Should erythromycin be taken before or after meals?

Erythromycin ethylsuccinate is a broad-spectrum antibiotic primarily used for treating infections caused by susceptible bacteria.

1. Take before meals: Erythromycin ethylsuccinate should be taken half an hour to one hour before meals, as the drug can be better absorbed by the gastrointestinal tract without interference from food, thus facilitating the effectiveness of the medication.

2. Take after meals: Erythromycin ethylsuccinate may cause some gastrointestinal discomfort, such as nausea, vomiting, or diarrhea. Taking the medication after meals can reduce the occurrence of these side effects, as food can help alleviate the drug's irritation to the gastric mucosa. For patients with weak gastrointestinal function or existing gastrointestinal ulcer issues, it is recommended to take the medication two hours after eating in order to reduce irritation and adverse reactions in the stomach.

Whether taken before or after meals, it is not recommended to take the medication immediately after a full meal, as this may affect drug absorption and effectiveness. The specific method of administration should follow the doctor's advice, as different individuals may have different conditions and reactions to the medication.