Someone has been chasing the dragon for years, struggling with addiction.
Он гнался за драконом много лет, борясь с зависимостью.
Definitions
Chase the dragon is a slang term that refers to the act of inhaling the vapor or smoke from a heated substance, typically heroin, in order to achieve a high. The phrase can also metaphorically describe the pursuit of an elusive or unattainable goal, often associated with addiction or the desire for a fleeting experience.