of Mitoxantrone:
Disease-modifying drug: immunosuppressant
Therapeutic class of Mitoxantrone:
Drug for Multiple Sclerosis (MS)
MOA of Mitoxantrone:
- cytotoxic to all cells proliferating or not
- inhibits DNA and RNA synthesis
- promotes cross-linking and breakage of DNA strands
Use of Mitoxantrone:
multiple sclerosis
3 adverse effects of Mitoxantrone:
- myelosuppression
- cardiotoxicity
- fetal injury
1 nursing implication of Mitoxantrone:
educate patient to avoid others who are ill
What is unique about Mitoxantrone and the FDA?
only immunosuppressant approved by FDA for use in treatment of MS
Mitoxantrone has a high risk of?
toxicity
immunosuppressants are also anti what?
anticancer drugs
What is the brand name of phenytoin?
Dilantin
Pharmacological class of phenytoin:
hydantoin: selective inhibition of sodium channel
Therapeutic class of phenytoin:
traditional antiepileptics
MOA of phenytoin:
- suppression of sodium influx
- suppression of calcium influx
- promotion of potassium efflux
- potentiation of GABA
Uses of phenytoin:
epilepsy; partial-seizures and tonic-clonic seizures
What are adverse effects dependent on with phenytoin: ?
dose dependent
What are 5 adverse effects of phenytoin:
Dose dependent effects:
- CNS/neurologic
- dermatologic
- gastrointestinal
- cardia
- teratogenic
1 nursing implication of phenytoin:
educate patients on strict adherence
What is the abbreviation for anti epileptic drugs?
AEDs
What is the goal of anti epileptics
goal is to reduce seizures to an extent that enables the patient to live a normal or near-normal life
what are also used as anti epileptics?
barbiturates
What is the brand name for valproic acid?
depakote
Pharmacological class for valproic acid:
carboxylic acid: selective inhibition of sodium channels
Therapeutic class for valproic acid:
traditional antiepileptics
MOA of valproic acid:
- suppression of sodium influx
- suppression of calcium influx
- promotion of potassium efflux
- potentiation of GABA
use of valproic acid:
epilepsy
adverse effects of valproic acid:
Dose dependent effects:
- CNS/neurologic
- dermatologic
- gastrointestinal
- cardia
- teratogenic
1 nursing implication for valproic acid:
educate patients on strict adherence
What is the brand name of oxcarbazepine?
trileptal
Pharmacological class of oxcarbazepine:
inhibition of voltage-sensitive sodium channels
Therapeutic class of oxcarbazepine:
newer antiepileptic
MOA of oxcarbazepine:
- suppression of sodium influx
- suppression of calcium influx
- promotion of potassium efflux
Use of oxcarbazepine:
epilepsy
Adverse effects of oxcarbazepine:
Dose dependent effects:
- CNS/neurologic
- dermatologic
- gastrointestinal
- cardia
- teratogenic
1 nursing implication of oxcarbazepine:
educate patients on strict adherence
What is the brand name of baclofen?
lioresal
Pharmacological class of baclofen:
centrally-acting muscle relaxant
therapeutic class of baclofen:
drug for spasticity
MOA of baclofen:
- Acts within the spinal cord to suppress hyperactive reflexes involved in the regulation of muscle movement
Use of baclofen:
- Spasticity and/or muscle spasm caused by MS, Cerebral Palsy (CP), spinal cord injury, stroke, and other disorders
- Malignant hyperthermia
Adverse effects of baclofen:
- CNS depression
2. gastrointestinal effects
1 nursing implication of baclofen:
education patient not to stop medication abruptly
Drugs used to treat spasticity do not relieve what?
do not relieve acute muscle spasm and vice versa
What do you want to consider with drugs for muscle spasm:
physical dependence
What is the brand name of dantrolene?
dantrium
Pharmacological class of dantrolene:
direct-acting muscle relaxant
Therapeutic class of dantrolene:
drug for spasticity
MOA of dantrolene:
- Acts directly on skeletal muscle by suppressing release of calcium for the sarcoplasmic reticulum
Use of dantrolene:
- Spasticity and/or muscle spasm caused by MS, Cerebral Palsy (CP), spinal cord injury, stroke, and other disorders
- Malignant hyperthermia
Adverse effects of dantrolene:
- CNS depression
2. gastrointestinal effects
1 nursing implication of dantrolene:
educate patient not to stop medication abruptly
What is the brand name for haloperidol?
Generic only!
