Research focusing on schizophrenia, major depressive disorder, and bipolar I disorder conducted by PHAR and supported by Otsuka Pharmaceuticals Development & Commercialization, Inc. and H. Lundbeck A/S was well-represented at ISPOR Asia Pacific 2018. One study focusing on the effect of timing of long-acting injectable initiation in patients with schizophrenia was selected as an oral presentation, and four others were presented as posters. A study on the impact of comorbid substance abuse on costs in bipolar I disorder won the Best Poster General Research Presentation. The posters and related manuscripts can be accessed on the PHAR website.