Erythromycin: Use & Side Effect

Erythromycin belongs to a group of drugs called macrolide antibiotics. Macrolide antibiotics slow the growth of, or sometimes kill, sensitive bacteria by reducing the production of important proteins needed by the bacteria to survive.

Erythromycin is used to treat or prevent many different types of infections caused by bacteria.


Side Effect

Common erythromycin side effects may include

  • mild diarrhea
  • nausea
  • vomiting
  • stomach pain
  • loss of appetite

Some medicines can cause unwanted or dangerous effects when used with erythromycin. Your doctor may change your treatment plan if you also use:

  • lovastatin, simvastatin;
  • cisapride;
  • pimozide;
  • ergotamine, or dihydroergotamine.


Before Taking the Medicine

Tell your doctor if you have ever had

  • liver or kidney disease;
  • myasthenia gravis;
  • a heart rhythm disorder (especially if you take medicine to treat it);
  • long QT syndrome (in you or a family member); or
  • an electrolyte imbalance (such as low levels of potassium or magnesium in your blood).


Keyword: erythromycin.

* The Content is not intended to be a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.