Aldicarb is on the restricted use pesticide list because of its high toxicity to humans and animals. It is a carbamate pesticide that is used to control insects and nematodes in soil. Aldicarb is highly toxic if ingested, inhaled, or absorbed through the skin. It can cause a variety of symptoms including nausea, vomiting, dizziness, confusion, seizures, and respiratory depression. In severe cases, aldicarb can be fatal.
Aldicarb is also toxic to birds, fish, and other wildlife. It can contaminate water supplies and soil, and can remain in the environment for a long time. Because of its high toxicity and potential to cause environmental harm, aldicarb is only available to certified applicators who have been trained in the safe use of pesticides.