The nationally recognized credit-by-exam DSST program helps students earn college credits for learning acquired outside the traditional classroom such as; learning from on-the-job training, reading, or independent study. DSST tests offer students a cost-effective, time-saving way to use the knowledge they've acquired outside of the classroom to accomplish their education goals.Peterson's Master the DSST Substance Abuse Exam provides a general overview of the subjects students will encounter on the exam such as history, effects, uses, administration, tolerance, withdrawal, overdose, prevention and treatment of such substances as alcohol, antianxiety and sedative-hypnotic drugs, inhalants, tobacco and nicotine, psychomotor drugs, opioids, cannabinoids, hallucinogens, antipsychotics, antidepressants, and mood stabilizers. Also includes such topics as dependencyaddiction, societal effects, screening, diagnosis and neurological factors.