For something like cataract removal, joint replacement, or cosmetic surgery, youre probably having it done on your own schedule. Consider using Desitin cream if you experience rectal irritation. Choosing to participate in a study is an important personal decision. a cognitive enhancer that can increase your heart rate and risk of bleeding. Dont assume its okay to use unless they give you the go ahead. The phase IV clinical study analyzes which people take Vitamin e and have Colonoscopy. Vitamin D blood levels will be obtained at the time of procedure. General anesthesia and herbal supplements can be a dangerous combination. Superfoodly is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com. Anyways you had been preparing your bowel for days . Foods containing high amounts of these can also be an issue. Before taking any supplement, make sure you know the truth about vitamin D2 vs. D3. ", International Journal of Womans Health: "Be Wary of Natural Therapy in Gynecological Surgery", BMB Reports: "Anticoagulant Activities of Curcumin and Its Derivative", PLOS One: "A Review of Potential Harmful Interactions between Anticoagulant/Antiplatelet Agents and Chinese Herbal Medicines", Stanford University School of Medicine Department of Otolaryngology: "Medications and Herbs That Affect Bleeding", American Society of Anesthesiologists: "Herbal and Dietary Supplements and Anesthesia", NIH: "Vitamin E Fact Sheet for Health Professionals". On the other hand, many types are scheduled days, weeks, or even months in advance. During and after your surgery, you might receive a number of medications, such as anesthesia, pain medication and antibiotics. (17) (18). Although vitamin supplements are often a healthy choice, there are several you'll need to avoid before surgery. National Library of Medicines list Two Weeks Pre-Op Two weeks before your surgical procedure, Dr. Rabach recommends laying off supplements (with a few key exceptions), as taking them increases the risk of bleeding, which could cause complications during surgery and slow the recovery process. Its an essential trace mineral needed for cell division and the synthesis of DNA and protein. 18 Years and older (Adult, Older Adult), Mike O'Callaghan Federal Hospital/Nellis Air Force Base, JillClark, Principal Investigator, Mike O'Callaghan Military Hospital. Read more: How Vegans Can Get All Their Nutrients (Without Taking Supplements). On the day before your colonoscopy when you're restricted to clear liquids you can have popsicles, Jell-O, clear broth, coffee or tea (without milk or creamer), soft drinks, Italian ice, or Gatorade. You have a lot to watch out for. Just because you dont see yours listed, that doesnt necessarily mean its safe. Please allow for two to three hours at the facility. (2), Photo credit: inazakira via Flickr (CC by 2.0). Endoscopic Retrograde Cholangiopancreatography (ERCP), Percutaneous endoscopic gastrostomy placement (PEG tube), Medical Management of Gastrointestinal Disease, Patient instructions for procedures BEFORE 12pm, Patient instructions for procedures AFTER 12pm. journey customizer. All berries, figs, dates, and raisins. 845 views Reviewed >2 years ago. Iron supplements should be stopped at least 2 days before colonoscopy because iron can impair visualization. Risks and complications aside, taking excessive amounts is probably not a good idea regardless. (11). Results are not expected for a couple more years. Possibly even more so for those on warfarin, heparin, aspirin, and other anticoagulant medications. The half-life of caffeine is 3 to 7 hours. Why do you need to stop eating before a colonoscopy? But take nothing with red, blue, or purple dye. Motrin, Advil (ibuprofen), Feldene, Naprosyn, Nuprin, Celebrex and Vioxx). I do not take anything from the list of (clearest) supplements to avoid except for a small amount of vitamin E (less than the author). Consider bringing socks to wear during your procedure. Three days before your colonoscopy, eat only low-fiber foods. Thats even more important for coffee, which has much higher caffeine content. Even minor procedures may require these dietary changes, because certain products can increase your risk of bleeding and complications. on elliothospital.org, View amzn_assoc_linkid = "039b49b94b664d50d46507c55c0cbcfd"; If you can use it, consider natural CoQ10 sources. Vitamin C is also a powerful antioxidant that supports the immune response and speeds up surgical recovery. Begin low-residue and low-fiber diet. Directions on dietary supplements typically recommend a daily dosage ranging from 600 to 3,000 GDU per capsule, taken 2 to 3 times per day (total of 1,800 to 9,000 GDU daily). complete answer This study found that a variety of foods and supplements including celery, chamomile, evening primrose, fenugreek, garlic, ginger, ginkgo, horse chestnut, licorice, red clover, turmeric and