Primary hypotension refers to hypotension of unknown cause, there are no diseases that cause hypotension, such as coronary heart disease, heart valve disease and cardiomyopathy, but there is an unknown cause of hypotension, once this situation occurs, you need to actively treat, can correct anemia, strengthen nutrition, regular physical exercise to strengthen the body, so that blood pressure will rise. In addition, you can take some blood-supplementing foods, such as red dates, gum, salvia, etc. If you can’t treat hypotension through diet and life conditioning, you can also take drugs, such as ephedrine, dopamine, etc. Do regular review and adjust the dosage of drugs according to the results of the review.