Michael J. A. Walker,Mario Cazzola,Luigino Calzetta
申请号：
US15614440
公开号：
US10471063B2
申请日:
2017.06.05
申请国别(地区):
US
年份:
2019
代理人:
摘要：
The invention provides a composition which comprises (a) a PDE3/PDE4 inhibitor which is 9,10-Dimethoxy-2-(2,4,6-trimethylphenylimino)-3-(N-carbamoyl-2-aminoethyl)-3,4,6,7-tetrahydro-2H-pyrimido[6,1-a]isoquinolin-4-one or a pharmaceutically acceptable acid addition salt thereof and (b) a muscarinic receptor antagonist.