willow can produce serious cardiovascular side effects when taken with medications. From the review, Patient Safety In Surgery: The main finding of the present review is that 26 of 31 studies (84%) report at least one statistically significant worse outcome in patients with low vitamin D status. Two weeks before your surgical procedure, Dr. Rabach recommends laying off supplements (with a few key exceptions), as taking them increases the risk of bleeding, which could cause complications during surgery and slow the recovery process. That means after 24 hours of not drinking it, you still may have up to 9% left in your system. Resume your normal diet. The only way to get definitive answers about whether vitamin D can protect against colon cancer and help patients live longer is to conduct randomized clinical trials. She has been taking Anastrozole as per her doctor. Stop taking iron, vitamin E, ginkgo, garlic, and ginger. For planned procedures, your doctor(s) will need the drug list to advise you what to stop and what not to stop. If you consume a lot of omega fatty acids or take omega supplements, talk with your healthcare practitioner about your diet. The altering of blood pressure, heart rate, and drug metabolism would be a direct interference. Why can't i take vitamins before a colonoscopy. How to Add or Remove Contacts from Kids Messenger Account ; Step #1. complete answer on medicine.weill.cornell.edu, View amzn_assoc_default_search_phrase = "bromelain"; (47). Nothing to eat or drink at least 8 hours before the procedure. The latter is the highest food source of vitamin E. You would get 9.3 mg from a 1 oz. Cookies or cakes made with whole grain flour, seeds, dried fruit, or nuts. She'll be able to advise you on whether or not it's safe to take omega supplements like fish oil before surgery. Read more: 17 Reasons Why You Probably Need More Omega-3s in Your Diet. Because most supplements aren't regulated by the United States Food and Drug Administration (FDA), the . Lovenox is usually stopped about 12 hours before colonoscopy. Let us wait for your computed tomography (CT) reports. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Stop any fiber supplements such as Metamucil, Benefiber or Citrucel. Many surgical patients are magnesium-deficient because of the medications they take, poor absorption, or skimpy diets. Refrigerate the remaining half of the mixture, you will drink this in the morning. That being said, given the fact that production peaks at around age 20 and that statins further deplete our natural levels, its understandable why this has become one of the bestsellers. What Herbs and Spices Are Anti-Inflammatory? This root and its active ingredient, curcumin, have potent anti-inflammatory and antioxidant properties. Stop ALL vitamins and supplements, including fish oil and iron. Information provided by (Responsible Party): JillClark, Mike O'Callaghan Military Hospital. Magnesium regularizes heart rate and promotes circulation. This a great article for anyone about to undergo any significant surgery. Swollen feet due to salt is one of the signs not to be missed. Rest the remainder of the day, and resume normal activity the next day. To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor. The truth is that many powerful drugs (and poisons) are based on natural substances, so it's clear that many natural substances can have a potent effect on the body. Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT02269332. The second colonoscopy four years later they found I believe six. You will need 6 tablets. an anti-anxiety supplement that can prolong the effects of anesthesia. One reason your doctor might ask you to stop taking vitamins before surgery is the risk of drug interactions. It might act similar to a probiotic during digestion, however this aspect has even less research. Its good to see it beginning to make the rounds in mainstream medicine. You may need to stop taking the following medications. To normalize them and reduce oxidative stress, they say: In uncomplicated surgical patients, more than 500 mg/day of vitamin C may be required, with much higher doses in surgical intensive care unit patients., To be clear, both of those are reporting research and neither should be construed as advice. Join. I recommend taking even higher doses of vitamin D3 (50,000 IUs) before surgery for a far greater chance of quick recovery and survival. One week before your colonoscopy: Stop ALL vitamins and supplements, including fish oil and iron. One week before your colonoscopy: Stop ALL vitamins and supplements, including fish oil and iron. Valerian. Any weight loss or fat burning supplements should be avoided for at least two weeks before surgery. A June 2013 study in the International Journal of Woman's Health reported that large amounts of garlic have resulted in excessive bleeding during different surgical