Clarithromycin had been granted a Certificate of Suitability (COS) from the European Directorate of Quality Medicines (EDQM) on 23 July, 2010. This document certifies that the quality of Clarithromycin is suitably controlled by the current version of the monograph CLARITHROMYCIN no. 1651 of the European Pharmacopoeia. 

The details are as follows: 

Substance Number: 1651 

Substance: Clarithromycin 

Certificate Holder: Zhejiang Better Pharmaceuticals Co., Ltd 

Certificate Number: No. R0-CEP 2008-078-Rev 00 

Issue Date: 23 July 2010