The generic name of Fulusi is acetylcysteine granules, which can be taken after meals. Acetylcysteine granules is a kind of expectorant, can be used for chronic bronchitis and other cough with mucous phlegm is not easy to cough out of the patient, before meals on an empty stomach may stimulate the gastric mucosa, easy to cause abdominal pain, diarrhea and other discomforts, generally recommended to take after meals. Acetylcysteine granules may have an irritating effect on the mucous membrane of the human respiratory tract, bronchospasm, nausea, vomiting, gastritis, runny nose and other uncomfortable symptoms after taking. Take this drug need to pay attention to asthma patients, this product allergy is prohibited, the existence of severe respiratory insufficiency, peptic ulcer, allergic to people with caution to avoid discomfort, if you need to use this drug, it is recommended to take under the guidance of a doctor, remember not to blindly self-medication. If you feel unwell, consult a doctor in time.