Heartburn happens when stomach acid flows back into your esophagus, and the fastest relief comes from neutralizing or reducing that acid. Your options range from over-the-counter medications that work within minutes to simple habit changes that prevent episodes from starting. What works best depends on whether you’re dealing with occasional flare-ups or a recurring pattern.
How Over-the-Counter Medications Compare
Three types of heartburn medications are available without a prescription, and they work differently enough that choosing the right one matters.
Antacids are the fastest option. They neutralize acid that’s already in your stomach, so relief comes within minutes. The tradeoff is that the effect wears off relatively quickly. These are your best bet for occasional, mild heartburn that you want gone now.
H2 blockers take about an hour to kick in, but they last four to ten hours. Instead of neutralizing existing acid, they block the chemical signal that tells your stomach to produce acid in the first place. If you know a trigger meal is coming, taking one beforehand can prevent heartburn from developing.
Proton pump inhibitors (PPIs) are the strongest option and last the longest, but they take one to four days to reach full effect. They’re designed for frequent heartburn rather than one-off episodes. If you find yourself reaching for antacids more than twice a week, PPIs may be more appropriate, but they’re not meant to be a permanent solution.
Long-Term PPI Risks Worth Knowing
PPIs are effective, but using them for months or years carries some health tradeoffs. Large analyses have found that long-term PPI users have a modestly increased risk of fractures, including hip and spine fractures, compared to nonusers. Interestingly, PPIs don’t appear to cause bone mineral density loss directly, so the fracture connection isn’t fully understood.
Kidney health is a more concrete concern. PPIs are associated with both sudden kidney injury and chronic kidney disease. One large review calculated that for roughly every 20 to 27 long-term users, one additional person develops a kidney problem they wouldn’t have had otherwise. Over half of patients who develop PPI-related kidney inflammation don’t fully recover. If you’ve been on a PPI for a long time, periodic kidney monitoring is a reasonable precaution.
Foods and Drinks That Trigger Heartburn
Your lower esophageal sphincter is a ring of muscle at the bottom of your esophagus that acts as a one-way valve, keeping stomach acid where it belongs. Certain foods relax that valve, letting acid creep upward. The most common culprits are alcohol, chocolate, coffee, high-fat foods, and mint (especially peppermint). Carbonated drinks work differently: the gas creates pressure inside your stomach that physically forces the valve open.
You don’t necessarily need to eliminate all of these permanently. Most people find that one or two items on this list are their primary triggers. Paying attention to which foods precede your worst episodes is more useful than following a blanket restriction list.
Meal Timing and Body Position
One of the simplest and most effective changes is to stop eating at least three hours before you lie down. The logic is straightforward: after a meal, your stomach is full of food and acid. Gravity keeps it down while you’re upright. Lie down too soon, and that mixture flows back into your esophagus. This three-hour window gives your stomach time to empty enough that lying flat is no longer a problem.
When you do go to bed, sleeping on your left side clears acid from the esophagus significantly faster than sleeping on your back or right side. This is a matter of anatomy: on your left side, the junction between your stomach and esophagus sits above the pool of acid rather than below it. A wedge pillow that elevates your upper body adds another layer of protection by keeping gravity working in your favor all night. Regular pillows that only prop up your head don’t work as well because they can actually increase pressure on your abdomen.
Weight Loss Makes a Measurable Difference
Excess weight, particularly around the midsection, puts constant pressure on your stomach and pushes acid upward. Losing even a moderate amount of weight can significantly reduce heartburn frequency. Research has found that women who lose 5 to 10 percent of their body weight see a meaningful drop in reflux symptoms. For men, the threshold is closer to 10 percent. For someone weighing 200 pounds, that means losing 10 to 20 pounds can change the pattern of daily heartburn into something far more manageable.
Baking Soda as a Quick Fix
Sodium bicarbonate (baking soda) is essentially a DIY antacid. Half a teaspoon dissolved in a glass of water can neutralize stomach acid and bring fast relief. But there are real limits to this approach. You shouldn’t use it more than every two hours, and you shouldn’t rely on it for more than two weeks. Baking soda is high in sodium, which can worsen high blood pressure, kidney disease, heart disease, and swelling in the legs. It’s a reasonable occasional remedy, not a regular strategy.
Chewing Gum After Meals
Chewing gum for 20 to 30 minutes after eating stimulates saliva production, and saliva is naturally alkaline. It contains bicarbonate, which buffers stomach acid. The extra saliva also physically washes acid back down from the esophagus. Gum that specifically contains bicarbonate as an ingredient provides the strongest effect. Avoid mint-flavored gum, though, since peppermint can relax the esophageal valve and potentially make things worse.
Ginger: Promising but Unproven
Ginger speeds up the rate at which your stomach empties, which in theory means less acid sitting around to cause problems. Small studies have shown improvements in upper digestive symptoms including heartburn, nausea, and bloating. One trial using about 1,650 mg of ginger daily found significant improvement in reflux-like symptoms. However, the results across studies have been inconsistent, and no one has established a reliable dose or formulation. Ginger tea or supplements are unlikely to cause harm, but they shouldn’t replace proven treatments if your heartburn is frequent.
Signs That Heartburn Needs Medical Attention
Occasional heartburn after a large meal is normal. Heartburn that happens frequently, keeps coming back despite lifestyle changes, or requires over-the-counter medication more than twice a week has crossed into territory that warrants a medical evaluation. Difficulty swallowing is another signal that something beyond simple acid irritation may be happening. Chest pain accompanied by shortness of breath, jaw pain, or arm pain requires immediate emergency care, as these can be symptoms of a heart attack rather than heartburn.