Psychiatry and antipsychotic drugs.
What is the most common mental health disorder in Australia?
Anxiety disorders affect 1 in 6 Australians.
All the following statements about Olanzepine are correct EXCEPT one. Which is the incorrect statement?
Used in bipolar disorder, schizophrenia and for the control of agitation.
2nd Generation antipsychotics all end in ...pine or ...done except aripiprazole.
Which of the following is NOT a recognised acute dystonic reaction to an antipsychotic?
Acute dystonic reactions usually occur within a few days of starting or increasing an antipsychotic medication.
Which of the following responses best summarise the symptoms of Lithium toxicity?
Lithium is a choice drug for dialysis because it is small, not bound to proteins, dangerous and has a small volume of distribution (Vd 0.6l/kg).
Which of the following people did NOT suffer from Manic Depressive disorder?
Narcissism sure but not diagnosed with Manic Depressive illness.
What is Benztropine used for in ED?
Benztropine is an anticholinergic drug. In acute dystonic reactions give 1-2mg by slow IV injection. Works rapidly in 5 to 15minutes.
What cardiovascular complications is NOT commonly recognised with antipsychotic medications?
Most of the cardiovascular complications are dose dependant so they are most commonly seen in ED with overdoses.
For the treatment of acute behavioural disturbance which of the following is CORRECT?
The oral route is perferable if possible. If the patient already has an IV in place then using IV Droperidol initially is fine but if there is not an IV then IM is preferred.
< 65yr old patients can start with 10mg IM or IV of Droperidol then repeated 15min later--so a maximum of 20mg. Halve this for someone >65yrs age.
Remember Droperidol is contraindicated in patients with Parkinson's disease or Lewy Body dementia.
Which or the following is TRUE about the mechanism of action of first and second generation antipsychotic drugs?
D is short for Dopamine. SHT is short for Serotonin.
Which is TRUE about the "insanity" defence used in court?
The insanity defence is used in <1% of court cases in NSW. 90% of successful defendants have a history of mental illness. 5 not 10 states in the USA have abolished the "insanity" defence.
The picture is of Jack Nicholson in the movie "One flew over the cuckoo's nest". The main character feigns mental illness. It is considered one of the greatest movies ever made.