Care of persons exposed to toxic chemicals must be directed by a physician or other recognized authority. Pure Form - Pale yellow or brown liquid. Commercial Form - Deep brown liquid in tins and steel drums. Use - Pesticide. Materials to Avoid - Alkali, strong oxidizers.
Parathion is a cholinestorase inhibitor.
It has been reported that as little as one drop of parathion can endanger life if splashed in the eye. Toxicity is highest by inhalation. Vomiting, diarrhea, abdominal pain, seizures, and coma may also occur. The heart rate may decrease following oral exposure or increase following dermal exposure. Psychosis may occur.