Oct 16 (Reuters) - Concordia International Corp CXR.TO
* Concordia International - decided to use a 30-day grace period to defer payment of about $26 million of interest due oct 16 on its $735 million unsecured notes
* Concordia International Corp - deferral of interest payment does not result in an event of default until expiry of 30-day grace period
* Concordia International Corp - decision to delay interest payment follows its previous efforts to explore potential transactional alternatives