这个词是什么意思？
A quinoline and tetrazole derivative that acts as a phosphodiesterase type 3 inhibitor, with anti-platelet and vasodilating activity. It is used in the treatment of PERIPHERAL VASCULAR DISEASES; ISCHEMIC HEART DISEASE; and in the prevention of stroke.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D000077407 · MeSH 2026。
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