Antidepressants Flashcards
Dr. Walworth Monoamine hypothesis - Classes - Pharmkinetics, interactions, and overdose
TCAs target both NE and 5-HT, so you see a lot of side effects. Name 4 different side-effects
- Alpha-block (orthostatic hypotension)
- Anticholinergics
- Weight Gain
- Arrhythmias and Seizures with OD
Phenelzine and Tranylcypromine are both _______
MAOIs
Why is Trazodone preferred over Nefazodone, even though they both antagonize 5-HT2 receptors?
Nefazodone has Black box warning due to hepatotoxicity
Name the 2 SNRIs
- Venlafaxine
2. Duloxetine
SNRI or SSRIs mixed with MAOIs or dextrometh, sumatriptan, tramadol, or st john’s wort can all lead to _____ ______
Serotonin Syndrome
Aside from Nausea, headache, anxiety, agitation, insomnia, and sexual dysfunction, name 3 SSRI side-effects
- Extrapyramidal Effects
- Seizures with Gross Overdose
- Serotonin Syndrome with MAOI
Bupropion and Mirtazapine are both ______
Heterocyclics
Name the 2 MAOIs
- Phenelzine
2. Tranylcypromine
Name the 2 5-HT2 receptor Antagonists
- Nefazodone
2. Trazodone
3 Contraindications to Lithium Use
- Dehydration
- Cardio probs
- Renal Probs
Aside from CNS stimulation (agitation, convulsions), name 3 Key side effects of MAOIs
- HTN rxn (especialy with tyramine-foods)
- Hyperthermia
- Orthostatic Hypotension
Venlafaxine and Duloxetine are both _______
SNRIs
Fluoxetine, Paroxetine, Sertraline are block the uptake of _______
Serotonin
SNRIs share SSRI side-effects, but also includes which 3 side-effects?
- Anticholinergic
- Sedation
- Hypertension
Fluoxetine, Paroxetine, Sertraline, Citalopram, Escitalopram, and fuvovaxamine are all _________
SSRIs
Venlafaxine and Duloxetine block the uptake of _____
SNRIs
Mechanism of action for TCAs
Inhibit BOTH NE and 5-HT reuptake
Name the 5 TCAS
- Imipramine
- Amitriptyline
- Clomipramine
- Desipramine
- Nortriptyline
Citalopram, Escitalopram, and Fluvoxamine all block the uptake of _____
Serotonin
Name 6 SSRIs
- Fluoxetine
- Paroxetine
- Sertraline
- Citalopram
- Escitalopram
- Fluvoxamine
Aside from decreasing thyroid function, Most common side effect with taking Lithium:
Tremor
In regards to pharmacokinetic interactions, Paroxetine and Fluoxetine are potent inhibitors of ________
CYP 2D6
What is special about the heterocyclic drug Mirtrazapine’s mechanism of action?
Inhibits serotonin auto-regulators to promote NE and Sero release
Venlafaxine is metabolized via ________
CYP 2D6
Most dangerous Antidepressant to OD on are __________
TCAs
Imipramine, amitriptyline, Clomipramine, Desipramine, and Nortriptyline are all _______
TCAs
Fluoxetine and Norfluoxetine has a long half-life of ____ _to _____ days
7-9
SNRIS and TCA mechanism of action
Blocking both Sero and NE
Nefazodone and trazodone are both _________ ________
Serotonin 5-HT2 Antagonists
2 Key Antidepressant CYP2D6 inhibitors. (can boost TCA effects)
Paroxetine and Fluoextine
TCAs are used for major depression, chronic pain, and _______
OCD
Name the 2 Heterocyclic drugs
- Bupropion
2. Mirtazapine