If you smoke, you may need a higher dose of antipsychotic medication because nicotine interferes with these medications.

CNN: Catatonic schizophrenia

For Lilly, the day of reckoning was Oct. 25, 2011, when competitors announced a generic version of Zyprexa, an antipsychotic medication.

FORBES: Connect

Talk to your doctors about tips to stick to your treatment plan, such as taking an antipsychotic medication that's available in a long-lasting injectable form.

CNN: Catatonic schizophrenia

"It should act as a further call for GPs to carefully examine the reason why those with dementia display agitated behaviour, rather than immediately resorting to antipsychotic medication, " he said.

BBC: Painkillers 'may ease agitation' in dementia patients