What does erythromycin tablets do?
Erythromycin tablets are a common antibiotic drug that is widely used in clinical treatment of various bacterial infections. In recent years, with the improvement of health awareness, the role and correct use of erythromycin tablets have become a hot topic of public concern. This article will introduce in detail the functions, indications, usage and dosage, and precautions of erythromycin tablets, and help readers understand this drug more clearly through structured data.
1. The main functions of erythromycin tablets

Erythromycin tablets belong to the macrolide antibiotics, which mainly exert antibacterial effects by inhibiting bacterial protein synthesis. It has a good inhibitory effect on a variety of Gram-positive bacteria, some Gram-negative bacteria and atypical pathogens (such as mycoplasma and chlamydia).
| Type of action | Specific role |
|---|---|
| Antibacterial effect | Inhibit bacterial protein synthesis and block their growth and reproduction |
| anti-inflammatory effect | Reduce inflammatory responses caused by bacterial infections |
| Immunomodulation | It may have a certain regulatory effect on some chronic inflammatory diseases |
2. Indications of erythromycin tablets
Erythromycin tablets are suitable for a variety of bacterial infectious diseases. The following are its main indications:
| Indications | Examples of common diseases |
|---|---|
| respiratory tract infection | Tonsillitis, bronchitis, pneumonia |
| Skin and soft tissue infections | Impetigo, folliculitis, cellulitis |
| urogenital infection | Urethritis, cervicitis (caused by sensitive bacteria) |
| other infections | Legionnaires' disease, mycoplasma pneumonia |
3. Usage and dosage of erythromycin tablets
The usage and dosage of erythromycin tablets need to be adjusted according to the patient's age, severity of illness and doctor's guidance. The following are generally recommended dosages:
| crowd | Usage and dosage |
|---|---|
| adult | 250-500mg each time, once every 6 hours, treatment course 7-14 days |
| children | 30-50mg/kg daily, divided into 3-4 times |
| Special groups | People with liver and kidney dysfunction need to reduce dosage or follow doctor’s advice |
4. Precautions when using erythromycin tablets
Although erythromycin tablets have significant efficacy, you should pay attention to the following matters when using them to avoid adverse reactions or reduced efficacy:
| Things to note | Specific instructions |
|---|---|
| allergic reaction | Contraindicated in those allergic to erythromycin or other macrolide antibiotics |
| drug interactions | Avoid combination with terfenadine, cisapride and other drugs, which may cause cardiotoxicity |
| gastrointestinal reactions | Nausea and vomiting are common. It is recommended to take it after meals to relieve symptoms. |
| drug resistance | Avoid abuse and prevent the development of bacterial resistance |
5. Common adverse reactions of erythromycin tablets
Erythromycin tablets may cause some adverse reactions during treatment. The following are common adverse reactions and countermeasures:
| adverse reactions | Countermeasures |
|---|---|
| Gastrointestinal discomfort | Take the medicine after meals and consult your doctor to adjust the dose if necessary |
| abnormal liver function | Monitor liver function regularly and discontinue medication promptly if abnormalities occur |
| allergic reaction | Stop medication immediately and seek medical advice |
6. Summary
Erythromycin tablets are a highly effective, broad-spectrum antibiotic that play an important role in the treatment of bacterial infectious diseases. However, rational use of medication is the key, and patients should use it under the guidance of a doctor to avoid adjusting the dosage on their own or long-term abuse. Through the structured data display in this article, we hope that readers can have a more comprehensive understanding of the functions and precautions of erythromycin tablets to ensure safe and effective medication.
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