DERIVATIVES OF 4-(THIO-OR SELENOXANTHENE-9-YLIDENE)-PIPERIDINE OR ACRIDINE AND ITS USE AS A SELECTIVE 5-HT2B RECEPTOR ANTAGONIST

摘要

The present invention relates to derivatives of 4-(Thio- or Selenoxanthene-9-ylidene)-piperidine or acridine and pharmaceutically acceptable salts thereof, use of these compounds as a medicament and for the manufacture of a medicament for treatment of a disease state which can be alleviated by treatment with a 5-HT2B antagonist.