תרופות Flashcards

1
Q

SSRI - fluoxetine (prozac)

  • Side effects include…[1],…[2] and…[3]
  • Have the…[4] t1/2 of…[5]
  • Active metabolites are present in…[6]
  • Have some…[7] and…[8] activity
A
  1. Anxiety
  2. Weight loss
  3. Seizure
  4. Longest
  5. 4-6 days
  6. 7-9 days
  7. Anti-cholinergic
  8. Anti-histaminic
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2
Q

SSRI - fluvoxamine (favoxil)

  • A lot of side effects, its causes…[1]
  • It have…[2] effect and it is beneficial of…[3]
  • It t1/2 is…[4]
A
  1. Weight gain
  2. Sedative (relaxing)
  3. OCD
  4. 15 hours
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3
Q

SSRI - paroxetine (seroxat, paxxet)

  • It causes…[1]
  • And have…[2] side effects due to its…[3] activity
  • It is the most…[4] SSRI and thus it is beneficial for…[5]
  • Have t1/2 of…[6]
A
  1. Weight gain
  2. Anti cholinergic
  3. Anti cholinergic
  4. Sedative (relaxing)
  5. Panic disorder
  6. 21 hours
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4
Q

SSRI - sertraline (lustral)

  • Side effects of…[1] and [2]
  • Have t1/2 of…[3]
  • Active metabolites in the blood for…[4]
A
  1. Anxiety
  2. Diarrhea
  3. 26 hours
  4. 3-5 days
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5
Q

SSRI - escitalopram (cipralex) and citalopram (recital)

  • Escitalopram side effects include…[1]
    • Its t1/2 is…[2]
  • Citalopram t1/2 is…[3]
A
  1. Anxiety
  2. 27-32 hours
  3. 35 hours
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6
Q

SSRI - GI side effects

  1. Resolves usually after…[1]
  2. Most commonly associated with…[2]
A
  • GI discomfort, vomiting, nausea, anorexia, dyspepsia, diarrhea
  • GI side effects are the main side effect
  1. Resolves usually after 2 weeks
  2. Sertraline (lustral) have the most prominent GI side effects
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7
Q

SSRI - sexual dysfunction

  • Occurs in…[1] of the patients
  • Does not…[2]
  • Change to drung that does not effect sexual acitivity including…[3] and…[4]
A
  1. 50-80%
  2. Resolve
  3. Mirtazapine
  4. Buproprion
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8
Q

SSRI - CNS side effects

  • Can increase…[1] in the first few weeks
  • Rarely and most commonly in old patients can cause…[2]
  • Very low rate (0.02%) of…[3]
  • The associated drug is…[4]
A
  1. Anxiety
  2. EPS
  3. Seizures
  4. Fluoxetine
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9
Q

SSRI - misc. side effects

  • Weight loss occurs only with…[1] the rest will cause weight gain
  • …[2] that will lead to hyponatremia and delirium in old patients
  • Anti-cholinergic side effects with…[3]
  • 4% will have…[4]
  • Deficieny in…[5] of…[6]
  • Emotional…[7]
A
  1. Fluoxetine
  2. SIADH
  3. Paroxetine
  4. Skin rash
  5. Aggregation
  6. Platelets
  7. Blunting
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10
Q

SSRI discontinuation syndrome

  • Leads to…[1] disorder and…[2] discomfort
  • Also…[3],…[4] and…[5]. Also auras of…[6]
  • Accompanied with…[7] problems
  • Occurs in…[8] of the patients
  • Becuase…[9] have long t1/2 it is the treatment
A
  1. Balance
  2. GI
  3. Tierdness
  4. Insomnia
  5. Parasthesias
  6. Migraine
  7. Psychiatric
  8. 33%
  9. Fluoxetine
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11
Q

Typical anti-psychotics - high potency drugs

  • …[1],…[2],…[3] and…[4]
  • Have low…[5], and high…[6] effects
A
  1. Trifluphenazine
  2. Fluphenazine
  3. Haloperidol
  4. Pimozide
  5. Anti-cholinergic
  6. EPS
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12
Q

