If you suspect you have a stomach ulcer, the most important step is getting a proper diagnosis, because ulcer symptoms overlap heavily with acid reflux, general stomach inflammation, and even heart-related chest pain. A burning or gnawing pain in your upper abdomen, especially between meals or at night, is the classic sign, but clinical evaluation alone correctly identifies ulcers less often than you’d expect. What you can do right now is stop taking certain painkillers, adjust what you eat and drink, and schedule an appointment to get tested.
How Ulcer Pain Feels Different
Peptic ulcer pain typically centers in your upper abdomen, somewhere between your belly button and your breastbone. It often improves briefly after eating or drinking milk, then returns. Pain that wakes you up at night is a particularly strong predictor of an actual ulcer rather than general stomach upset. You might also feel bloated, nauseous, or full after eating only a small amount of food.
Acid reflux, by contrast, produces a tight burning sensation that rises from your chest toward your throat, often with a sour taste from stomach acid backing up. If your pain travels upward and gets worse when you lie down, reflux is more likely than an ulcer. That said, the two conditions can coexist, and neither can be reliably diagnosed based on symptoms alone. Men over 45 with a history of ulcers and nighttime pain are at the highest statistical risk for a confirmed ulcer on imaging.
Signs That Need Emergency Attention
Some ulcer complications are genuinely dangerous. Go to an emergency room if you notice any of these:
- Black or tarry stools, or visible red or maroon blood in your stool
- Vomit that contains red blood or looks like dark coffee grounds
- Sudden, sharp abdominal pain that doesn’t ease up
These are signs of a bleeding or perforated ulcer. Black, tarry stool in particular means blood has been digested as it passed through your GI tract, which points to active bleeding in the stomach or upper intestine. This isn’t a wait-and-see situation.
Stop Taking These Painkillers
If you suspect an ulcer, the single most impactful thing you can do at home is stop taking NSAIDs (nonsteroidal anti-inflammatory drugs). These are among the most common causes of ulcers, and stopping them significantly improves healing rates compared to continued use.
The highest-risk NSAIDs for stomach damage include indomethacin, piroxicam, and ketorolac. Intermediate-risk options include naproxen (Aleve), diclofenac, and meloxicam. Even ibuprofen (Advil, Motrin), which carries the lowest GI risk among NSAIDs, can still worsen or maintain an existing ulcer. Aspirin falls into this category too. If you need pain relief, acetaminophen (Tylenol) is generally safe for your stomach lining because it works through a different mechanism that doesn’t interfere with the protective mucus in your gut.
If you take a daily aspirin or NSAID for a heart condition or chronic pain, don’t stop it without talking to your doctor first. They may be able to add a stomach-protecting medication instead.
What to Eat and Avoid Right Now
Diet won’t cure an ulcer, but certain foods and drinks actively make things worse by increasing acid production or irritating damaged tissue. Cut back on or eliminate these while you’re symptomatic:
- Coffee, including decaf, which still stimulates acid production
- Alcohol, which directly damages the digestive lining
- Carbonated drinks, which increase acid and cause painful stomach distension
- Spicy peppers, black pepper, and hot sauces
- Citrus juices like orange and grapefruit
- Chocolate
- Fatty or processed meats
Vegetables like broccoli, cauliflower, cabbage, and raw onion can cause gas and discomfort in some people with ulcers, so eat them cautiously and see how you respond. Bland, non-acidic foods are your safest bet in the short term. Smoking also deserves mention here: nicotine reduces your stomach’s protective mucus layer and slows healing, so cutting back or quitting will make a measurable difference.
Over-the-Counter Options for Temporary Relief
Three types of stomach medications are available without a prescription, and they work differently. Antacids like Tums or Rolaids neutralize acid that’s already in your stomach and can relieve pain quickly, but they won’t heal an ulcer. Think of them as a short-term bridge while you get medical care.
H2 blockers like famotidine (Pepcid AC) reduce the amount of acid your stomach produces and last longer than antacids. Proton pump inhibitors (PPIs) like omeprazole (Prilosec OTC) are the strongest acid suppressors available over the counter and are the same class of drug doctors prescribe for confirmed ulcers. Starting a PPI can provide meaningful relief within a few days, but using one for more than two weeks without medical guidance isn’t recommended because it can mask symptoms of something more serious.
Getting a Diagnosis
Your doctor will likely start with a test for H. pylori, a bacterium responsible for a large share of peptic ulcers. The two most common non-invasive tests are a breath test and a stool test. For the breath test, you swallow a small amount of a substance containing tagged carbon molecules. If H. pylori is present, the bacteria break down the substance and release carbon that’s detected when you exhale. The stool antigen test looks for bacterial proteins in a stool sample. Both are simple and done in an office or lab.
One important preparation detail: if you’re already taking a PPI (like omeprazole or Nexium), an H2 blocker, or bismuth subsalicylate (Pepto-Bismol), you may need to stop these medications up to two weeks before testing because they can produce inaccurate results. If you’ve recently taken antibiotics, you’ll typically need to wait at least four weeks before H. pylori testing is reliable.
An upper endoscopy, where a thin camera is passed down your throat to visually inspect your stomach lining, is reserved for specific situations. Doctors typically recommend it when you have alarming symptoms like unexplained weight loss, difficulty swallowing, signs of bleeding, persistent pain that doesn’t respond to treatment, or if you’re over 50 with new symptoms. It’s the most definitive way to confirm an ulcer and can also take tissue samples to check for H. pylori or rule out other conditions.
What Treatment Looks Like
If H. pylori is found, treatment involves a combination of antibiotics and a PPI taken together for about two weeks to kill the bacteria and reduce acid while the ulcer heals. After finishing antibiotics, you’ll wait at least four weeks before a follow-up breath or stool test confirms the infection is gone. Some doctors also order a stool PCR test, which can detect antibiotic-resistant strains and help guide treatment if the first round doesn’t work.
Whether H. pylori is involved or not, PPIs are the main healing medication. For most ulcers, a four-week course of PPIs is sufficient. Larger ulcers, roughly 4 centimeters or more, often need a full eight weeks for complete healing. In one study, the complete healing rate for large ulcers jumped from about 43% at four weeks of PPI therapy to 83% at eight weeks. Your doctor may schedule a follow-up endoscopy for stomach ulcers specifically to confirm the lining has fully healed.
A Note on Home Remedies
You’ll find plenty of recommendations online for manuka honey, cabbage juice, and other natural ulcer remedies. Manuka honey has shown some promise in animal studies, where it protected stomach lining from damage and reduced inflammation markers. But these results come from rats given controlled doses of honey before deliberate stomach injury. No large human trials have confirmed that honey heals existing ulcers or replaces medical treatment. It’s unlikely to hurt as part of your diet, but relying on it instead of proven acid-suppressing therapy risks letting an ulcer worsen or bleed.
The same applies to cabbage juice, licorice root, and other folk remedies. They may offer minor soothing effects, but an ulcer is an open wound in your stomach or intestinal lining. It needs sustained acid reduction to heal, and that’s what PPIs reliably deliver.