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Erythromycin
Please note: these are basic guidelines, refer to your doctor for a professional medical opinion.
Popular brand names:
Adco-Erythromycin, Betamycin, Purmycin
Drug group:
Antibiotic
Prescription needed?
Yes
What does it do?
Erythromycin is an antibiotic effective against many different bacteria and is commonly used as an alternative in people with penicillin allergy.
Erythromycin is used in the treatment of:
Throat, middle ear, and chest infections
Some forms of gastroenteritis
Sexually transmitted infections (such as chlamydia)
Diphtheria and pertussis (whooping cough)
Acne - oral or topical
How should it be used?
Erythromycin should be taken before or with meals
What is the typical dosage?
Your doctor will recommend a dosage tailored to your need, but typically:
Adult daily dose: total 1–4g daily, taken every 6–12 hours
How quickly will it start to work?
1–4 hours
How long will the effects last?
6–12 hours
When should I stop using it?
Complete course as prescribed
Is it safe for prolonged use?
Increased risk of liver damage if taken orally for >14 days.
What are the possible side effects?
The following have been reported:
More common: nausea and vomiting (especially with large oral doses), diarrhoea
Less common: deafness (rare, with high doses only)
Report to your doctor before taking your next dose if you experience: impaired hearing, rash, itching, skin blisters/ulcers, jaundice, fever
What other considerations are important?
Dosage may be adjusted by your doctor under certain conditions.
Certain health problems: liver disease, previous allergic reaction to erythromycin, porphyria
Other medicines: mizolastine, warfarin, ergotamine, carbamazepine, digoxin, some immunosuppressants, theophylline/aminophylline, simvastatin