Most commercial rat poisons contain anticoagulant drugs such as warfarin, diphacinone or bromadiolone. Alternative rat poisons may contain vitamin D, bromethalin, strychnine or zinc phosphide. More » Home & Garden Pest Control

According to the "Best Rat Poison" category on, the products that rank highest are Neogen Rodenticide, Tomcat and D-Con. evaluates and reviews various household products, including pest cont... More » Home & Garden Pest Control Furry Pests

Highly recommended rat poisons include Tomcat Rat Killer II, Neogen Rodenticide 40-Pack Havoc Mouse and Rat Killer and Neogen Rodenticide Havoc Chunks Bucket Rat and Mouse Killer, based on a review by Bestcovery. As of 2... More » Home & Garden Pest Control Furry Pests
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Rat poison is composed of chemicals such diphacinone, bromadiolone and warfarin — all anticoagulants that cause internal bleeding. Highly toxic metal phosphides are also a common ingredient. More » Science Chemistry

The most effective rat poisons are those that use bromethalin, zinc phosphides or vitamin D derivatives as active ingredients. These types of poisons kill rats quickly, and they are effective against increasingly common ... More » Home & Garden Pest Control

Homemade rat poison consists of ingredients that are typically found in the home and are considered a safer alternative to toxic fumigation. There are several options for homemade rat poison that include a mix of flour, ... More » Home & Garden Pest Control Furry Pests

Two ingredients in TomCat Rat Killer are bromethalin and denatonium benzoate. The active ingredient, bromethalin, is highly toxic but is only 0.01 percent of the compound. Dentonium benzoate, one of the ingredients in th... More » Home & Garden Pest Control Furry Pests