procedures. If you have any health concerns or concerns about potential risks, you should always check with your physician, licensed health provider or health care practitioner. Any ingredients that contains seeds or nuts. These statements have not been evaluated by the Food and Drug Administration. Raw or dried fruit. Eating high-fiber foods or using a fiber supplement can help get your bowels moving again. Here at Superfoodly, we have found the best bromelain supplement post-op to be the brand Doctors Best 3000 GDU. (9). One reason your doctor might ask you to stop taking vitamins before surgery is the risk of drug interactions. Certain medications and food can slow your gut causing constipation and therefore poor bowel prep. There is also some concern that your vitamins and supplements may interact with other medications you're taking, affect your cardiovascular health or prolong the effects of anesthesia. Rates of preoperative anemia are high, with studies indicating the percentage of patients with it may be up to: This is why its wise for everyone to get a complete blood count (CBC) to test hemoglobin levels, which is the iron-rich protein found in red blood cells. amzn_assoc_placement = "adunit0"; Wear comfortable, loose fitting clothing. (8). Supplements, consisting of fish oil, are usually stopped 1-2 weeks prior to surgery as there is a raised risk of perioperative blood loss. Thank you. Subjects meeting the inclusion/exclusion criteria will be offered an opportunity to participate: Visit 1 (within two weeks of their screening colonoscopy): -Subjects will have the following research-driven blood test drawn which include: Serum 25-OH vitamin D via 1 venipuncture (5-10 mls, approximately 1-2 teaspoons of blood will be drawn). Can you tell me about your current medications? (46). amzn_assoc_tracking_id = "superfoodly07-20"; No one should be reluctant to update their informational articles when they can.]. You may brush your teeth and wear dentures. Even though most avoid lists dont mention it, ask your doctor since each patient and operation has unique circumstances. Clicking "Start Over" will empty your resources This nutrient may interact with a variety of medications like antiviral drugs and blood thinners. Supplements are of greater concern because they can contain exponentially more than the amount of say, omega 3 in a serving of fish, or the vitamin E in sunflower seeds. (23), Is turmeric safe before surgery? Its benefits are unbelievable! Theyre veggie capsules (vegan friendly). If you are taking ertugliflozin (Steglatro, Steglujan, or Segluromet), please stop it at least four days before your scheduled colonoscopy. 4. 1025 Vermont Ave NW Suite 1066 Washington, DC 20005 Thats based on an analysis of how much bromelain content there is in the average pineapple of 3 different varieties. fatty acids (polyunsaturated fatty acids), Red chili peppers (and anything else containing capsaicin). Take vitamin D3 supplements. 6 Colonoscopy, SUPREP (v.6.12.18) Step 4: You must drink two (2) more 16-ounce containers of water over the next 1 hour. Home Prepping for surgery? If youre a science or math geek, you will appreciate those p-values. The evening before, drink half of a prescription laxative drink to clean out your . Of course, you cant even eat the richest parts of the fruit and for the edible flesh, because of its high sugar content, you dont exactly want to be binging on it. You should not have solids in your bowel movements. The phase IV clinical study analyzes which people take Vitamin b12 and have Colonoscopy abnormal. Recommended Dosage/RDA By Country. Add flavorings. Over 300 enzymes in the body use it. In addition to vitamins C and E, patients are encouraged to stop taking vitamins K, B, and all herbal supplements. Take your regular medications with a sip of water. How many endings are there for Great Expectations? So what do we know about vitamin D and colon cancer today? This is one of the most important reasons why every patient should keep a list of current medications. Clicking "Exit" will permanently close your resource drawer This is called bowel prep or colon prep. complete answer on lexingtonclinic.com. Make sure to contact your primary care physician or diabetes doctor about the suggested changes above and get their guidance as well You will drink this later in the day. Certain vitamins might alter the efficacy of these medications. Although short acting, propofol may have subtle, prolonged effects on your reaction and judgment time, thought processes, and wakefulness. The VITAL study (VITamin D and OmegA-3 TriaL) has already enrolled nearly 26,000 healthy individuals and will also be looking at whether vitamin D and omega-3 fatty acids are protective against cardiovascular disease, stroke and other types of cancer. Your doctor might ask you not to take vitamins before surgery due to some