EnviroToxYou have two options to search. First, click on the link “MedlinePlus: Poisoning, Toxicology, Environmental Health” under Other Resources, then scroll down to see if your poison is within the posted list (a few of them are). Second, you can use the green search box on the right to search for your poison. If you do that, filter the results that come up to include “Free full text” under Text Availability and “Review” under article type.