Psychosis: Antipsychotic Drugs (34) Flashcards
Positive symptoms of schizophrenia
-delusions
-paranoia
-hallucinations
-disorganized or catatonic behaviour
Negative symptoms of schizophrenia
-flat emotions
-withdrawal from social contacts, lack of speech, poor self care
-avolition
Antipsychotics =
Neuroleptics
Indications for antipsychotics
-serious mental illnesses (schizophrenia, bipolar disorder, autism)
-movement disorders
Three major objective with schizophrenia drug therapy
-suppress acute episodes
-reduce relapse
-maintenance of the highest possible level of functioning
Adjunctive drugs
Benzodiazepines and antidepressants
Which symptoms of schizophrenia responds better to treatment
Positive symptoms
First gen antispsychotics
Chlorpromazine
Second gen antipsychotics
Clozapine
Typical antipsychotics MOA
Dopamine receptor antagonists
-block receptors in CNS
AE of typical antipsychotics
DA receptor antagonism
-motor disturbances
Extrapyramidal motor disturbances
Early onset
-acute dystopias (muscle tension, neck, face, tongue, eyes)
-pseudoparkinsonism
-akathisia
-tar dive dyskinesia
Extrapyramidal motor disturbances vs Extrapyramidal symptoms
2 terms same meaning
Other AE of typical antipsychotics
-neuroleptic malignant syndrome
-therapy
-neurological
-CNS
-CV
-dermatological
AE of typical antipsychotics: Neuroleptic malignant syndrome
4 to 14 days after therapy
-lead pipe rigidity
-sudden high fever
-CV problems
-may end in seizures or coma