vitamins' effects on bleeding and blood clotting. Chipotle is so unhealthy that just one spoon of their salsa has almost twice the salt of a large order of McDonalds fries. Copyright - Colorectal Cancer Alliance 2022 501(c)(3) Disclaimer Privacy Policy Non-discrimination Statement Sitemap. Your thoughts. For other types, check out what protein powder doesnt cause gas. Stop takin iron and iron containing vitamins. High amounts interfere with the metabolism of vitamin K and that will inhibit platelet aggregation. Dulcolax or generic bisacodyl tablets, 5 milligrams (mg). Ginseng, Stop taking iron, vitamin E, ginkgo, garlic, and ginger. In addition, some circumstances warrant caution when it comes to blood pressure, heart rate, and other metabolic markers. As with all other dietary supplements, regardless of the type of operation you are getting, it would be best to hold off on the CoQ10 unless your physician okays it. So does this mean that all of the previous evidence about the protective benefits of vitamin D are not true? And that food is a subject worthy of a lengthy article, to say the least. Seeds tend to stay in the colon for days. Fish oil contains a potent blood thinner and should be stopped 3 weeks prior to surgery. (20), A recent meta-analysis based on 31 relevant human studies found that overall, there was a correlation with low vitamin D levels and adverse outcomes after diverse surgical procedures., That comes from the University of Wisconsin Department of Population Health Sciences. Many pieces of research suggest it may be useful as an anti-inflammatory agent, including to reduce surgical swelling. Any links on this web site to web sites operated by third parties are provided for your convenience only. [heres a typo to fix: insert say into: Mayo Clinic, they dont one way or another. complete answer on brighamandwomensfaulkner.org, View With delicate and major operations such as heart and brain, your doctor may require you to stop drinking caffeine much further in advance. Stop any fiber supplements such as Metamucil, Benefiber or Citrucel. Arrive 30 minutes before your appointment time. The percent of the population with a vitamin D deficiency is high in the United States, Canada, United Kingdom, and much of the northern hemisphere. Related Articles. Ephedra Was Found To Clear The Body Via The Kidneys Very Quickly. Why should you not take vitamins before surgery? Vitamin D is a potent neuroregulatory steroidal hormone that influences nearly 3,000 of our 25,000 genes. The study also enrolled a large enough number of subjects to be able to address the question at handnamely, whether vitamin D and/or calcium can lower the chance of getting additional polyps. A March 2012 study in the Aesthetic Surgery Journal warned against other herbal and dietary supplements that have the potential cause bleeding complications. Therefore, looking at the rate of new polyps may not be the best way to assess the protective potential of vitamin D against colon cancer. Some teas contain herbs which should be avoided before surgery because they may lower blood pressure, such as hibiscus, or lower blood sugar, like mulberry leaf. It may cause extra bleeding during and after surgery. To promote wound healing, 15 to 30 mg has been recommended by research and some physicians even suggest increased usage ahead of time. With garlic, chili pepper, and many foods/supplements, their avoidance is recommended simply out of an abundance of caution, based on very limited research. If you are on a prescription blood thinner and have not received your instructions, please call Elliot Gastroenterology at 603-314-6907. Its incredible how you mentioned that caffeine could stay in your system even 24 hrs after you have ingested it. complete answer Even though many herbs and dietary supplements have flimsy data to support an increased risk of bleeding, why take the gamble? amzn_assoc_title = ""; If you are experiencing serious medical symptoms, please see the When do you stop taking clopidogrel for colonoscopy? an appetite suppressant that can negatively alter blood pressure and heart I take 30,000 units per day, and I give my wife 20,000 units because she weighs about 100 pounds less than I do. National Library of Medicines list Products mentioned are not intended to diagnose, treat, cure or prevent any disease. Analysis of data from a large trial has found evidence that using calcium supplements with and without vitamin D may raise the risk of developing certain types of polyp, or precancerous. Certain medications and food can slow your gut causing constipation and therefore poor bowel prep. It is not known for being a blood thinner or for interacting with anesthesia drugs. (15), Looking elsewhere, a meta-analysis based on 8 clinical trials suggested that patients undergoing cardiac surgery with cardiopulmonary bypass were were significantly