This study is the first study to determine the allele frequency and the genetic association of the <i>DRD2</i> rs1076560 SNP and <i>OPRM1</i> rs1799971 SNP variants in clinically diagnosed patients with SUD from the United Arab Emirates (UAE).
This work has implications for a number of psychiatric conditions in which dopamine signaling and variation in C957T status have been implicated, including schizophrenia and substance use disorders.