Typical anti-psychotics - low potency drugs

  • …[1],…[2]
  • Have low…[3], and high…[4] effects
  • …[5], have the lowest effect of…[6], because its potency is…[7]
A
  1. Chloropromazine
  2. Thioridazine
  3. EPS
  4. Anti-cholinergic
  5. Prephenazine
  6. EPS
  7. Medium
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13
Q

EPS - parkinsonism

  • Occurs in…[1]
  • After…[2] days
  • Most common in…[3]…[4]
  • Treatment
A
  1. 15% - the most common
  2. 5-90
  3. Elderly
  4. Females
  5. Anti-cholinergics / amantadine / diphenhydramine (benedril)
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14
Q

ESP - acute dystonia

  • Occurs in…[1]
  • Most commonly in…[2],…[3]
  • Prevention
  • Treatment
A
  1. 10%
  2. Young
  3. Males
  4. Anti-cholinergics / diphenhydramine (benedril) / clonazepam
  5. Anti-cholinergics / anti-histamines IM/IV
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15
Q

EPS - acute akathisia

  • Treatment
A
  • Consider reducing the dose or replacing the drug
  • Best responds to propranolol (deralin).
    • Can also use benzodiazepines, anti-cholinergics or cyproheptadine
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16
Q

EPS - tardive dyskinesia

  • In…[1] of the patients after 12 months, and in…[2] of the patients after 4 years
  • Isnt reversible in…[3] of the cases
  • Prevention
  • Treatment
A
  1. 15%
  2. Over 25%
  3. 50%
  • Treat with the lowest dose possible. Treat with atypicals (clozapine have the lesser rate)
  • Decrease the dose or stop acutely the drug, and change to atypical (clozapine).
    • If cannot tolerate clozapine - benzo/lithium/carbamazepine
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17
Q

Typical anti-psychotics - general adverse effects

  • Hyper…[1]
  • Anti-…[2]
  • Orth…[3]
  • Anti-histaminergic…[4]
  • Hematologic…[5]
  • Cardial…[6]
  • Skin…[7]
  • Liver…[8]
  • Decreased…[9]
A
  1. Prolactinemia - gynecomastia, impotence, galactorrhea, amenorrhea, anorgasmia. OSTEOPORESIS
  2. Cholinergic - both central and peripheral
  3. Orthostatism - due to alpha-1 blockade
  4. Increased appetite and sedative
  5. Mild leuckopenia, rarely, agranulocytosis
  6. Prolonged PR and QT intervals
  7. Photosensitive rash
  8. Cholestatic jaundice
  9. Seizure threshold
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18
Q

Atypical anti-psychotics

  • Anti-psychotic effect
  • Reistent to treatment
A
  • Appears after 3 weeks with full dose
  • No reaction after 4-10 week with the full dose
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19
Q

Atypical anti-psychotics - metabolic syndrome

A
  • Central obesity, increased TG, decreased HDL, increased blood fasting glucose, hypertension
  • Clozapine and olanzapine have the highest effect
  • Aripiprazole have the lowest
  • Aripiprazole < quetiapine < risperidone < olanzapine < clozapine
20
Q

Atypical anti-psychotics - agranulocytosis

  • Occurs in…[1] of the patients treated with…[2]
  • Requires intensive follow up, that include bloodworks every…[3], for the first…[4], followed by once a…[5] for…[6]
A
  1. 1%
  2. Clozapine (leponex)
  3. Week
  4. 18 weeks
  5. Month
  6. EVER
21
Q

Atypical anti-psychotics - other adverse effects

A
  1. Salivation - mainly due to the use of clozapine. Treat with anti-cholinergics or with clonidine
  2. Genitourinary disturbances including impotence
  3. In high dose it can exacerbate OCD
22
Q

Atypical anti-psychotics - clozapine

  • Used for…[1],…[2] and…[3]
  • Works for…[4] that are resistent to therapy
  • Works also on…[5]
  • Adverse effects include…[6-11]
  • 3 Contraindications for clozapine…[12]
A
  1. Resistent schizophrenia (3 other drugs before)
  2. Severe suicidal ideations
  3. Tradive dykinesia
  4. 30%
  5. Negative symptoms
  6. Sedation
  7. Metabolic syndrome
  8. Anti-cholinergic AE’s including QT prolongation
  9. Agranulocytosis (1-2%)
  10. Decreased seizure threshold
  11. Myocarditis
  12. WBC <3500, bone marrow disorders, history of agranulocytosis with clozapine
23
Q

