There is no need to fast for a blood test to check for pregnancy.
A blood test for pregnancy does not require fasting at any time. A blood test for pregnancy is a blood test to determine the level of HCG (human chorionic gonadotropin) in the blood, and eating or drinking will not affect the results of the test. If the blood test reveals that HCG is higher than normal, it means that you are pregnant.
A blood test is relatively accurate and can be done within 10 days after intercourse. If you don’t want to take a blood test, you can also take a urine test. You can wait until your period has been delayed to take the test, which can also determine whether you are pregnant or not.
If you are pregnant, you need to maintain a good lifestyle, get plenty of rest, and follow up with an ultrasound to further clarify whether the pregnancy is intrauterine.