Face beans, also known as "cat beans", "Northeast oil beans", "lentils", belonging to the legume family bean genus, common vegetables in the northeast of China, the appearance of green, part of the bean body has a red The appearance is green, part of the bean body has red lines, the fruit is full, the grain is larger, oval. Noodle beans contain glycoside biotoxins, the toxin mainly inhibit cholinesterase, cooking and processing methods are not appropriate, not cooked, the toxin is not destroyed, will produce a similar organophosphorus pesticide poisoning clinical manifestations. Most in the eating 4 to 8 hours after the onset of the incubation period of the shortest 30 minutes, the longest up to 24 hours, can appear dizziness, headache, nausea, vomiting, abdominal pain, weakness, numbness of the limbs, muscle tremors, panic and other symptoms. In severe cases, there is salivation, sweating, pupil narrowing, drop in blood pressure, trance or coma. Pregnant women can have contractions when consuming it, so pregnant women should avoid eating it