The fastest way to trigger a bowel movement depends on what you have available. A suppository can work in 20 to 60 minutes, coffee can stimulate your colon in as little as 4 minutes, and changing your posture on the toilet costs nothing and works instantly for many people. Here’s a practical breakdown of your options, ranked roughly by speed.
Change Your Position on the Toilet
This is the simplest thing you can do right now. When you sit on a standard toilet, a sling-like muscle called the puborectalis wraps around your rectum and creates a bend that partially blocks the exit. Raising your knees above your hips relaxes that muscle, straightens the pathway, and lets gravity do more of the work.
Place a small stool, a stack of books, or even a shoebox under your feet so your knees rise toward your chest. Lean slightly forward with your elbows on your knees. This mimics a squatting position and can make the difference between straining unproductively and having a smooth bowel movement. If you don’t have a footstool, leaning forward as far as comfortable while sitting still helps open up the angle.
Drink Coffee (Even Decaf)
Coffee increases the muscular contractions in your colon as quickly as 4 minutes after drinking it. This effect isn’t about caffeine. Decaf coffee triggers the same response, while plain hot water does not. Roughly one-third of the population experiences this laxative effect, and it’s more common in women. If you’re one of the people coffee “works” for, a warm cup is one of the fastest natural options available.
Try Abdominal Massage
Massaging your abdomen in the direction stool travels through your colon can physically help move things along. The technique follows the path of your large intestine and takes about 5 to 15 minutes. Lie on your back and use gentle, firm pressure:
- Step 1: Place your hand just below your left rib cage and stroke straight down toward your left hip bone. Repeat 10 times.
- Step 2: Start below your right rib cage, stroke across to the left side, then down to your left hip, forming an “L” shape. Repeat 10 times.
- Step 3: Start at your right hip, stroke up to your right ribs, across to the left ribs, and down to your left hip, forming a “U” shape. Repeat 10 times.
- Finish: Make small clockwise circles around your belly button, about 2 to 3 inches out, for 1 to 2 minutes.
This works best after a meal, when your digestive system is already active. You can do it while sitting on the toilet if lying down isn’t practical.
Use a Suppository
If natural methods aren’t cutting it, a glycerin or bisacodyl suppository is the fastest over-the-counter medication. Bisacodyl suppositories typically produce a bowel movement within 20 to 60 minutes. Glycerin suppositories work on a similar timeline. They draw water into the rectum through osmotic pressure, which stretches the rectal wall, triggers nerve endings, and stimulates the reflex to push.
Insert the suppository as directed, then try to hold it for at least 15 minutes before sitting on the toilet. Lying on your left side during this time can help the suppository stay in place and reach more of the rectal lining.
Use a Saline Enema
A pre-packaged saline enema (the kind sold at any pharmacy) works within 2 to 15 minutes for most people. It floods the lower colon with saltwater, softens any hard stool sitting near the exit, and triggers the urge to go almost immediately. This is the fastest reliable option if you’re truly desperate, though it’s not something to use regularly.
Why Oral Laxatives Won’t Help Right Now
If your goal is to go within the next hour, most oral laxatives are too slow. Stimulant laxatives like senna take 6 to 12 hours. Oral bisacodyl tablets take 10 to 12 hours. Osmotic powders like polyethylene glycol (the active ingredient in MiraLAX) can take 1 to 3 days. These are tools for managing ongoing constipation, not for immediate relief.
Habits That Prevent This Problem
If you’re frequently searching for ways to go right now, the underlying issue is worth addressing. A few daily habits make a significant difference. Drinking enough water keeps stool soft. Eating 25 to 30 grams of fiber daily adds bulk that moves through your colon more predictably. Physical activity, even a 20-minute walk, stimulates the natural contractions of your intestines.
Timing matters too. Your colon is most active in the morning and after meals, thanks to a reflex that ramps up intestinal contractions when your stomach stretches with food. Sitting on the toilet for 5 to 10 minutes after breakfast, with your feet elevated, takes advantage of this built-in rhythm. Over time, your body learns the routine, and the urge comes more reliably on its own.
When Constipation Signals Something Bigger
Occasional constipation is common and usually harmless. But if you haven’t had a bowel movement in several days and you’re also experiencing a swollen, rigid abdomen, nausea or vomiting, or leaking watery stool around what feels like a blockage, you may have a fecal impaction. This is hardened stool stuck in the rectum that won’t pass on its own. An impaction that completely blocks the bowel or causes the colon to widen dangerously can require emergency treatment. If home remedies aren’t working after a few days and symptoms are escalating, it’s a situation that needs medical attention rather than another round of laxatives.