Hypertensive patients can not donate blood, mainly out of the donor’s physical health and the recipient’s health considerations, it may have the occurrence of blood pressure fluctuations, induced cardiovascular and cerebrovascular diseases, drug residues and so on.
1. Blood donation will lead to a decrease in blood volume of the whole body and a drop in blood pressure, which may cause slow blood flow to coronary arteries, cerebral blood vessels and other vital organs, inducing the occurrence of cardiovascular and cerebrovascular diseases.
2. When blood pressure decreases after blood donation, the organism will make recovery of blood pressure through its own regulation, increasing heart output, contracting blood vessels, etc. This process will lead to large fluctuations in blood pressure and unsatisfactory control of blood pressure.
3. Some patients donate blood after taking antihypertensive drugs orally, and the drugs remain in the blood, which may have certain effects on the body functions of the recipient.
When donating blood, they should state all the diseases they suffer from to the blood donation organization and should not hide anything, and donate blood scientifically.