There have been very few new drug classes developed in recent years but direct renin inhibitors are the main example of one new class that has hit the market.

近几年除了直接肾素抑制剂这类药物，几乎没有新的降压药物投入市场。

youdao

There have been very few new drug classes developed in recent years but direct renin inhibitors are the main example of one new class that has hit the market.

近几年除了直接肾素抑制剂这类药物，几乎没有新的降压药物投入市场。

youdao