Atypical anti-psychotics - risperidone (risperidal)

A
  • 3-4 times higher risk for hyperprolactinemia
  • In high dose can trigger EPS
  • Usually used as first line
24
Q

Atypical anti-psychotics - olanzapine (zyprexa)

A
  • Higher rate of H1 AE’s - metabolic syndrome.
  • Orthostatism
  • Constipation
  • Decreased seizure threshold
  • Can also be used as mood stablizer
25
Q

Atypical anti-psychotics - quetiapine (seroquell)

A
  • Lesser motoric side effects
  • Have anti-cholinergic effects
  • Good for patients with metabolic syndrome
26
Q

Atypical anti-psychotics - ziprezidone (geodon)

A
  • Have risk for QT prolongation
  • There is almost none metabolic effects
  • Can be used for OCD
27
Q

6 contraindications for treatment with neuroleptics

A
  1. Severe allergic reaction
  2. Interactions with drugs that will lead to CNS depression
  3. Risk for seizures
  4. Severe cardiac abnormalities
  5. Narrow angle glaucoma
  6. Tradive dyskinesia (?)
28
Q

Lithium - characteristics

  • Excreted by the…[1]
  • Have narrow…[2]
  • Before starting the therapy, and every…[3] - blood works for…[4],…[5],…[6],…[7] and…[8]
  • Also do…[9]
  • Wanted lithium levels in acute mania…[10], and in maintenance therapy…[11]
A
  1. Kidney
  2. Therapeutic range
  3. 6 months
  4. Renal function
  5. Electrolytes (calcium included)
  6. Blood count
  7. TSH
  8. beta-HCG
  9. ECG
  10. 1-1.5 mEq/L
  11. 0.4-0.8 mEq/L
29
Q

Lithium - GI side effects

A
  • Appears in the beginning of the therapy
  • Nausea, vomiting, diarrhea, weight gain, dyspepsia, fluid retention
30
Q

Lithium - CNS side effects

  1. Cerebellar
  2. Cognitive
  3. Neuron toxic syndrome
A
  1. Postural tremor, akathisia
  2. Dysphoria, slow response
    • MG like response, decreased seizure threshold, parkinsonism
  3. Acute confusional state, that is sometimes non reversible, that appears with combination with anti-psychotics
31
Q

Lithium - renal side effects

A
  • In 33% of the patients nephrogenic DI
  • Intersitial fibrosis
  • Nephrotic syndrome

In the kidney lithium acts the same way as sodium - pay attention to patients that prescribed low sodium diet (cardial patients)

32
Q

Lithium - thyroid, parathyroid side effects

A
  • Goiter
  • Hypothyroidism - more commonly in females
    • Treat with levothyroxin (Eltroxin)
  • Hyperparathyroidism –> hypercalcemia
33
Q

Lithium - cardial side effects

A
  • ECG that gives picture of hypokalemia - flattening of T waves
  • SA node suppression - contraindicated in patients with sick sinus syndrome
34
Q

Lithium - skin

A
  • Acne
  • Exacerbation of psoriasis
  • Hair loss
35
Q

Lithium - hematologic side effects

A
  • Leukocytosis without clinical relevance
  • Rarely, thrombocytosis - thrombotic events are rare
36
Q

Lithium - teratogenicity

A
  • 4-12% risk for Ebstein anomaly
  • If women is taking lithium during the pregnancy - keep the minimal possible dose
    • 2 weeks before delivery maintain levels of 0.6 mEq/L
  • Follow up on TSH for risk of fetal hypothyroidism, follow up also on the heart of the fetus
  • Lithium is transferred in milk
37
Q

Valproic acid (depalept)

  1. GI side effects
  2. CNS
  3. Weight…
  4. 5 other side effects
  5. Teratogenicity level
A
  1. Frequent in the first month of the therapy. Abdominal discomfort, jaundice
  2. Sedation, tremor (reacts well to beta blockers)
  3. Gain
  4. Alopecia (5-15%), increased LFT’s, changes in lipid profile, polycystic ovary, SIADH
  5. Level X - absolutly contraindicated
  • Due to relatively small amount of side effects it is the drug that is recommended for children and elderly
38
Q