less likely to require inotropic drugs after surgery, and to develop ventricular arrhythmias after surgery. However that benefit has not been proven and remains theoretical. Ginger, lime, and other aromatics add a lot of . If you are diabetic, call your managing or prescribing doctor to determine how your diabetes medicine should be taken the day of the procedure. Assistant Professor of Medicine, Harvard Medical School, Director of Clinical Research, Center for Gastrointestinal Oncology. Check with your managing provider for alternatives. What to eat: You must not eat any foods, suck candy, or chew gum until AFTER the colonoscopy is over. What to drink: You may drink water, black coffee (without sugar, milk or . Study Record Detail Save this study Vitamin D and Screening Colonoscopy or Polyp Surveillance (VitDColon) The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. While the first inclination is to blame the patient, the truth is that the fault falls on both parties. Do not eat any solid food after midnight. I'm due for my third one in September of next year 2023. DO NOT get the suppository or the stool softener. HowTo Use Rosemary Water For Hair Growth, Eight Essential Nutrients for Gorgeous Hair, Skin and Nails, How Much Omega 3 Per Day? DON'T take any anti-inflammatory drugs (NSAIDS) such as ibuprofen, Advil, Motrin, Aleve, Celebrex, Mobic, Orudus or Nuprin. 4 hours prior to your procedure time, shake the remaining solution and finish drinking it within 1 hour. The FDA banned it in 2003. Stop any fiber supplements such as Metamucil, Benefiber or Citrucel. Tylenol is permitted. Lets review them one at a time. Also, let your anesthesiologist know you have been taking Valerian. What would it take to get people on a very low-cost vitamin D supplement? Not necessarily. I have been telling my readers this for years. At least 1 gram a day if not 2 grams. begin drinking the Nulytely solution. More research is needed to determine whether or not its beneficial to take more vitamin C prior to surgery. Discuss with your doctor if the following foods that promote healing after surgery are appropriate for your circumstances. In the meantime, guidelines set forth by the Institute of Medicine can be employed, which suggest that a dose of 1,000 mg daily is safe.. The ascorbic acid dosing page of the Mayo Clinic website reports that: For heart conditions, 2 grams of vitamin C has been given by mouth before surgery, followed by 1 gram daily for five days.. 39 kilogram is equal to 85.98028218 pounds. This essential vitamin is used in over 300 different metabolic pathways within your body. Once safely home, the care guidelines would generally be as follows: 1. complete answer on healthy.kaiserpermanente.org, View (32), Among the supplements to promote wound healing, some recommend zinc. These different types of bacteria form what is called the "gut microbiome" and they play an important role in overall gut health, surgery and injury recovery, reducing inflammation, and aiding immunity to illness and disease. Low-residue foods process quickly through the colon, providing an easier and more comfortable preparation. The reasons for this depend on your particular health conditions and the supplements you take -- ask your doctor if you're unsure why you're being asked to do so. Research from a university in Tokyo found that blood serum levels of vitamin C falls after surgeries. John's wort, an anti-anxiety, anti-depressant and sleep-enhancing supplement Use ONLY flavors that are yellow, orange, or green in color DO NOT use flavors that are red, blue, or purple. Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates. Alcohol. It will help us to communicate with you and provide you with direct access to all your medical information. At 3 PM. E. Does that mean I have to stop my vitamin pills before sugery and if so how many days before? These 50 Foods Are High In Lectins: Avoidance or Not? the drawer and access it from other pages, click the Now, How many lbs is 39 kg? She regularly takes many supplements some of which are blood thinning and she has stopped. Stress can suppress one's appetite before and after surgeries. Stop taking all anti-inflammatory medicines, including Advil, Anacin, Aleve, Alka Seltzer, Bufferin, Ecotrin, Indocin, Relafen, Naproxen, Naprosyn, Nuprin, Volaren, Votran. How long before surgery should I stop fish oil? Is this an emergency? Especially for those who have related diseases, like high blood pressure or diabetes. The answer is no. 4. r/colonoscopy. take 2 Dulcolax tablets with 8 ounces of water. (19), Both before and after surgical operations, its important to have healthy vitamin D levels. It causes high levels of homocystein in the body and that encourages cancer, although I think studies are limited to only a few cancers. Squeeze a bit of lemon or lime juice in your mouth after you drink the