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94 Cards in this Set

  • Front
  • Back
What is the lifetime prevalence of depression in the US population?
10 %.
What is reactive depression and when should it be treated?
Depression related/associated with grief &/or bereavement.

Treated when:
- Persistence >2 months
- Marked functional impairment
- satisfy criteria for Depression.
Diagnostic Symptoms/Signs for Major Depressive Disorder
5 of 9 nearly every day for 2+ weeks. Must have 1+ *.
*Depressed mood. (SIG E CAPS)
Sleep changes
*Interest loss (anhedonia)
Guilt or worthlessness, excessive.
Energy loss
Concentration difficulty
Appetite & Weight (>5% in 1 month) changes
Psychomotor retardation or aggitation.
Suicidal &/or Homicidal Ideation.
Anhedonia
Unable to experience interest or pleasure in previously enjoyed activities.
What is Fluvoxamine, it's actions and what is it approved to treat?
Fluvoxamine = SSRI.

Only approved to treat OCD

No sedative or anti-muscarinic action.
Fluoxetine
- Action
- Kinetics
- Uses
SSRI (may dec NE/DA reuptake too)

Sedative & Antimuscarinic actions.

Bulimia*, anorexia, obesity.
Depression, OCD, social anxiety, panic disorder
What is the mechanism of action of SSRI's?
Inhibition of pre-ynaptic neural reuptake of Serotonin

Increases Serotonin concentration and duration within the synapse.
What is the mechanism of action of Tricyclic Antidepressants
Inhibit neuronal reuptake of serotonin and norepinephrine.
What is the mechanism of action of Second generation Heterocyclics?
(Atypical antidepressants, 2nd: Bupropion)

Inhibits reuptake of serotonin, norepinephrine & dopamine.
What is the mechanism of action of MAOIs?
Monoamine oxidase inhibitors.

Inhibit/reduce degradation of DA, NE & 5-HT in presynaptic neurons
Transference
Patient projects feelings about another important person (formative) onto the physician/therapist.

Pt anger for Father is projected onto MD.
Countertransference
Physician/therapist projects feelings of a important person (formative) onto patient.

MD projects feeling towards child onto Pt (sybil)
Name 5
Tertiary Amine Tricyclic Antidepressants.
Amitryptelene, Clomipramine, Imipramine,
Doxepin, Trimipramine.
Side Effect profile of:
Tertiary Amine Tricyclic Antidepressants
Highly Anti-cholinergic:
Sedation!
dry mouth, blurring vision,
orthostatic hypotension,
constipation, urinary retention
Uses of Tricyclic Antidepressants in general.
Depression, Neuropathic pain, Panic disorder, PTSD,
Eating disorder, Migraines,
Enuresis, Irritable Bowel Synd,
Side Effect profile of Tri-cyclic Antidepressants in general.
Anticholinergic: sedation, dry-mouth, blur vision, orthostatic hypotension, constipation, urinary retention
Anti-a1 blocker: Tachycardia, QT interval prolongation
Anti-Histamine1: Weight gain
Amoxapine
Tetracyclic Antidepressant
Side Effects = Extrapyramidal Syndrome, Neuroleptic Malignant Syndrome.
Tri-Cyclic Toxicity
Tri-C's:
Convulsions,
(Atropine-like: dec sweating, inc muscle act/seizures --> hyperpyrexia)
Coma,
Cardiotoxicity (fatal arrhythmias - wide QRS)
Secondary Amine Tricyclic antidepressants
Nortriptyline
Desipramine
Protriptyline
(least side effects)
Treatment for Tri-cyclic Toxicity
IV NaHCO3
Tri-cyclic antidepressant:
Drug interactions
Alcohol, Barbituates, Benzodiazepines, MAOIs.
Drugs that may cause Depression
- Anti-HTN: Reserpine, Propranolol, Methyldopa, Guanethidine sulfate, Clonidine, Hydralazine
- Corticosteroids: Prednisone, Cortisone acetate
- Hormones/BCP: Estrogen, Progesterone
- AntiParkinson's: Levodopa, Carbidopa, Amantadine
- Anti-anxiety: SSRI, Benzodiazepine, Buspirone, Propranolol.
- Alcohol
Vegetative Sx of Depression
(reflect biochemical dysfunction)
Sleep disturbance, Appetite disturbance with Weight changes, Fatigue, Dec Sex drive, Restlessness, Agitation, Psychomotor retardation, Diurnal variation of mood, Impaired Concentration/ forgetfulness, Pronounced anhedonia.
Common Side Effects of SSRIs & SNRIs
**GI problems: distress, diarrhea
Sexual SE: delayed ejaculation, Nonorgasmia (f)
Agitation, Anxiety, Akanthisia (uncomfortable inner restlessness), Panic, Insomnia, HA
Increased suicide (mobilization phenomena)
Serotonin Syndrome
Contraindications/Interactions with SSRIs/SNRIs
MAOI within 4-6 weeks.

