Rupatadine Fumarate
Rupatadine Fumarate API 8-Chloro-6,11-dihydro-11-[1-[(5-methyl-3-pyridinyl)methyl]-4-piperidinylidene]-5H-benzo[5,6]cyclohepta[1,2-b]pyridine (2E)-2-Butenedioate