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A toxicologist is a scientist or medical personnel who specializes in the study of symptoms, mechanisms, treatments and detection of venoms and toxins; especially the poisoning of people. To work as a toxicologist one should obtain a degree in toxicology or a related degree like biology, chemistry or biochemistry. Bachelor's degree programs in toxicology cover the chemical makeup of toxins and their effects on biochemistry, physiology and ecology.
Forensic toxicologists perform. analysis of drugs and alcohol in biological samples, typically blood and urine, but increasingly in other. matrices such as oral fluid, and hair, for the purposes. of determining the timing, extent, and impairment. resulting from different patterns of drug and alcohol. use.