Pharmacological class of haloperidol:
butyrophenone: dopamine2 receptor blockade
Therapeutic class of haloperidol:
first-generation antipsychotic (FGA)
MOA of haloperidol:
- block several kinds of receptors within and outside of CNS
- strong blockade of dopamine 2 receptors in the CNS
Uses of haloperidol (4):
- schizophrenia (delusional disorders, bipolar disorder, depressive psychoses, drug-induced psychoses)
- suppress emesis
- Tourette’s syndrome
- huntington’s chorea
Adverse effects of haloperidol:
- extrapyramidal symptoms (EPS) - serious movement disorders
- neuroleptic malignant syndrome
1 nursing implication of haloperidol:
educate patient on early signs of movement disorders
True or false: first-generation antipsychotics are conventional
true
what are first-generation antipsychotics also known as:
neuroleptics
how are first-generation antipsychotics classified:
by potency: high, medium, low. By chemistry
What kind of relief do first-generation antipsychotics provide:
symptomatic relief, no cure
What is the brand name of clozapine?
clozaril
Pharmacological class of clozapine:
Dopamine and serotonin (5-HT) receptor blockade
Therapeutic class of clozapine:
second-generation (atypical) antipsychotic (SGA)
MOA of clozapine:
- block several kinds of receptors within and outside of CNS
- moderate blockade of dopamine receptors
- strong blockade of serotonin (5-HT) receptors
Uses of clozapine:
- schizophrenia
2. bipolar disorder
4 adverse effects of clozapine:
- sedation
- agranulocytosis
- metabolic effects
- low risk of EPS
1 nursing implication of clozapine:
monitor hematologic blood plasma levels
What type of antipsychotics are second-generation antipsychotics?
atypical antipsychotics
What is the brand name of fluoxetine?
prozac
What is the pharmacological class of fluoxetine?
selective 5-HIT reuptake inhibitor: SSRI
What is the therapeutic class of fluoxetine?
antidepressant
MOA of fluoxetine:
Selectively blocks neuronal reuptake of serotonin (5-HT) increasing the concentration of serotonin in the synapse
therapeutic uses of fluoxetine:
- major depression
- bipolar disorder
- panic disorder
- OCD
- Generalized anxiety disorder
- bulimia nervosa
- premenstrual dysphoric disorder
Adverse effects of fluoxetine:
- sexual dysfunction
- weight gain
- serotonin syndrome
Nursing implication of fluoxetine
Educate patient and family on suicide risk
What is the time course of response for SSRIs
slow time; weeks to months
What can abrupt discontinuation of SSRIs cause?
it can cause withdrawal syndrome
What are used as adjunct to SSRIs?
non-drug therapies
What is the brand name for venlafaxine?
effexor
What is the pharmacological class of venlafaxine?
5-HT/norepinephrine (NE) reuptake inhibitor: SNRI
What is the therapeutic class of venlafaxine?
antidepressant
MOA of venlafaxine:
Block neuronal reuptake of serotonin (5-HT) and norepinephrine (NE)
Therapeutic uses of venlafaxine:
- major depression
- generalized anxiety disorder
- social anxiety disorder (social phobia)
Adverse effects of venlafaxine:
- Nausea
- Headache
- Anorexia
- Nervousness
- Sweating
- Somnolence
- Insomnia
nursing implications of venlafaxine:
educate patient and family on suicide risk
What is the brand name of phenelzine:
nardil
MOA of phenelzine:
Irreversibly inhibit MAO-A in nerve terminals, increasing the amount of NE serotonin available for release
Therapeutic use of phenelzine:
Atypical depression (for patients who have not responded to any other drug treatments)
adverse effects of phenelzine:
- hypertensive crisis triggered by foods high in tyramine
2. CNS stimulation
1 nursing implication of phenelzineu:
Educate patient and family on suicide risk
What is an enzyme found in the liver, the intestinal wall and terminal of monoamine- containing neurons:
MAO
Function of MAO:
to convert monoamine neurotransmitters into inactive products
What is similar with SSRIs and SNRIs and TCAs and MAOIS and atypical antidepressants:
the additional info:
- Slow time course of response—weeks to months
- Abrupt discontinuation can cause withdrawal syndrome
- Non-drug therapies used as adjunct
What is the brand name of lithium:
lithobid
Pharmacological class of lithium:
Mood stabilizer
Therapeutic class of lithium:
drug for bipolar disorder
MOA of lithium:
- MOA unclear
- alters glutamate uptake and release
- blocks the binding of serotonin to its receptors
- and/or inhibits glycogen synthase kinase-3 beta
Use of lithium:
bipolar disorder
effects of lithium:
- effects based on lithium levels
2. teratogenic
1 nursing implication of lithium:
promote adherence
What are two other class of drugs used to treat bipolar disorder:
- antipsychotics
2. antidepressants
what is the brand name of diazepam?
