Both drugs are drugs for treating cerebral infarction and can be used in combination, but it is best not to use mixed solution (glucose or sodium chloride), and it is best to inject them separately. Otherwise, it may cause precipitation or allergic reaction to patients, and the other two drugs may cause blood pressure to drop, so it should be used under the supervision of doctors and nurses when infusion, and pay attention to blood pressure changes and patients' feelings.
Recommended for hospitals.
As for the invention patents, the two you mentioned used to be patents, but they were no longer patents at the beginning of 20 10. They can be found on the website of the Intellectual Property Office of the People's Republic of China.