Complex Polypharmacy (IMAGE) Brown University Caption While 19 percent of bipolar disorder patients in the study were not taking any psychotropic medications, 36 percent were taking three or more meeting the definition of "complex polypharmacy." Credit Brown University Usage Restrictions with credit License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.