Roxithromycin dispersible tablets are good on an empty stomach, but patients with poor gastrointestinal function need to take them after meals. As food will affect the absorption of erythromycin dispersible tablets in human body, taking the drug after meals will reduce the absorption rate of the drug, so it is recommended that this drug should be taken on an empty stomach, and the effect is better if it is taken one hour before meals. In addition, erythromycin dispersible tablets can be taken with milk to enhance absorption, so the drug can be used with milk. The common adverse reactions of Roxithromycin Dispersible Tablets are abdominal pain, diarrhea, nausea, vomiting and other gastrointestinal reactions. Therefore, for patients with poor gastrointestinal function, the drug can be taken after meals to avoid excessive stimulation of the gastric mucosa and intestinal tract. This drug must be taken under the guidance of a doctor, the patient must follow the doctor’s instructions to take Roxithromycin, do not stop taking the drug or extend the time of taking the drug.