Chemical Class: phenoxy
Mode of Action: Act as synthetic growth hormones in plants; in animals it is poorly understood.
Immediate Effects: Skin and mucous membrane irritation; dizziness with prolonged inhalation; vomiting; chest pain; diarrhea; headache; confusion; muscular stiffness; unconsciousness; increased acidity of blood; hyperventilation; nerve damage; brain wave changes; eye irritation; swelling of extremities; incontinence; sweating; stupor; respiratory depression.
Long Term Effects: Carcinogens; heart, liver, and kidney damage; delayed fetal development; suspect mutagens; teratogens; fetotoxins; anorexia; ulceration of mouth and throat; immunotoxin; nerve damage. Several pesticides in this class are contaminated with dioxins.
Environmental Effects: Groundwater contaminants.
Examples of pesticides in this class:
Pesticides marked with this icon 
are listed in the Environmental Protection Agency Toxics Release Inventory.