valium
MOA of diazepam:
- Depress neuronal function at multiple sites in the CNS
- Weak respiratory depression
- Benzodiazepine receptor agonist
- Potentiate actions of gamma-amino-butyric acid (GABA), an inhibitory neurotransmitter
- Not direct GABA agonist, enhances the effects of GABA
Uses of diazepam:
- Anxiety
- Insomnia
- Seizure disorders
- Induce general
anesthesia - Muscle spasms
- Withdrawal from
alcohol
adverse effects of diazepam:
- CNS depression
- Paradoxical effects
- Low risk of
tolerance and physical dependence
1 nursing implication of diazepam:
warn patients against abrupt withdrawal
what is a drug that is used for relief of anxiety
antianxiety drug or anxiolytic
Benzodiazepines also have what type of effects?
anti epileptic
what a drug promotes sleep it is called what?
hypnotic
Low doses of benzodiazepines relieve what?
anxiety
High doses of benzodiazepines induce what?
sleep
What suffix are benzodiazepines known by:
-pam and -lam
Pharmacological class of diazepam:
benzodiazepine: amplifies action of endogenous GABA
Therapeutic class of diazepam:
sedative-hypnotic
Effects of benzodiazepine-like drugs are…
dose dependent
Pharmacological class of secobarbitol:
barbiturate: direct-GABA agonist
Therapeutic class of secobarbitol:
sedative-hypnotic
MOA of secobarbitol:
- Nonselective depression of CNS function
- Strong respiratory depression
- Potentiate actions of gamma-amino-butyric acid (GABA)
- Directly mimics the actions of GABA
Uses of secobarbitol:
- seizure disorders
- induction of anesthesia ‘
- insomnia
Adverse effects of secobarbitol:
- Respiratory depression
- Suicide
- Abuse
- Tolerance versus
physical dependence
1 nursing implication of secobarbitol:
warn patients against abrupt withdrawal
Barbiturates fall into 3 groups, what are they?
- ultrashort-acting
- short-to-intermediate acting
- long-acting
Effects of barbiturate are dose what?
dose dependent
barbiturates are known by what suffix:
-ital
What is the brand name of Buspirone:
BuSpar
Pharmacological class of buspirone:
binds to serotonin and dopamine receptors
therapeutic class of buspirone:
anxiolytic
MOA of buspirone:
- Nonbenzodiazepine- nonbarbiturate MOA:
o Not CNS depressant
o Binds to serotonin and dopamine receptors
Uses of buspirone:
- Generalized anxiety disorder (GAD)
- Panic disorder
- Obsessive-compulsive
disorder (OCD) - Social anxiety disorder
- Post-traumatic stress
disorder (PTSD)
Adverse effects of buspirone:
- Dizziness
- Nausea
- Headache
- Nervousness
- Sedation
- Excitement
- Low risk of
tolerance and physical dependence
What do you want to warn patients about as the nurse if they are taking an anxiolytic:
against abrupt withdrawal
What kind of drugs can be used for management of anxiety as well:
SSRIs, SNRIs, benzodiazepines, and barbiturates
What is the brand name of methylphenidate:
ritalin
Pharmacological class of methylphenidate:
promotion of NE and DA release and inhibition of NE and DA reuptake
Therapeutic class of methylphenidate:
CNS stimulant/Drug for ADHD
MOA of methylphenidate:
- Stimulants: Increase activity of CNS neurons
2. Promotion of NE and dopamine release and inhibition of NE and dopamine reuptake
Uses of methylphenidate:
Attention- deficit/hyperactivity disorder (ADHD)
Adverse effects of methylphenidate:
- Insomnia
- Reduced appetite
- Emotional lability
- Cardiovascular
effects - Psychosis
- Abuse
- Tolerance versus physical dependence
1 nursing implication of methylphenidate:
educate patient to take medication in the morning
What are used in combination of CNS stimulants and non-stimulants?
Alpha2 adrenergic agonists and
antidepressants also
used for treatment
What is the brand name of atomoxetine?
straterra
Pharmacological class of atomoxetine:
selective NE reuptake inhibitor
Therapeutic class of atomoxetine:
Non stimulant/Drug for ADHD
MOA of atomoxetine:
Nonstimulant: NE reuptake inhibitor
Use of atomoxetine:
ADHD
Adverse effects of atomoxetine:
- Insomnia
- Reduced appetite
- Emotional lability
- Cardiovascular
effects - Psychosis
- Abuse
- Tolerance versus physical dependence
1 nursing implication of atomoxetine:
educate patient to take medication in the morning