The following adverse effects or events have been reported during clinical trials and are ranked using the following frequency: very common (> 1/ 10); common (> 1/ 100 ,< 1/10); uncommon (> 1/1000 ,< 1/100); rare (> 1/ 10000 ,< 1/1000); very rare (< 1/10000); not known (cannot be estimated from the available data).