MRCPsych A Category: Psychopharmacology

mrcpsych-1647

What percentage of Caucasians have a deficiency in the cytochrome P450 enzyme 2D6?

mrcpsych-1648

Which cytochrome gene plays the most significant role in the metabolism of antidepressants?

mrcpsych-1649

What is the presumed cause of the sexual dysfunction associated with SSRIs?

mrcpsych-1643

A 42-year-old woman arrives at the emergency department complaining of sensations in her head that she describes as similar to ‘electric shocks’. She has a history of anxiety and depression and has been taking venlafaxine for the past two months, but has a track record of not taking her medication regularly. Apart from that, she is in good health. Her vital signs show a slightly elevated blood pressure, and her routine blood tests and 12-lead ECG are normal. What is the probable cause of her symptoms?

mrcpsych-1636

Which of the following antidepressant medications is recognized for having a comparatively elevated level of toxicity in case of an overdose?

mrcpsych-1638

A 45-year-old woman has been referred to your outpatient clinic by her psychiatrist. Her family are concerned that she has recently started binge eating. Her psychiatrist changed her medication two weeks prior.
Which of the following treatments is she most likely to have been started on by her psychiatrist?:

mrcpsych-1639

A parent with a child who has ADHD has been researching stimulant medications online and wants to know your thoughts on the validity of a specific article. What statement in the article do you believe is the most accurate?