Can Heartburn Medications Trigger Headaches?
Article

Can Heartburn Medications Trigger Headaches?

Published on Thursday, November 28, 2024
by
Piedad Cardona

Acid Reflux
GERD

Exploring the Link Between Heartburn Medications and Migraines

Acid reflux occurs when stomach acid flows back into the esophagus and irritates its lining. This can cause occasional heartburn, a burning pain in your chest, just behind your breastbone, or a bitter taste in the throat. Many people use antacids and acid reflux medications to counter heartburn. However, there is growing interest in discovering if these drugs might be the source of another painful condition - migraines. Can drugs that are supposed to soothe digestive discomfort cause headaches? Let's talk about the potential link between heartburn medications and migraines and learn how to manage the pain without risking further discomfort.

Heartburn Relief and Head Throbs: What's the Connection?

Generally, heartburn and acid reflux are managed through a combination of prescription and over-the-counter drugs. The three types most frequently used are proton pump inhibitors (PPIs), H2 blockers, and antacids, which work to suppress stomach acid in distinct ways.

PPIs: Examples of PPIs are omeprazole and esomeprazole, which block the function of the enzyme responsible for the production of stomach acid.

H2 blockers: Ranitidine and famotidine block histamine receptors in the stomach, thereby reducing acid production.

Antacids contain calcium carbonate, which neutralizes stomach acid and quickly provides relief.

Unfortunately, with these drugs readily available, many people take them chronically to "push away" digestive discomfort without paying attention to their side effects, including a possible link to migraine headaches.

Increasing Migraine Associated with the use of PPI

Migraines are headaches usually accompanied by nausea, sensitivity to light, and a throbbing ache that can persist for hours or even days. Now, migraines afflict almost one in seven individuals across the globe and have emerged as one of the serious issues affecting human health.

Those who suffer from acid reflux and also have migraines often wonder if there's a connection between the two. Could medication designed to assist people who have acid reflux be part of the reason so many people appear to get more instances of migraines? People who regularly consume PPIs have a history of migraine 50% more often than non-users, and there are several theories that indicate there is a relationship.

The interaction between acid heartburn medications,  gut bacteria, and headaches. 

Changes in the gut microbiome.

Stomach acid plays a vital role in maintaining the balance of the digestive system's microbiome. Reducing stomach acid leads to a cascade of events that may be related to headaches. The prolonged use of heartburn medications reduces stomach acid, which may lead to an imbalance of gut bacteria. This situation promotes the overgrowth of harmful bacteria that release toxins, which triggers an inflammatory reaction that reduces the absorption of nutrients such as magnesium. Low magnesium levels are linked to migraines.

Neurotransmitter activity

A few studies say that serotonin, an essential neurotransmitter in the management of mood and pain, plays a role in migraine causation. Medications that reduce gastric acid may reduce serotonin levels. 

Finding Relief without Conflict: Alternative Approaches to Heartburn

Natural Remedies and Dietary Changes

For those who detest popping anti-acid pills, which seem to produce headaches, there are still other remedies that can help relieve heartburn:

  • Ginger: Ginger serves as an anti-inflammatory that aids digestion and keeps away acid reflux.
  • Slippery elm: It can help form a protective barrier in the esophagus and stomach, reducing irritation from acid.
  • Eliminating trigger foods, such as onion, garlic, tomato, and spicy, acidic, and fatty foods, that may trigger heartburn symptoms may reduce the need for medication.

Lifestyle Changes to Relieve Heartburn

Diet Modification:

  • Avoiding Trigger Foods: Certain foods can trigger acid reflux symptoms. Individuals with hiatal hernia and GERD are advised to avoid acidic, spicy, and fatty foods. Citrus fruits, tomatoes, chocolate, and caffeinated beverages are examples of potential triggers.
  • Smaller, Frequent Meals: Consuming small, more frequent meals throughout the day can help reduce the pressure on the stomach and minimize the chances of acid reflux.
  • Meal Timing: Avoiding meals (any size) shortly before bedtime can prevent stomach contents from flowing back into the esophagus during the night when the symptoms are presented more frequently

Weight Management:

  • Excess weight can contribute to increased abdominal pressure, which may exacerbate hiatal hernia and GERD symptoms. Adopting a healthy and balanced diet and regular physical activity can aid in weight management and symptom improvement.

Sleep Hygiene:

  • Slumbering on your left side and raising the head of the bed by about six to eight inches can help prevent stomach acid from flowing back into the esophagus during sleep. This position reduces the effect of gravity on the stomach contents.

Stress Management: 

  • Stress can worsen acid reflux. But too much stress can equally exacerbate migraine. Engaging in meditation or yoga can help reduce stress levels.

Why Further Studies Matters: Consolidating the Relationship and Exploring Causation

Even if preliminary studies suggest a potential relationship between antacids and a wave of migraines, only further research may demonstrate a more evident connection with the cause. Balancing heartburn treatment with migraine prevention is hard to do, though, when medical research cannot get a clear cut on how these two entities work in tandem. Note that the connection between heartburn medicines and migraines could differ for everyone. The genetic makeup, lifestyle, and prevailing pre-existing health conditions can all affect your body's reactions to medications.

Conclusion

If you are worried that prescription heartburn medications might be linked to migraines, check up closely with your healthcare provider to learn more about what your possible connections are to find the best way to manage both heartburn and migraines. By assessing your risk factors, they can help you weigh the effectiveness of heartburn relief against the risk of a migraine, including alternative treatments that may reduce the chances of side effects.


  1. Anna Smith (2023). Is there a link between acid reflux and headaches?. Retrieved from:  https://www.medicalnewstoday.com/articles/acid-reflux-headache 
  2. Carlos R (2016). Gastrointestinal disorders associated with migraine: A comprehensive review. Retrieved from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5037083/ 
  3. InformedHealth.org. (2006–). Heartburn and GERD: Learn more – Treatment options for GERD. Institute for Quality and Efficiency in Health Care (IQWiG). Updated 2024, August 5. https://www.ncbi.nlm.nih.gov/books/NBK279252/ 
  4. Kang, H. S., Kim, S. Y., Kim, J. H., Kim, E. S., Choi, H. G., Lim, H., Kim, J. H., Park, H. Y., Kim, N. Y., Hong, S., Choi, K. C., & Kwon, M. J. (2022). Association between Migraines and Prior Proton Pump Inhibitor Use: A Nested Case-Control Study Using a National Health Screening Cohort. Pharmaceuticals (Basel, Switzerland), 15(11), 1385. https://doi.org/10.3390/ph15111385  
  5. Shen, Z., Bian, Y., Huang, Y., Zhou, W., Chen, H., Zhou, X., & Li, L. (2024). Migraine and gastroesophageal reflux disease: Disentangling the complex connection with depression as a mediator. PloS one, 19(7), e0304370. https://doi.org/10.1371/journal.pone.0304370 
  6. Slavin, M., Frankenfeld, C. L., Guirguis, A. B., & Seng, E. K. (2024). Use of Acid-Suppression Therapy and Odds of Migraine and Severe Headache in the National Health and Nutrition Examination Survey. Neurology. Clinical practice, 14(3), e200302. https://doi.org/10.1212/CPJ.0000000000200302 
  7. U.S. National Library of Medicine. (n.d.). 10 common migraine triggers and how to cope with them | NIH MedlinePlus Magazine. MedlinePlus. https://magazine.medlineplus.gov/article/10-common-migraine-triggers-and-how-to-cope-with-them 

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