List of types of poison

The following is a list of types of poison by intended use:

  • Biocide a chemical substance capable of killing living organisms, usually in a selective way
    • Fungicide a chemical compound or biological organism used to kill or inhibit fungi or fungal spores
    • Microbicide any compound or substance whose purpose is to reduce the infectivity of microbes
      • Germicide a disinfectant
        • Bactericide a substance that kills bacteria
        • Viricide a chemical agent which "kills" viruses outside the body
    • Herbicide a substance used to kill unwanted plants
    • Parasiticide any substance used to kill parasites
    • Pesticide a substance or mixture of substances used to kill a pest
      • Acaricide pesticides that kill mites
      • Insecticide a pesticide used against insects
      • Molluscicide pesticides against molluscs
      • Nematocide a type of chemical pesticide used to kill parasitic nematodes (roundworms)
      • Rodenticide a category of pest control chemicals intended to kill rodents
  • Spermicide a substance that kills sperm