Prescribing trends and indications of antipsychotic medication in Hong Kong from 2004 to 2014: General and vulnerable patient groups.

Antipsychotics have been increasingly prescribed in the general population, children, and older patients. There is an increase in second-generation antipsychotic prescribing. Over half of incident users had a recent diagnosis of a nonpsychotic mental disorder in 2014, suggesting that off-label prescribing of antipsychotics might be common.