laxative to kill the taste. Please call 603-314-6900 in the event that you need to cancel or reschedule your procedure. To be safe, tell your doctor about any teas and herbal beverages you drink and if they advise to do so, discontinue their use. Vitamin E before surgery is another that always makes the naughty list. a sleep aid that can prolong the effects of anesthesia. [PDF] (Patient Sticker) Preparing for Your Colonoscopy - Baystate Health As an Amazon Associate, Easy Health Options may earn from qualifying purchases. You will need a responsible adult to drive you home from your appointment. At 5 PM. That wont work, as its instantly destroyed by heat and almost all pineapple juices are pasteurized. Nulytely (pronounced new-lightly) is a prescription bowel preparation. Consumption of the RDA is not only considered safe before an operation, but also recommended. Stanford University School of Medicine's Department of Otolaryngology also recommends avoiding vitamin C before surgery. Continue your medications unless instructed otherwise by your Physician. Even if they permit the drinking of it, you definitely dont want to drink green or black tea during the 24 hours prior, due to its caffeine content. You may need to stop taking this nutrient up to seven days before surgery. Add the flavor packet that came with your bottle, or other powdered drink mix (such as Crystal Light). However, some of these products are harmful even on their own. It seems like there is a new study about vitamin Ds effects on colon cancer every few months, with each one arriving at different conclusions about whether it is helpful. You may need to stop taking this nutrient up to seven days before surgery. Prunes or prune juice. Valerian should be tapered and stopped over 2 to 3 weeks prior to surgery. Step 1: Plan Your Prep. Although the Aesthetic Surgery Journal study recommends against it and Stanford University School of Medicine's Department of Otolaryngology also warns against taking omega-3 fatty acids, fish oil is full of healthy, unsaturated fats. When to stop aspirin and iron before colonoscopy? In conclusion, this review supports the hypothesis that hypovitaminosis D is associated with adverse outcomes after diverse surgical procedures. Would you like In 2017, a systematic review was done based on 52 published studies; 20 involving surgery patients and 32 involving healthy individuals. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. Why Stop Metformin Before Colonoscopy. This biochemical effect was not reflected in increased bleeding risk during or after surgery evaluated in randomised controlled trials. Before a colonoscopy, your colon needs to be cleaned out. (41). Would you like to continue? This product is not intended to diagnose, treat, cure, or prevent any disease. In other words, at the maximum dosage, that may be the equivalent of the bromelain found in up to 45 whole pineapples per day! . Its volatile oil, ajoene, does appear to interfere with platelet aggregation. 7 days before the colonoscopy: Stop Iron supplements and multivitamins that contain iron, Vitamin E, or fish oil. Stop eating seeds, popcorn, nuts and whole grains. Patients with iron-deficiency anemia (ferropenic) may be placed on an iron supplement by their physician. Purchase your OSMO pills (prescription enclosed in the packet) from your pharmacy. However, after the surgery, your health care professional may indicate that Vitamin E may be appropriate. symbol next to "MY RESOURCES". Be sure you are signed up for your Solution Health MyChart account. 1 1.Preparing for your colonoscopy - NULYTELY - Elliot Hospital; 2 2.Prep Pills Colonoscopy Preparation - 7 Days Before; 3 3.Medications to Stop Before a Colonoscopy - Healthfully; 4 4. As with other herbs, there isnt much of a consensus as to which teas are bad and good. The American Society of Anesthesiologists and Stanford University School of Medicine's Department of Otolaryngology specifically recommend avoiding vitamin E before surgery because it can increase the likelihood of bleeding and cause issues with your blood pressure. Surgery aside, using high dosages of vitamin E, like 1,000 IU capsules, is probably not the best idea in the long run. Even though the aforementioned lists did not mention them, avoidance before an operation would be a good idea because research has found it to have an anti-platelet effect which may increase bleeding. With modern blood monitoring methods in joint replacement surgery, consisting of using tranexamic acid, the threat of perioperative bleeding may be minimized. At 5 PM. Use ONLY flavors that are yellow, orange, or green in color DO NOT use flavors that are red, blue, or purple. 5 days before endoscopy. In the time leading up to surgery, your doctor might ask you to make small modifications to your lifestyle to help maximize your health and the success of the surgery.