A 44-year-old female pres...

A 44-year-old female presented with concerns about her weight gain. Her weight is 80Kgs and BMI is 34.5. She had a long-standing history of schizophrenia which was managed at that point with risperidone Tablets weekly; however, due to instability in her mental health with prominent delusions. Her mental health deteriorated, and she transitioned from antipsychotic therapy to clozapine. She rapidly regained 8 kgs. What are common strategies apart from lifestyle changes that are commonly advised in patients with mental illness ? Is Metformin advisable in this patients?