Learn more about H2s vs. Each person should speak to their healthcare provider about what treatment option may be right for them for their individual condition or needs. Famotidine works by decreasing the amount of acid the stomach produces. It blocks the histamine receptors that trigger stomach acid production, thereby decreasing the amount of acid the stomach produces and providing lasting relief. It can be taken whenever you have unexpected heartburn. Do not take more than 2 tablets in 24 hours.
Do not crush tablets. Swallow whole with a glass of water. Do not chew. H2 blockers decrease the production of new stomach acid by blocking the histamine receptors that trigger stomach acid production, thereby providing lasting relief. Calcium carbonate and magnesium hydroxide are the salt forms of elemental or base calcium and magnesium.
The rationale for this warning is that trouble swallowing may indicate a more severe underlying disease state than just heartburn alone. It is recommended that if you have trouble swallowing, you should consult your physician before using this product.
Gluten or gluten-containing grains are not ingredients in the product. However, we do not currently test our final products for gluten, and we cannot confirm that the product or any ingredients in the product are free of gluten. H2 blockers are not as effective as proton pump inhibitors. They are most effective at controlling n What should I know before taking an H2 blocker?
If you have impaired liver function or phenylketonuria PKU , an H2 blocker may not be a good option Do H2 blockers interact with other medications? If you are taking any of the following drugs, cimetidine can lead to side effects and should be avoi What are H2 blockers? These drugs are often used to treat similar conditions. Famotidine works by blocking the histamine 2 H2 receptor in your stomach. This receptor helps release acid in your stomach. By blocking this receptor, this drug lowers the amount of acid released in your stomach.
The more common adult side effects for this drug are slightly different from the more common side effects for children. If these effects are mild, they may go away within a few days or a couple of weeks. Call your doctor right away if you have serious side effects.
Serious side effects and their symptoms can include the following:. Disclaimer: Our goal is to provide you with the most relevant and current information. However, because drugs affect each person differently, we cannot guarantee that this information includes all possible side effects. This information is not a substitute for medical advice. Always discuss possible side effects with a healthcare provider who knows your medical history. Famotidine oral tablet can interact with other medications, vitamins, or herbs you may be taking.
An interaction is when a substance changes the way a drug works. This can be harmful or prevent the drug from working well. To help avoid interactions, your doctor should manage all of your medications carefully. However, because drugs interact differently in each person, we cannot guarantee that this information includes all possible interactions. Always speak with your healthcare provider about possible interactions with all prescription drugs, vitamins, herbs and supplements, and over-the-counter drugs that you are taking.
If you have an allergic reaction, call your doctor or local poison control center right away. If your symptoms are severe, call or go to the nearest emergency room. Taking it again could be fatal cause death. For people with moderate or severe kidney disease: If you have kidney problems, you may not be able to clear this drug from your body.
This may increase the levels of this drug in your body. The increased levels may cause more side effects, such as confusion and an irregular heart rhythm called QT prolongation. For pregnant women: Famotidine is a category B pregnancy drug. That means two things:. Animal studies do not always predict the way humans would respond. Therefore, this drug should only be used in pregnancy if clearly needed. For women who are breastfeeding: Famotidine may pass into breast milk and may cause side effects in a child who is breastfed.
Talk to your doctor if you breastfeed your child. You may need to decide whether to stop breastfeeding or stop taking this medication. For seniors: The kidneys of older adults may not work as well as they used to.
This can cause your body to process drugs more slowly. As a result, more of a drug stays in your body for a longer time.
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