Psychopharmacology 70

Which of the following is most likely to aggrevate a pateints psoriasis?


Exam Question Oct 2010

Lithium (before prescribing)


Before prescribing lithium the following must be checked:-

  • Renal function
  • Cardiac function
  • Thyroid function

In addition, women of childbearing age should be advised regarding contraception, and information about toxicity should be provided.

Patients should be warned that bouts of vomiting/ diarrhoea (or any dehydration) will increase lithium levels.

A salt free diet is contraindicated.

Lithium can also worsen psoriasis.

Maudsley Prescribing Guidelines