In actual clinical practice, the main antihypertensive drugs that can cause an irritating dry cough are the antihypertensive drugs of the priligy class, which are angiotensin-converting enzyme inhibitors, with representative drugs such as benazepril, perindopril and fosinopril. Patients should not worry too much. There is another kind of drug, angiotensin II receptor antagonist, and the representative drugs are Irbesartan, Telmisartan, Crosartan, etc. Patients taking these drugs may also have an irritating dry cough, but the probability of occurrence is much lower than that of the antihypertensive drugs of the Priligy class, but patients taking these antihypertensive drugs with a dry cough, also after stopping this drug, relatively speaking, this irritating dry cough The situation will be gradually improved.