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Bromhexine / Erythromycin

Published: July 27, 2026Updated: August 28, 2026

Bromhexine/Erythromycin is a combination medication pairing a mucolytic agent with a macrolide antibiotic. It is typically prescribed for respiratory tract infections where there is both bacterial infection and excessive mucus production. The mucolytic component helps thin and loosen stubborn mucus, making it easier to clear from the airways, while the antibiotic addresses the underlying bacterial infection.

Quick summary

A respiratory medication combining a mucus-loosening agent with an antibiotic for treating bacterial infections accompanied by excessive mucus.

Medically reviewed by WellAlly Editorial TeamLast reviewed August 28, 2026Editorial policy

Key facts at a glance

RxNorm
1006885
Generic
Bromhexine / Erythromycin
Class
multi-ingredient
Brands
—
Availability
rx
Lactation
unknown
Routes
—
Forms
—
Regions
US, EU, CN, JP
Monitoring
—

This page is for informational purposes only.

Do not use this information to diagnose yourself or to replace a physician's advice. Always consult a qualified healthcare provider before starting, stopping, or changing any medication. If you believe you are experiencing a medical emergency, call your local emergency number immediately.

Treatment of acute and chronic respiratory tract infections such as bronchitis, bronchiectasis, and other conditions where bacterial infection is present alongside excessive or viscous mucus production.

Bromhexine acts as a mucolytic by breaking down the molecular structure of mucus, reducing its viscosity and making it easier to expectorate. Erythromycin is a macrolide antibiotic that inhibits bacterial protein synthesis, effective against common respiratory pathogens including Streptococcus pneumoniae and Mycoplasma pneumoniae.

May cause gastrointestinal side effects such as nausea or abdominal discomfort. Erythromycin may interact with other medications including certain statins, blood thinners, and drugs affecting heart rhythm. Complete the full course as prescribed even if symptoms improve. Not suitable for patients with known macrolide antibiotic allergy or severe liver impairment. Avoid use in pregnancy unless specifically prescribed by a physician.

Official drug label

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This information is for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment.

Medical Disclaimer

This content is for general informational and educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the guidance of a qualified healthcare provider with any questions you have about a medical condition, and never disregard professional medical advice or delay seeking it because of something you read here.

If you think you may have a medical emergency, call your local emergency number or go to the nearest emergency department immediately.

Medically reviewed by WellAlly Editorial Team Last reviewed August 28, 2026. · Read our editorial policy