Electro-convulsant therapy.
Clomipramine
Tertiary Amine Tricyclic Anti-Depressant.
Most 5HT Reuptake Inhibitor specific.
Treats OCD &
depression, enuresis, IBS, Nerve pain, migraine, panic d/o, eating d/o, PTSD, induce sedation.
29 common diseases that may cause depression
Alzheimer's, Parkinson's, Multiple Sclerosis.
Addison's, Cushing's, DM, Hyper/HypoThyroidism.
CHF, Apnea, Asthma.
Infectious Hep, Malnutrition, Ulcerative Colitis.
Postpartum, Premenstrual, Menopause.
RA, SLE, AIDS, Influenza, Syphilis, Ch Infection.
Porphyria, Anemia, Uremia.
Ch Pain, Ch Fatigue Synd, Malignancy.
Serotonin Syndrome
*Tremor, Akathisia, Clonus (T>100)*
Hyperthermia, Hypertonicity, Rhabdomyolysis, Renal Failure, Convulsion, Coma --> Death.
Triad of Cognitive, Autonomic & Somatic Sx.
Tx for Serotonin Syndrome
Stop Rx.
Benzodiazepine &/or 5HT Antagonist (cyclopeptadine)
SNRI vs SSRI
SNRIs (and tricyclic's MoA)
- effective in depression refractory to SSRIs
- effective in relieving physical sx related to depression (neuropathic pain, etc)
Venlafaxine
- Mechanism of Action
(Effexor)
SNRI.
Potent 5HT RI,
NE-RI at higher doses.
mild Dopamine RI
Venlafaxine
- Side Effects
(SNRI, Effexor)
Nausea, Dizziness, Insomnia, Sedation & Constipation.
high dose: Inc BP
Venlafaxine
- Uses
MDD (refractory to SSRI &/or with physical sx (neuropathic pain)),
GAD, Social anxiety, Panic d/o
Duloxetine
- Mechanism of Action
SNRI (Cymbalta)
inhibits reuptake of 5HT & NEpi at all doses.
Duloxetine
- Contraindications
- Side Effects
(SNRI - Cymbalta)
C/I:
Hepatic insufficiency & end-stage renal dx
(liver metabolism & excreted)

SE:
GI: Nausea, drymouth, constipation > diarrhea, vomiting.
Insomnia, dizzy, somnolence, sweating, sexual dysfunction.
SSRI
- Therapeutic Uses
MDD
OCD
GAD
panic disorder
premenstrual dysphoric disorder
bulimia nervosa
Uses of Fluvoxamine
SSRI
only indicated for OCD
Name SSRIs
Fluoxetine (prozac)
Paroxetine (paxil)
Fluvoxamine (luvox)
Sertraline (zoloft)
Escitalopram (lexapro)
Citalopram (celexa)
Citalopram
MoA & Uses.
SSRI (Celexa)
Only indicated for Depression
useful in kids/teens.
Bupropion
- mechanism of action
(Wellbutrin)
NEpi/Dopamine Reuptake Inhibitor
Short T1/2 = multiple/day
Bupropion
- uses
Depression
Smoking Cessation (Dec nicotine craving)
Seasonal Affective D/o
(ADHD & neuropathic pain)
Bupropion
- Side Effects
No sexual side effects, sedation or anti-muscarinic

Dry mouth, sweating, tremor.
High doses: Seizures
Mirtazapine
- Uses
Refractory depression
esp in patients who need weight gain and have difficulty sleeping.
Mirtazapine
- Mechanism of Action
Block 5HT2 & alpha-2 receptors.

