Stop antihypertensive drugs for a day whether you can sildenafil can not be generalized, if the blood pressure is stable, the patient has no other underlying diseases and no relevant contraindications to the use of medication can be taken, on the contrary, it is not recommended to use. Patients with hypertension should pay attention to monitoring the blood pressure level after stopping the drug, such as blood pressure control is stable and there is no other underlying disease, in line with the conditions of sexual life, and exclude contraindications to the use of drugs can be appropriate to take sildenafil. Sildenafil has the role of vasodilatation, patients taking antihypertensive drugs oral sildenafil can lead to antihypertensive drugs to enhance the role of antihypertensive drugs, if the patients use antihypertensive drugs after the emergence of low blood pressure, you can’t take sildenafil; In addition, clinically, if the hypertension patients with the existence of coronary artery disease, heart failure and other underlying diseases, it is not appropriate to carry out sexual life, so such patients are not recommended to take sildenafil; If the patients at the same time in the use of If the patient is taking nitrate drugs at the same time, it is a contraindication to the use of sildenafil, and should not be used at this time. The use of sildenafil may appear in the process of dizziness, headache, flushing and other adverse reactions, and allergic to drugs and patients who are using nitrate drugs are prohibited, it is best to use the drug under the guidance of a physician, so as not to aggravate the adverse effects of the drug, resulting in serious complications.