MEFENAMIC ACID (Oral) (Capsule)

Questions | Reviews ***~

why mefenamic acid 500mg converted from nonprescription drugs to prescription drugs

why mefenamic acid 500mg converted from nonprescription drugs to prescription drugs?
by maria in phippines, 08/08/2006

can you drink alcohol whilst takin mefenamic tablets?

I am currently taking 500g mefenamic tablets 3 times a day. I was wondering if you can drink alcohol whilst takin these tablets. It would be much appreciated if you could get back to me as soon as possible with an answer to my question. Thank you Stac...
by stacey in england, 08/07/2006

MEFENAMIC ACID (Oral) (Capsule) Drug and Prescription Information

MEFENAMIC ACID (Oral) (Capsule)

MEFENAMIC ACID (Oral) (Capsule) Medication Classification


MEFENAMIC ACID (Oral) (Capsule) Brandname


MEFENAMIC ACID (Oral) (Capsule) is used for the Treatment

Mefenamic Acid (me-fe-NAM-ik AS-id) Used for short periods to relieve different types of pain, including menstrual pain.Belongs to a class of drugs called non-steroidal anti-inflammatory drugs (NSAIDs).

When To Not Use MEFENAMIC ACID (Oral) (Capsule)

You should not use this medicine if you have had an allergic reaction to mefenamic acid, aspirin, or other pain and arthritis medicines, such as Motrin®, Aleve® or Naprosyn®, Indocin®, or Clinoril®. The reaction may have included wheezing or trouble breathing, hives, rash, or swelling in the face.

How Should You Use MEFENAMIC ACID (Oral) (Capsule)


  • Your doctor will tell you how much to take and how often.
  • Take your tablets with a full glass of water.
  • If the medicine upsets your stomach, take it with food, milk, or antacids (such as Maalox® or Mylanta®).
  • If a dose is missed:
  • Take the missed dose as soon as possible.
  • If it is almost time for your next regular dose, wait until then to take your medicine and skip the missed dose.
  • You should not use two doses at the same time.

Proper MEFENAMIC ACID (Oral) (Capsule) Storage

Store MEFENAMIC ACID (Oral) (Capsule) at room temperature away from sunlight and moisture unless otherwise stated by manufacturer's instructions or labelling. Keep MEFENAMIC ACID (Oral) (Capsule) and all medications out of the reach of children.

What To Avoid While Using MEFENAMIC ACID (Oral) (Capsule)

Ask your doctor or pharmacist before using any other medicine, including over-the-counter medicines, vitamins, and herbal products.

  • You should not use this medicine with aspirin or products that contain aspirin, naproxen (Aleve®), or ibuprofen (Advil® or Motrin®).
  • Avoid drinking alcohol while you are taking this medicine.
  • Make sure your doctor knows if you are taking Coumadin®.

MEFENAMIC ACID (Oral) (Capsule) Warnings

  • Talk with your doctor before taking this medicine if you are pregnant, breastfeeding, or have heart disease, high blood pressure, liver or kidney disease, blood disorders, or ulcers or other stomach problems.
  • You should not use mefenamic acid for more than 7 days unless your doctor tells you to.
  • Ulcers and stomach bleeding are sometimes caused by this type of medicine. These problems can happen without warning signs. You may need to see your doctor for regular check-ups while you are taking this medicine.

MEFENAMIC ACID (Oral) (Capsule) Side Effects

Call your doctor right away if you notice any of these side effects:

  • Rash or hives
  • Swelling of face or around eyes
  • Chest tightness or trouble breathing
  • Sore throat or fever
  • Unusual bleeding or bruising
  • Yellowing of skin or eyes
  • Decreased amount of urine
  • Severe stomach pain or bloody vomit
  • Bloody or black tarry stools
  • Diarrhea
  • If you notice these less serious side effects, talk with your doctor:
  • Nausea
  • Stomach pain
  • Heartburn
  • Drowsiness or dizziness
  • Blurred vision
  • Weight gain or retaining water

MEFENAMIC ACID (Oral) (Capsule) Ratings

Overall Rating:



(based on 3 reviews)



Ease of Use:


Overall Satisfaction:




MEFENAMIC ACID (Oral) (Capsule)

Effectiveness: *****

Ease of Use: *****

Overall Satisfaction: *****


Fatima, London - 07/23/2013

I am taking 250g of mefenamic Acid prescribed by my doctor indefinitely will this affect my kidneys or liver otherwise this medication thank god has made me feel better bleeding but I do get tired re side effects slightly otherwise with my Warferin........tired at time after all these drugs mentioned are heavy anyway is that correct.