>Other than some very basic common sense things -- like don't eat rat poison Common sense is often mistaken. Here are two rat poisons which are also medicines

>Other than some very basic common sense things -- like don't eat rat poison Common sense is often mistaken. Here are two rat poisons which are also medicines: Ergocalciferol -- a.k.a. Vitamin D2 (used as a supplement for many years; now D3 is preferred) Warfarin -- oral anticoagulant widely in use today