QuestionSBA
QuestionChoice
This is an atypical antipsychotic, which has a stronger affinity for 5HT receptors than dopamine receptors, although the antagonistic effect on dopamine receptors still can cause hyperprolactinaemia.
10035841
e
Olanzapine
QuestionChoice
As a partial dopamine agonist, Aripiprazole is least likely to cause galactorrhoea as dopamine normally inhibits prolactin production. All the other medications listed antagonise dopamine receptors and therefore have a greater risk of increasing prolactin production.
10035837
a
Aripiprazole
QuestionChoice
This is a typical antipsychotic which is a strong dopamine receptor antagonist, therefore greatly increasing the risk of hyperprolactinaemia.
10035838
b
Chlorpromazine
QuestionChoice
This is a typical antipsychotic which is a strong dopamine receptor antagonist, therefore greatly increasing the risk of hyperprolactinaemia.
10035839
c
Prochlorperazine
QuestionChoice
This is an atypical antipsychotic, which has a stronger affinity for 5HT receptors than dopamine receptors. However, the antagonistic effect on dopamine receptors still can cause hyperprolactinaemia.
10035840
d
Quetiapine
Concept
Chapter
2693
6155
Side effects of antipsychotics
Topic
332
Psychiatry
19571
Aripiprazole, a partial dopamine agonist, is less likely to cause galactorrhoea compared to other antipsychotics that antagonise dopamine receptors.
A 37-year-old male has painful and swollen breast tissue and has noticed a milky discharge from his nipples. This has been occurring for the past 3 weeks and the patient is finding it to be troublesome and embarrassing. He has a past medical history of schizophrenia and takes haloperidol for this. He is aware that the symptoms he is experiencing are a side effect of his medication and asks whether there is an alternative which he can start taking.

Which of the below anti-psychotic medications is least likely to cause these symptoms?
a