Pimavanserin(ACP-103) is a potent and selective 5-HT2A receptor inverse agonist with mean pIC50 of with 8.7 in the cell-based functional assay.

A high-affinity, non-selective antagonist of 5-HT2 receptor with Ki of 2-3 nM for 5-HT2A and 28 nM for 5-HT2C.

Telithromycin is a ketolide antibiotic to treat community acquired pneumonia of mild to moderate severity. Antibacterial Telithromycin prevents bacteria from growing, by interfering with their protein synthesis.