Reference that can list side effects according to cause & effect relationship, so I can know with certainty that this drug will be the cause of the side effect. Do you use Meyler's Side Effects of Drugs as your reference?
The most relevant information about the safety profile of medicine is available on the website of the European Medical Agency in the form of SmPC. In SmPS there is a list of undesirable events or undesirable reactions (cause-effect relationship - possible and higher) as well as a description of the most important safety problems.