psychoparmaco ver 2 Flashcards
What does potency of a drug refer to?
does NOT refer to how effective a drug is, but only to how much of a drug must be taken for it to reach optimal efficacy
What type of drug causes these S.E? And give a few egs.
Postural hypotension, dizziness, dry mouth, blurred vision, difficulty urinating (urinary retention), increased ocular pressure, constipation, arrhythmia, tachycardia
Low potency anti-psychotics
Largactil
What type of antipsychotic has the most extrapyramidal side effects? And give eg
High potency drug
EG.
- Haloperidol: Haldol
- Trifluoperazine: Stelazine
- Fluphenazine / Modecate
What type of drug causes these S.E? And give a few egs.
acute dystonia (oculogyric crisis), akathisia, akinesia, dystonia, tardive dyskinesia, parkinsonism, neuroleptic malignant syndrome
High potency anti-psychotics
Haloperidol
Stelazine
Fluphenazine
Treatments of EPSE
- IM Cogentin: Benztropine
- Tab Artane: Trihexyphenidyl
- Diphenhydramine (Benadryl)
What are 2nd gen/atypical drugs effective for?
-ve/soft symptoms
Clozapine/clozaril may develop _____
agranulocytosis
Olanzapine may develop _____
weight gain or even type 2 DM
Antidepressants (increase/decrease) norepinephrine and serotnin?
increase
What is often used for 1st line drug in depression?
And give eg.
SSRIs
Eg.
- Fluoxetine
- Sertraline HCL
What type of drug causes these S.E? And give a few egs.
Nausea, vomiting, diarrhea, tremors, insomnia, headache, weight loss
SSRIs
Luvox Prozax Paxil Sertraline HCL Citalopram
What type of drug causes these S.E? And give a few egs.
orthostatic hypotension, abnormal heart rate, drowsiness, headache, dizziness, blurred vision, vertigo, dry mouth, nausea, vomiting
MAOIs
Isocarboxazid
Phenelzine
What can cause hypertensive crisis?
Wrong drug & food interactions (with MAOIs)
Side effects of hypertensive crisis + late signs
elevation of diastolic & systolic BP, palpitations, stiff neck, radiating headache, diaphoresis, pupils dilation, intracranial bleeding
late signs: confusion, convulsion, coma
What type of drug causes these S.E? And give a few eg
slurred speech, hand tremor, poor memory, severe nausea, polyuria, thirst, risk of hypothyroidism, ECG changes, leukocytosis
Anticonvulsant- Li carbonate