Can you drink the day before the blood draw? What are the effects of drinking before the blood draw?

Blood draw is a routine checkup, even the usual medical checkups need to draw blood for examination, we all know that the blood test requires fasting, generally require the previous day after dinner can not eat anything, so the day before the blood draw drinking has an impact? Can you drink the day before the blood draw?

Can you drink alcohol the day before a blood test?

You should not drink alcohol the day before your blood draw. Alcohol is a "drug" to the human body and is dispersed throughout the body after ingestion and then transported through the bloodstream to the liver for metabolism (detoxification), a process that proceeds very slowly. Therefore, you should not drink the day before a blood test, especially if you are having a liver function test, because drinking the day before is likely to result in a wrong diagnosis.

How long after drinking alcohol is accurate for a blood draw

Blood should be drawn only after 3 days of drinking to be accurate. Alcohol is metabolized very slowly in the human body, and generally takes 1-3 days to metabolize completely, when the functions of various organs of the human body have been restored, and the various items examined are the most accurate.

What are the effects of drinking before a blood draw?

Abnormal liver function

Alcohol, also known as ethanol, is metabolized in the body into acetaldehyde, which has a degenerative or necrotic effect on liver cells, and at this time the liver function tests are generally deviated and abnormal liver function occurs.

Blood lipid changes

Wine and meat are always the best match, therefore, drinking wine and eating meat at the same time will definitely lead to excessive intake of meat food, which will easily lead to elevated blood lipid concentration and easy misdiagnosis of high blood lipid in blood test.

Precautions before blood draw

1. Three days before the physical examination, do not eat spicy, greasy and high-protein food. It is best to choose light, easily digestible food. If you are taking medications such as high blood pressure, you should explain to your doctor in advance. 2. The day before the physical examination to ensure adequate sleep quality, do not stay up late or overnight, it is best to enter the sleep state before ten o'clock. 3. Do not eat or drink on the day of the physical examination, because blood sampling and liver and gallbladder ultrasound need to be done on an empty stomach, so the day of the physical examination must be fasting. 4. When doing the X-ray, try to choose loose clothing to carry out, do not wear metal underwear, and do not wear any jewelry. These metal-containing items can affect the results of the examination. 5. If there are couples who want to have children in the near future, do not stay in contact with X-rays, CT and other equipment when doing medical examinations, because these instruments have radiation on the human body. 6. Women in the menstrual period can not do physical examinations, because if you do physical examinations during menstruation will not only affect the results of the examination, but also easily lead to infection of women.