The chemical name of tachypnea is furosemide, which belongs to a large group of antihypertensive drugs and can cause significant effects on blood pressure when applied to tachypnea to lower blood pressure. For example, when tachypnea is applied to lower blood pressure, blood pressure will drop significantly, and it can be used to treat acute hypertension, hypertensive crisis or severe hypertension, such as hypertension grade 3 or higher, which can be controlled by tachypnea. In addition to treating hypertension, it can also treat heart failure and edema. Because tachypnea can lower blood pressure while hyponatremia and hypokalemia occur, so while affecting blood pressure reduction, attention should be paid to replenish potassium ions when applying tachypnea in large quantities for a long time, otherwise serious hyponatremia and hypokalemia will occur.