The safety of Gehong brand Gui Long ointment is relatively high, but in order to make it play a better role, we should pay attention to taboos. Don't eat spicy and cold food during taking, and try to avoid touching greasy food. In addition, patients with spleen and stomach weakness or severe vomiting and diarrhea should avoid eating Gehong Guilong ointment. Because Gehong Guilong ointment contains a certain amount of sugar, it is not suitable for diabetics and hypertensive patients. If the patient has allergic reaction during taking, he should stop taking the medicine immediately.