how long should i fast before surgery?
162036
The amount of time you have to go without food or drink (fast) before you have your operation will depend on the type of operation you're having. However, it is usually at least 6 hours for food, and 2 hours for fluids. You'll be told how long you must not eat or drink for before your operation.
13507
If your doctor asks you to fast before a blood test, it's to ensure the results of the blood test are as accurate as possible. That's why a fasting blood test usually requires fasting for 8-12 hours before your blood is taken.
128348
Fasting means you don't eat or drink anything but water usually for 8 to 12 hours beforehand. So, if your appointment is at 8 a.m. and you're told to fast for 8 hours, only water is okay after midnight. If it's a 12-hour fast, avoid food and drink after 8 p.m. the night before.
1149849
Fasting Requirements Fasting means that, with the exception of water, you refrain from eating or drinking for a minimum of 8 hours (10 to 12 hours is preferable) prior to the draw.
1176033
Follow the directions your clinic gives, but generally speaking, your dog should not eat for at least eight hours before the surgery because the anesthesia may cause nausea. Drinking water beforehand is usually fine, but check with your vet.
282452
Typically it's recommended to wait at least one hour before eating. You could even go so far as to following the same post-op instructions for procedures such as an in-office one hour whitening and eat only clear/white foods/liquids for 24 hours to prevent any other possible staining.
587523
Yes. After surgery you may not be able to eat or drink right away. When your body is ready, your doctor will likely tell you to follow a clear fluid diet for 1 to 3 days. This means you will not be able to eat solid foods.
269053
That's why a fasting blood test usually requires fasting for 8-12 hours before your blood is taken. It's also recommended that you avoid alcohol for 24 hours before your fasting blood test, as well as any strenuous exercise.
316689
How long do I have to fast before the test? You usually need to fast for 8–12 hours before a test.
184848
Before general anesthesia or IV sedation If you have been scheduled to have general anesthesia for your surgery it is essential that you do not eat or drink anything for 8 hours before surgery. Any liquid or solid food in your stomach during anesthesia can have life-threatening consequences.
1404513
Fasting means that you cannot eat or drink anything (except water) for six hours before surgery.
15419
An article in the online magazine Slate made a strong case that the vast majority of surgical patients are made to fast for 8 hours or more before receiving anesthesia, despite current guidelines that allow patients to eat 6 hours prior to surgery and to drink fluids 2 hours prior.
1101070
Before general anesthesia or IV sedation If you have been scheduled to have general anesthesia for your surgery it is essential that you do not eat or drink anything for 8 hours before surgery.
263131
You can usually start eating normally a few hours after your operation, although you'll probably prefer to eat small meals to start with. You may have been advised to follow a low-fat diet for several weeks before surgery, but this doesn't need to be continued afterwards.
943719
EAT/DRINK: Drink a minimum of 24 ounces of clear fluid at least one hour before your appointment. Do not empty your bladder prior to the procedure. Generally, no prior preparation, such as fasting or sedation, is required.
52826
How long do I have to fast before the test? You usually need to fast for 8–12 hours before a test. Most tests that require fasting are scheduled for early in the morning.
992974
It may be best to prepare meals ahead of your surgery, so they are available when you come home. Breakfasts: Oatmeal, with non-fat milk and fruit. Toast with peanut butter or sunflower butter.