In medicine terms the difference between pharmacology and pharmacoenvironmentology

is that pharmacology is the science that studies the effects of chemical compounds on living animals, especially the science of the manufacture, use and effects of medicinal drugs while pharmacoenvironmentology is a branch of pharmacology and pharmacovigilance that deals entry of chemicals or drugs into the environment after elimination from humans and animals as post-therapy. It deals specifically with those pharmacological agents that have impact on the environment via elimination through living organisms subsequent to pharmacotherapy.