Carbamazepine (tegretol) - physiologic effects

  1. Hematologic
  2. Endocrine
  3. Liver
  4. CVS
  5. Skin
  6. …-like syndrome
A
  1. Benign leukopenia
  2. SIADH, increased thyroid hormones
  3. Increased liver enzymes - can interfere with other drugs metabolism
  4. Contraindicated in patients with AV block
  5. Rash
  6. SLE
39
Q

Carbamazepine (tegretol) - side effects

  1. Hematologic
  2. Liver
  3. Skin
  4. Pancreas
  5. GI
  6. CNS
  7. Heart
A
  1. in 1:250,000 - aplastic anaemia and agranulocytosis
    • Blood count every 3 months in the first year
    • In the first months blood count every 2 weeks
  2. Hepatitis, jaundice, cholestasis
  3. Risk for SJS and TEN
  4. Pancreatitis
  5. Most commonly - nausea, vomiting, abdominal discomfort, dyspepsia, constipation, anorexia
  6. Acute confusional state can occur when combined with neuroleptics
  7. Increased conduction time –> contraidicated in patients with AV block
40
Q

Carbamazepine (tegretol) - precautions

  • Contraindications include…[1],…[2] and…[3]
  • Precaution with…[4],…[5] and…[6]
  • Tertogenicity
A
  1. Hematologic disease
  2. Liver disease
  3. AV block
  4. Glaucoma
  5. BPH
  6. Diabetes
  7. Increased risk for neural tube defects, intracranial hemorrhage
    • Pass in milk
41
Q

Lamotrigine (lamictal)

  • The only anti-epileptic that is useful for…[1]
  • The only one that is allowed in…[2]
  • Side effects:
    • Neurologic [3]
    • Skin [4]
  • Cannot be given to patients under…[5]
A
  1. Depression
  2. Pregnancy
  3. Tiredness, headache, ataxia, blurred vision
  4. Benign rash in 8%
    • Risk for SJS and TEN
  5. 16
42
Q

Benzodiazepines - side effects

  • Mainly of…[1]
  • If taken with…[2] can cause…[3] and…[4]
  • In therapeutic range:
    • Can cause…[5], this is why patients should not…[6]
    • Risk for…[7] and…[8] there is high risk for…[9] in the elderly
A
  1. CNS
  2. Alcohol
  3. Disinhibition
  4. Respiratory depression
  5. Sedation
  6. Operate heavy mechinary
  7. Ataxia
  8. Diziness
  9. Falls
43
Q

Benzodiazepines - precautions

  1. Pregnancy
  2. Diseases of…
  3. Dont take with…
  4. Precaution with…[4],…[5],…[6],…[7] and…[8]
A
  1. Teratogenic.
    • Decrease fetal motility
    • In the third trimester there is risk for fetal withdrawl syndrome
    • Passed in milk - lactation is contraindicated
    • D-level
  2. Liver and kidney
  3. Alcohol
  4. COPD
  5. OSA
  6. Drug abuse
  7. Cognitive disorders
  8. Myasthenia gravis
44
Q

Benzodiazepines - long acting

  • 2 drugs
A
  1. Diazepam (valium, assival)
    • Highly lipid soluble
    • 20-50h
  2. Clonazepam (clonex)
    • High potency
    • 18-39h
  • Dont forget that not only t1/2 determine the action time
45
Q

Benzodiazepines - short acting

  • 3 drugs
A
  1. Brotizolam (bondromin)
  2. Lorazepam (lorivan)
    • Have active metabolite (?)
    • 10-20h
  3. Oxazepam (vaben)
    • 3-21h
46
Q

Benzodiazepine - intermediate acting

  • 1 drug
A
  1. Alprazolam (xanax)
    • Lipid soluble
    • 6-20h
47
Q

Benzodiazepines - lipid soluble

  • 3 drugs
A
  1. Midazolam (not really psychiatric drug)
  2. Alprazolam (xanax)
    • Intermediate acting
    • 6-20h
  3. Diazepam (valium, assival)
    • Long acting
    • 20-50h