HomeSearch by AntimicrobialClarithromycin (Biaxin)
Antimicrobial Name: Clarithromycin (Biaxin)
CAS Number: 81103-11-9
Type of Antibiotic: Macrolides
Origin: Chemical/Synthetic
Functional Category: Antibiotic
Molecular Weight: 747.953
Mechanism of Action: Clarithromycin (Biaxin) prevents bacteria from growing by interfering with their protein synthesis. Clarithromycin binds to the subunit 50S of the bacterial ribosome and thus inhibits the translation of peptides.
Chemical Formula:



0.33 mg/L in water

Melting point:

217 - 220°C


Clarithromycin (Biaxin) is a macrolide antibiotic used to treat pharyngitis, tonsillitis, acute maxillary sinusitis, acute bacterial exacerbation of chronic bronchitis, pneumonia (especially atypical pneumonias associated with Chlamydia pneumoniae or TWAR), skin and skin structure infections. In addition, it is sometimes used to treat Legionellosis, Helicobacter pylori, and lyme disease.