10-Propyl-2,8-bis(1H-tetrazol-5-yl)-4H,6H-benzo(1,2-b;5,4-b')dipyran-4,6-dione calcium salt

摘要

There is described the calcium salt of 10-propyl-2,8-bis(1H-tetrazol-5-yl)-4H,6H-benzo(1,2-b;5,4-b min )dipyran-4,6-dio ne and processes for its preparation. Also described are pharmaceutical compositions containing the calcium salt and methods of treatment involving its use.