What can you do right away if aspirin upsets your stomach?
If aspirin causes nausea, heartburn, or stomach pain, treat the symptoms and reduce further irritation.
- Take aspirin with food or a full glass of milk (unless your clinician told you to take it on an empty stomach).
- Switch to a different formulation (for example, enteric-coated) if appropriate for your situation.
- Avoid alcohol and other stomach irritants (like ibuprofen/naproxen) while symptoms are active, unless your clinician advises otherwise.
- Sip water and eat bland foods (such as toast, rice, or bananas) until the stomach settles.
If you are currently taking multiple pain medicines, tell your clinician/pharmacist—some combinations can worsen gastric irritation.
What over-the-counter options may help?
Common OTC options for aspirin-related stomach upset include:
- Antacids (for heartburn/indigestion) to neutralize stomach acid.
- H2 blockers (like famotidine) to reduce acid production.
- Proton pump inhibitors (PPIs) to more strongly suppress acid for a short course if symptoms persist.
Choose based on your main symptom (heartburn vs. ongoing nausea/burning) and follow the label. If you take aspirin for heart/stroke prevention, ask a pharmacist before starting long-term acid reducers, because your clinician may want you on a specific plan.
When should you stop aspirin and get urgent help?
Seek urgent medical care or call local emergency services if you have any of the following, which can signal bleeding or severe injury:
- Vomiting blood or material that looks like coffee grounds
- Black, tarry stools
- Severe or worsening stomach pain
- Fainting, weakness, or dizziness
- Trouble swallowing or swelling of the face/lips (possible allergy)
Even without those signs, contact a clinician promptly if symptoms are strong or do not improve after a short period.
Can aspirin be the wrong drug for you (or the dose too high)?
Stomach upset is more likely with:
- Higher doses
- Taking aspirin on an empty stomach
- History of gastritis, ulcers, or GI bleeding
- Concurrent use of other ulcer-risk drugs
A clinician may adjust your aspirin regimen or consider alternatives (for example, using a different pain reliever). If you use aspirin for prevention, do not stop it on your own—discuss the GI side effects and risk balancing.
How to prevent it next time
Once symptoms improve, prevention often means changing how and when you take aspirin:
- Take with food or after a meal.
- Use the lowest effective dose your clinician recommends.
- Avoid taking it alongside other NSAIDs (ibuprofen/naproxen) unless directed.
- Consider discussing gastro-protection (acid suppression) if you need ongoing aspirin and you’re prone to stomach problems.
What to tell your pharmacist/doctor
Be specific about:
- The aspirin dose and timing
- Whether you took it with food
- Your symptoms (heartburn vs. nausea vs. burning pain)
- Any prior ulcers or GI bleeding
- Other medicines you take (especially blood thinners, steroids, or other NSAIDs)
That information helps them choose the safest symptom treatment and whether you need a different regimen.