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Mefenamic Acid

Mefenamic Acid

What is Mefenamic Acid used for?

See also Warning section. Mefenamic acid is used for the short-term relief of mild to moderate pain from various conditions such as headache, dental pain, menstrual cramps, and muscle aches. Mefenamic acid is known as a nonsteroidal anti-inflammatory drug (NSAID). It works by blocking your body's production of certain natural substances that cause inflammation. This effect helps to decrease swelling, pain, or fever.

CHEMICAL NAME

Mefenamic Acid

DRUG TYPE

Pain/Inflammation
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Mefenamic Acid Frequently Asked Questions

Nonsteroidal anti-inflammatory drugs (including mefenamic acid) may rarely increase the risk of a heart attack or stroke. This effect can happen at any time while taking this drug but is more likely if you take it for a long time. The risk may be greater in older adults or if you have heart disease or increased risk for heart disease (for example, due to smoking, family history of heart disease, or conditions such as high blood pressure or diabetes). Do not take this drug right before or after heart bypass surgery (CABG).

Also, this drug may rarely cause serious (rarely fatal) bleeding from the stomach or intestines. This effect can occur without warning symptoms at any time while taking this drug. Older adults may be at higher risk for this effect.

Stop taking mefenamic acid and get medical help right away if you notice any of these rare but serious side effects: stomach/abdominal pain that doesn't go away, black/tarry stools, vomit that looks like coffee grounds, chest/jaw/left arm pain, shortness of breath, unusual sweating, confusion, weakness on one side of the body, trouble speaking, sudden vision changes.

Talk to your doctor or pharmacist about the benefits and risks of taking this drug.

IMPORTANT: HOW TO USE THIS INFORMATION: This is a summary and does NOT have all possible information about this product. This information does not assure that this product is safe, effective, or appropriate for you. This information is not individual medical advice and does not substitute for the advice of your health care professional. Always ask your health care professional for complete information about this product and your specific health needs.

Mefenamic Acid Dosage and Form Information

Capsule
250 Mg