title: High dose trihexyphenidyl abuse with psychological dependence.
mesh_terms: D000328:Adult; D004305:Dose-Response Relationship, Drug; D006801:Humans; D008297:Male; D019966:Substance-Related Disorders / Q000523:psychology*; D014282:Trihexyphenidyl
chemical_list: D014282:Trihexyphenidyl