A psychoactive is any substance that crosses the blood-brain barrier and produces an effect in the brain by messing with the receptors. Caffeine, nicotine, cocaine are all good examples of psycoactives. read more
Psychotropic is a synonym of psychoactive. In context|pharmacology|lang=en terms the difference between psychotropic and psychoactive is that psychotropic is (pharmacology) a psychotropic drug or agent while psychoactive is (pharmacology) affecting the mind or mental processes. read more
Psychoactive is a synonym of psychotropic. Psychotropic is a synonym of psychoactive. In context|pharmacology|lang=en terms the difference between psychotropic and psychoactive. is that psychotropic is (pharmacology) a psychotropic drug or agent whilepsychoactive is (pharmacology) affecting the mind or mental processes. read more