It controls aphids, corn borer, corn rootworm, corn wireworm, cutworms, white grubs, and some maggots. It is available in granular, microgranular, emusifiable concentrate, suspension concentrate, microcapsule suspension, and seed treatment. It is available in granular, microgranular, emulsifiable concentrate, suspension concentrate, microcapsule suspension, and seed treatment formulations. Early symptoms include blurred vision, headache, and dizziness. Skin contact often brings about sweating and muscle twitching.
Eye contact causes tearing, pain, and blurring.
While these effects are similar to those caused by other organophosphates, fonofos may cause them at lower doses than others. A number of human poisonings by fonofos have been recorded. One woman exposed orally to a large amount of fonofos, developed nausea, sweating, and respiratory arrest in addition to muscle twitching, low blood pressure and pulse rate, and pinpoint pupils. Once absorbed it is systemically distributed. This also is rapidly eliminated.