Potent anti-Histaminic = Sedation.
Mirtazapine
- Side Effects
No anti-muscarinic or sexual SE

Increased appetite & weight gain.
Markedly sedating (anti-H)
Dizziness, tremor, agranulocytosis.
Nefazodone
- Mechanism of Action
- Side Effects
5HT1 pre-synaptic autoreceptor blocker.
(weak SRI)
= increased 5HT release

Potent H1 blocker = SEDATING!!
Trazadone
- Mechanism of Action
- Side Effects
Block 5HT pre-synaptic auto-receptor.
(weak SRI)
= increased 5HT release

Potent H1 Blocker = SEDATING!!

Associated with Priapism.
Nefazodone
- Uses
refractory major depression
(with anxiety & insomnia)
sedation requires qhs
Trazodone
- Uses
refractory major depression
(with anxiety & insomnia)
sedation requires qhs.
Name 5
Mono-Amine Oxidase Inhibitors
Phenelzine
Tranylcypormine
Isocarboxazid
Selegiline (MAOI-B)
Clorgyline (MAOI-A)
How do MAOI's work?
Inhibition (often irreversible) of Mono-Amine Oxidase A &/or B.

Prevents the degradation of amines:
A: 5HT, Dopamine, Tyramine
B: NEpi, (Epi), Dopamine, Tyramine
MAOI
- Uses
Panic Disorder
Phobic States

Refractory Depression
- unresponsive or allergic to TCAs (or)
- w/ strong anxiety sx

Atypical Depression (labile mood, rejection sensitivity, appetite d/o)
MAOI
- Cautions & C/Is
- Reaches effect 2-4 wks post onset
- Enzyme regeneration = min 2 wks, recommended 4-6 wks post-termination.

- NO tyramine: aged cheese, poultry liver, beer, red wine.
Actions of Tyramine
Release of lg amt of stored catecholamines from nerve terminals
- HA, tachycardia, nausea, HTN, Cardiac arrhythmias, stroke

Normally inactivated by MAOI in gut.
Management of tyramine ingestion with MAOIs?
Phentolamine or Prazosin
help manage the induced HTN.
MAOI side effects
Drowsiness, Orthostatic Hypotension, Dry mouth, blurred vision, dysuria, constipation.

with tyramine ingestion:
HA, Tachycardia, Nausea, HTN, Cardiac Arrhythmia, Stroke.
Lithium
- Uses
Drug of Choice:
- Acute mania
- Prophylaxis for both manic & depressive episodes in bipolar disorder.
Valproic Acid / Valproate
- Uses
(Depakene)
Mixed Manic Episodes,
Rapid-Cycling Bipolar disorder
Lithium
- Adverse Effects
Fine tremor, Ataxia, Thirst, Metallic taste, Polyuria, Edema, Wt gain, GI problems, Leukocytosis, Thyroid enlargement, Hypothyroidism, Nephrogenic Diabetes Insipidus (tx = amiloride)

NOT sedative, euphoriant, depressant.
Toxic & Lethal levels of Lithium
Toxic >1.5
- AltMSt, Coarse tremor, Gait disturbance, Convulsions, Death (Tx=Dialysis)

Lethal >2.0
Therapeutic Index of Lithium
0.7 - 1.2
Factors that decrease Lithium levels
NSAIDs
Factors that increase Lithium levels
Dehydration
Salt deprivation
Impaired renal function
Diuretics
ACE-I
Metronidazole
Tetracycline
Aspirin
Valproic Acid
- Adverse Effects
Sedation, Wt gain, Alopecia, Hemorrhagic pancreatitis, Hepatotoxicity, Thrombocytopenia, Teratogenic (neural tube defects)
Carbamazepine
- Mechanism of Action
(teretol)
Blocks Na channel & Inhibits action potentials
Carbamazepine
- uses
Mixed manic episodes

