I den harmoniserede tekst under afsnit 4. 4 anføres det, at non- selektive MAO- hæmmere ikke må gives samtidigt, og at reversible selektive MAO- hæmmere, såsom moclobemid, ikke anbefales i kombination med venlafaxin som følge af risikoen for serotoninsyndrom.
In the harmonized text of Section 4.4 it is indicated that non-selective MAOIs should not be given concomitantly, and that reversible, selective MAOIs such as moclobemide are not recommended in combination with venlafaxine, due to the risk of serotonin syndrome.