Psych Flashcards
High levels of serotonin,. Introduction of a new drug in the system. Drug interactions. Recent increase in dose
Presentation: Acute with rapid progression
Signs and symptoms: high fever, muscular rigidity, mental status changes,
hyperreflexia/clonus, uncontrolled shivering, mydriasis (dilated pupils)
⚠WARNING⚠: Highest risk when combining two drugs that both block serotonin (SSRIs,
MAOIs, TCAs, triptans, tryptophan). Wait 2 weeks if switching drugs
Serotonin syndrome
Atypical Antipsychotics
AEs/ Warnings
Olanzapine (Zyprexa)
Risperidone (Risperdal)
Quetiapine (Seroquel)
Obesity, DM II,
hyperlipidemia, metabolic
syndrome,
hypothyroidism.
Weight gain (monitor BMI) Q 3
months
Anticonvulsants?
AEs/ Warnings
- Lamotrigine (Lamictal)
- Carbamazepine (Tegretol)- also used to tx 5th CN trigeminal neuralgia
- Valproate (Depakote)
Steven-Johnson Syndrome
(Lamictal) -> ER
Patient education: monitor for sings of Steven-Johnson (rashes).
SSRIs?
AEs and warnings
- Sertraline (Zoloft)
- Paroxetine (Paxil)
- Citalopram (Celexa)
- Escitalopram (Lexapro)
- Anxiety
- Insomnia
- Sexual side effects
- Serotonin syndrome
- Black Box Warning: suicidal ideation
<24yrs age - Do not discontinue Paxil abruptly
SNRIs
AEs/ Warnings
- Venlafaxine (Effexor)
- Duloxetine (Cymbalta)
Can worsen acute
narrow-angle glaucoma
* Avoid with glaucoma
Typical Antipsychotics
AEs/ Warnings
Haloperidol (Haldol)
↑lipids/triglycerides
Malignant neuroleptic syndrome
Monitor: glucose, lipids
Black Box Warning: elderly=death
Atypical Antidepressants
AEs/ Warnings
Bupropion (Wellbutrin)
Zyban for smoking cessation
AE= Seizures
* Contraindicated with anorexia, bulimia, hx seizures
TCAs
AEs/ Warnings
- Amitriptyline (Elavil)
- Nortriptyline (Pamelor)
- Doxepin (Sinequan)
AEs=
* Anticholinergic effects
* Category X
- Caution with elderly “SADCUB”:
Sedation, Anorexia, Dry mouth,
Confusion, Constipation, Urinary
Retention, BPH - Do not combine SSRIs with MAOI (↑
risk of serotonin syndrome)
Lithium
AEs/ Warning
diarrhea, dry mouth,
metallic taste in the mouth
- Check blood levels
Best SSRI for non-compliant pts (longest ½ life)
Fluoxetine (Prozac)
SSRI with fewer drug interactions
Citalopram
SSRI with shortest 1/2 life. ED
Paxil
Avoid with anorexia or thin elderly (↓
appetite)
SSRIs
can cause mania in bipolar pts
SSRIs
1st line for
* Major depression
* OCD
* GAD
* Panic disorder
* Social anxiety disorder
SSRIs
* Sertraline (Zoloft)
* Paroxetine (Paxil)
* Citalopram (Celexa)
* Escitalopram (Lexapro)
1st like tx for elderly, start low and slow (fewer SE). Assess
compliance and effects 2 weeks after initiating tx. Must wait 4-8 weeks before changing med.
Avoid SSRIs within 14 days from
MAOIs (serotonin syndrome)
- NOT 1st line depression
- Postherpetic neuralgia
- Stress urinary
incontinence - Chronic pain
TCAs
- Amitriptyline (Elavil)
- Nortriptyline (Norpramin)
main SE of TCAs . Who should not take
Sedation
Avoid with patients with
hx of suicide (can hoard
pills and overdose)
1st line tx for Depression and Neuropathic pain
SE?
SNRIs
* Duloxetine (Cymbalta)
* Venlafaxine (Effexor)
* Desvenlafaxine (Pristiq)
- Nausea
- Anticholinergic effects
- Excessive sweating
Not first line for anything. Have anticholinergic effects .
MAOIs
* Phenelzine (Nardil)
* Tranylcypromine
(Pernate)
Rarely used due to serious food/drug interaction (↑ tyramine content)
Do NOT combine with MAOI, SSRI, TCA
Wait 2 weeks when switching to another group