A 42-year-old woman presents with episodes of palpitations and syncope. ECG shows a prolonged QT interval. She recently started a high-dose antipsycho...

Question

A 42-year-old woman presents with episodes of palpitations and syncope. ECG shows a prolonged QT interval. She recently started a high-dose antipsychotic. According to psychotropic prescribing guidance, what is the MOST appropriate action?

Accepted Answer

Stop the offending antipsychotic and consider switching to a lower-risk agent

Answer

Continue the antipsychotic and ignore the ECG

Answer

Add a beta blocker and continue the same antipsychotic dose

Answer

Start warfarin

Answer

Implant a pacemaker immediately in all such cases

au-racp MCQ (SBA): Antipsychotic-induced QT prolongation

A 42-year-old woman presents with episodes of palpitations and syncope. ECG shows a prolonged QT interval. She recently started a high-dose antipsychotic. According to psychotropic prescribing guidance, what is the MOST appropriate action?