Patients who drank paraquat usually expressed a mouthful, a small mouthful and other expressions like this. It is difficult to judge how much a drop of paraquat is, and it is impossible to state that it is definitely life-threatening, but it is not necessarily harmless. Paraquat is a highly toxic herbicide, unlike other pesticides that can be taken orally. According to the literature, 5ml-15ml (20% concentration) is enough to cause death, and the mortality rate is close to 100%.