Data fra andre CYP3A4 inducere f. eks. carbamazepin, phenobarbital, phenytoin og hypericum perforatum savnes, men samtidig administration forventes at medføre reduceret systemisk eksponering for bosentan.
Data on other CYP3A4 inducers, e. g. carbamazepine, phenobarbital, phenytoin and St John's wort are lacking, but their concomitant administration is expected to lead to reduced systemic exposure to bosentan.