Rapid-cycling bipolar disorder

Trigeminal Neuralgia mgmt
Carbamazepine
- Adverse Effects
Skin Rash, Drowsiness, Slurred speech, Ataxia,
Leukopenia, Aplastic anemia, Agranulocytosis,
Hyponatremia, Inc Liver enzymes,
Teratogenic (neural tube defects)
Mood Stabilizer
- uses
- Treat acute mania
- prevent manic relapses
- potentiate antidepressants in pt refractory to monotherapy
- potentiate antipsychotics in schizophrenia
- enhance abstinence in tx of alcholism
- Tx aggression & impulsivity (dementia, intoxication, MR, Personality d/o, Gen Med)
Name 3
Long-acting Benzodiazepines
1-3 Days
- Chlordiazepoxide (librium)
- Diazepam (valium)
- Flurazepam (dalmane)
Name 4
Intermediate-acting Benzodiazepines
10-20 Hours
- Alprazolam (xanax)
- Clonazepam (klonopin)
- Lorazepam (ativan)
- Temazepam (restoril)
Name 2
Short acting Benzodiazepines
3-8 Hours
- Oxazepam (serax)
- Triazolam (halcion)
Benzodiazepine
- Mechanism of Action
Potentiation of GABA
Clonazepam
- Uses
Intermediate acting Benzodiazepine (10-20 hrs)

Anxiolytic: Anxiety or Panic attack
Chronic Anti-epileptic activity
- suppress epileptogenic foci spread
- absence & myoclonic seizures
Tolerance develops.
Drug(s) of Choice for status epilepticus
Diazepam & Lorazepam
(Long & Intermediate Acting Benzodiazepines)
Benzodiazepines
- Adverse Effects
Sedation, Intellectual impairment, Reduced motor coordination/ Ataxia, Dizziness, Behavioral changes
Benzodiazepines
- Toxicity
Respiratory depression & Cardiac depression.

Combine with alcohol = lethal
Chlordiazepoxide
- Uses
(librium)
Long-act Benzodiazepine (1-3d)

- Alcohol Detoxification
- Presurgery anxiety
Diazepam
- Uses
(Valium)
Long-act Benzodiazepine (1-3d) with Rapid onset

- Anxiety
- Seizure control esp status epilepticus
Flurazepam
- Uses
(Dalmane)
Long-act Benzodiazepine (1-3d) with Rapid onset

- Insomnia
Alprazolam
- Uses
(Xanax)
Intermediate-act Benzodiazepine (10-20h)

- Panic Attacks
Lorazepam
- Uses
(ativan)
Intermediate-act Benzodiazepine (10-20h)

- panic attacks
- Alchohol withdrawal
- DOC Status epilepticus
Temazepam
- Uses
(restoril)
Intermediate-act Benzodiazepine (10-20h)

- insomnia
Oxazepam
(Serax)
Short-act Benzodiazepine (3-8h)

- anxiolytic
Triazolam
- Uses
(Halcion)
Short-act Benzodiazepine (3-8h) with rapid onset

- insomnia
- anxiolytic
Zolpidem
- Use
- Mechanism
Short term tx for insomnia

Selective binding at Benzodiazepine's site potentiating GABA effects.
Zaleplon
- Use
- Mechanism
(Sonata)
Short term treatment of insomnia with shorter T1/2.

Selective binding at Benzodiazepine's site potentiating GABA effects.
Compare Triazolam / Temazepam to Zolpidem / Zaleplon
Zolpidem / Zaleplon have:
- no withdrawl effects
- no anticonvulsant / muslce relaxant prop
- minimal reboutnd insomnia
- little-no tolerance/ dependence with prolonged use.
Malingering
grossly exaggerated physical or psychological complaints often accompanied by INTENTIONAL production of false physical or psychological complaints
to obtain a form of secondary GAIN.
Signs of malingering
Marked disparity between patient's disability and objective findings.

Often refusal of examination, previous history of dependence or substance abuse, etc.
Factitious disorder
INTENTIONAL production of false physical or psychological complaints
to assume a SICK ROLE, no secondary gain.
Hypochondriasis
Fear of disease
&
pre-occupation with body
Manifests as multiple somatic complaints.
Persists despite medical evaluations
Causes marked impairment
Lasts 6 months or longer.
Conversion disorder
Development of unexplained serious Neurological Symptoms
- preceded by an obvious emotional TRIGGER.
- Not ARTIFICIALly produced.
- unexplained by medical condition
- severe enough to cause social & functional IMPAIRMENT.
Dependent Personality disorder
Unable to make decisions without help.
Crave protection & guidance from others.
Devastated by separation and loss.
Go to great lengths to stay in dependent relationships.
What is the best treatment for cachectic anorexic cancer patients?
Progestins
(megestrol acetate, medroxyprogesterone acetate)
- as effective as corticosteroids for cachexia but better side-effect profile.
- Main adverse effect is slight inc risk of DVT