 The study aimed to measure the psychometric properties of the 10-item drug abuse screening test, DST-10, in Iranian individuals using Kranbaka's alpha and confirmatory factor analysis, CFA, and exploratory factor analysis, EFA. The results showed that the Persian version of DST-10 had desirable reliability and validity, making it a suitable screening instrument for drug abuse among Iranian adults. This article was authored by Peyman Asher and Bayan, Mahiar Salavadi, Farin Soleimani, and others.