Most people return to their normal routine the day after a colonoscopy. The procedure day itself, though, comes with real restrictions on driving, eating, and activity while your body recovers from both the sedation and the bowel prep. Here’s what to expect and what you can safely do in the hours and days that follow.
Rest and Take It Easy for the First Day
Sedation affects your judgment and coordination for longer than you might feel. Current guidelines recommend avoiding driving, operating machinery, and making important legal or financial decisions for 24 hours after the procedure. You’ll need someone to drive you home, and most endoscopy centers won’t discharge you without a designated driver present.
Beyond driving, plan to take the rest of the day off. Most people return to work and their usual activity level by the next day. If polyps were removed during the procedure, your doctor may give you additional restrictions on heavy lifting and intense exercise for a few days. Listen to your body: rest when you feel tired and avoid anything strenuous until your care team clears you.
What to Eat and Drink First
Your digestive system has been through a lot. The bowel prep drained fluids and electrolytes, and the procedure itself can leave your colon slightly irritated. Start with soft, easy-to-digest foods for the first 24 hours:
- White toast, white rice, or saltine crackers
- Mashed potatoes
- Plain scrambled eggs
- Soup or broth
- Soft fruit like bananas or canned peaches
- Baked or grilled chicken or white fish
- Cooked vegetables
- Yogurt with probiotics
Hold off on red meat, raw vegetables, salads, whole grains, brown rice, nuts, seeds, fried foods, and anything spicy or heavily seasoned. Fruits with skin (whole apples, pears, grapes) and dried fruit are also best avoided for that first day. These foods are harder to digest and can irritate a colon that’s still recovering.
Rehydrating After Bowel Prep
The bowel prep is often the hardest part of the whole experience, and it leaves most people significantly dehydrated. Replacing those lost fluids doesn’t end when the procedure is over. You should keep hydrating through the rest of the day and into the next morning. Water, clear broths, and electrolyte drinks are all good choices. If your prep solution was a high-volume, balanced formula (the most common type), plain water and light beverages work well. Sports drinks or oral rehydration solutions can help if you’re feeling particularly drained.
Skip alcohol for at least 24 hours. Residual sedation is still in your system even if you feel fine, and alcohol amplifies its effects, making you drowsier and less coordinated than you’d expect. Caffeine and carbonated drinks can also irritate your digestive system, so save those for the next day too.
Dealing With Bloating and Gas
During the colonoscopy, air or carbon dioxide is pumped into your colon to give the doctor a clear view. Some of that gas stays behind, and it can cause noticeable bloating, cramping, or abdominal discomfort afterward. This is normal and temporary.
The simplest relief is passing the gas, which your recovery nurse will likely encourage before you even leave the facility. Getting up and walking around helps move things along. If you’re still uncomfortable at home, try changing positions: lying on your left side, then your right, or gently walking around the house. The bloating typically resolves within a few hours, though some people notice it lingering into the evening.
When to Expect Biopsy Results
If your doctor removed polyps or took tissue samples during the procedure, those are sent to a pathology lab for analysis. Results typically take one to two weeks, though the exact timeline depends on the lab and whether any specialized testing is needed. Your care team will usually reach out by phone, secure online message, or a follow-up appointment to explain the pathology report and discuss when your next colonoscopy should be scheduled.
You’ll often get a preliminary verbal summary right after the procedure, while you’re still in recovery. This covers what the doctor saw visually, such as whether polyps were found and how many were removed. The pathology results later confirm whether those polyps were benign or need further attention.
Medications After the Procedure
If you stopped any medications before the colonoscopy, your doctor will give you specific instructions on when to restart them. This is especially important for blood thinners and antiplatelet medications. There’s no universal timeline for resuming these drugs; it depends on what was done during the procedure (a simple look versus polyp removal versus biopsy) and your individual cardiovascular risk. Follow the instructions your care team gives you rather than restarting on your own.
Low-dose aspirin taken for heart protection is generally continued through the procedure without interruption. Other blood-thinning medications are handled case by case.
Symptoms That Need Immediate Attention
Serious complications from colonoscopy are uncommon, but they do happen. Contact your doctor right away if you experience any of the following in the hours or days after the procedure:
- Severe abdominal pain or cramping that doesn’t improve
- Fever
- Rectal bleeding that won’t stop or that amounts to more than a couple of tablespoons
- Frequent or heavily bloody bowel movements
A small amount of blood or light spotting after a polypectomy is normal. What’s not normal is steady or worsening bleeding, especially combined with dizziness, weakness, or fever. These can signal a perforation or a bleed at the removal site, both of which need prompt treatment. Most people never experience any of these complications, but knowing the warning signs means you can act quickly if something feels off.