Mefenamic Acid Oral Capsule 250Mg Drug Medication Dosage Information
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Mefenamic Acid: Oral capsule (250mg)

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Mefenamic Acid 250mg Capsule
Prasco Laboratories
Pill Identification: LOGO FHPC 400 PONSTEL 
Drug Image file default-drug-image.png
Mefenamic Acid 250mg Capsule
Drug Image file DrugItem_14570.JPG
Mefenamic 250mg Capsule
Paddock Laboratories Inc, a Perrigo Family
Pill Identification: PAD 195 

What is this Medicine?

MEFENAMIC ACID (me fe NAM ik AS id) is a non-steroidal anti-inflammatory drug (NSAID). It is used to reduce swelling and to treat pain. This medicine may be used to treat osteoarthritis and rheumatoid arthritis. It is also used to treat painful menstrual periods.

Similar Brand Name Drugs : Ponstel: Oral capsule (250mg)
CVS Pharmacy Patient Statistics for Mefenamic Acid: Oral capsule(250mg)
Generic vs. Brand Name Usage*
*Brand contains same active ingredient but may not represent FDA-approved generic equivalent
Usage By Strength
In-Depth Information
Select a Medication

Mefenamic Acid 250mg Capsule

NDC: 669930070
  • Prescription Required
  • Not a Controlled Drug
    (CSA Schedule)
  • FDA Approved




FDA approved for the following conditions:
Dysmenorrhea, Mild Pain, Moderate Pain

Sometimes used for but not FDA approved for the following conditions:
Migraine, Migraine Prophylaxis

Storage Information
Store between 68 to 77 degrees F, excursions permitted 59 to 86 degrees F
Mefenamic Acid 250mg Capsule
Drug Image file DrugItem_14316.JPG
Prasco Laboratories
Pill Identification: LOGO FHPC 400 PONSTEL 
Shape: capsule
Color: yellow

Reported Side Effects for Mefenamic Acid 250mg Capsule

Conjunctivitis Incidence:
<1.0%*
Severity: MODERATE
Onset: DELAYED
Inflamed Brain Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Abnormal Heart Rhythm Incidence:
<1.0%*
Severity: SEVERE
Onset: EARLY
Causing To Be Hungry Incidence:
<1.0%*
Severity: MILD
Onset: DELAYED
Anaphylactoid Reactions Incidence:
<1.0%*
Severity: SEVERE
Onset: RAPID
Inflamed Blood Vessels Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Decreased Breathing Incidence:
<1.0%*
Severity: MODERATE
Onset: RAPID
Inflamed Pancreas Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Heart Attack Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Increased Blood Sugar Incidence:
<1.0%*
Severity: MODERATE
Onset: DELAYED
Lyell'S Syndrome Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Pancytopenia Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Rapid Heart Rate Incidence:
<1.0%*
Severity: MODERATE
Onset: EARLY
Enlarged Lymph Nodes Incidence:
<1.0%*
Severity: MODERATE
Onset: DELAYED
Liver Failure Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Deafness Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Hallucinations Incidence:
<1.0%*
Severity: MODERATE
Onset: EARLY
Belching Incidence:
<1.0%*
Severity: MILD
Onset: EARLY
Low Blood Pressure Incidence:
<1.0%*
Severity: MODERATE
Onset: RAPID
Hemolytic Anemia Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Exfoliative Dermatitis Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Erythema Multiforme Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Shortness Of Breath Incidence:
<1.0%*
Severity: MODERATE
Onset: EARLY
Coma Incidence:
<1.0%*
Severity: SEVERE
Onset: EARLY
Aplastic Anemia Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Decreased Appetite Incidence:
<1.0%*
Severity: MILD
Onset: DELAYED
Angioedema Incidence:
<1.0%*
Severity: SEVERE
Onset: RAPID
No White Blood Cells Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Hives Incidence:
<1.0%*
Severity: MILD
Onset: RAPID
Stevens-Johnson Syndrome Incidence:
<1.0%*
Severity: SEVERE
Onset: DELAYED
Upset Stomach Incidence:
1.0-10.0%*
Severity: MILD
Onset: EARLY
Anemia Incidence:
1.0-10.0%*
Severity: MODERATE
Onset: DELAYED
Hole In Intestines Incidence:
1.0-10.0%*
Severity: SEVERE
Onset: DELAYED
Intestinal Bleeding Incidence:
1.0-10.0%*
Severity: SEVERE
Onset: DELAYED
Skin Rash Incidence:
1.0-10.0%*
Severity: MILD
Onset: EARLY
Lightheadedness Incidence:
1.0-10.0%*
Severity: MILD
Onset: EARLY
Constipation Incidence:
1.0-10.0%*
Severity: MODERATE
Onset: DELAYED
Itching Incidence:
1.0-10.0%*
Severity: MILD
Onset: RAPID
Stomach Ulcer Incidence:
1.0-10.0%*
Severity: SEVERE
Onset: DELAYED
Stomach Pain Incidence:
1.0-10.0%*
Severity: MILD
Onset: EARLY
Loose Stools Incidence:
1.0-10.0%*
Severity: MILD
Onset: EARLY
Elevated Hepatic Enzymes Incidence:
1.0-10.0%*
Severity: MODERATE
Onset: DELAYED
Upset Stomach Incidence:
1.0-10.0%*
Severity: MILD
Onset: EARLY
Heartburn Incidence:
1.0-10.0%*
Severity: MILD
Onset: EARLY
Swelling Incidence:
1.0-10.0%*
Severity: MODERATE
Onset: DELAYED
Headache Incidence:
1.0-10.0%*
Severity: MILD
Onset: EARLY
Ringing In Ears Incidence:
1.0-10.0%*
Severity: MILD
Onset: DELAYED
Vomiting Incidence:
1.0-10.0%*
Severity: MILD
Onset: EARLY
Gas Incidence:
1.0-10.0%*
Severity: MILD
Onset: EARLY
*This is an approximate aggregated range of reported side effects from clinical studies performed on this drug. Your experience with this drug may be different.
Daily Life Interactions for Mefenamic Acid 250mg Capsule

Elements of your daily lifestyle may have an effect on the medications you are taking. Drug interactions can result in unwanted side effects, reduce the effectiveness of your medicine or possibly increase the action of a particular medicine.

Major Lifestyle Interaction
Alcohol and Mefenamic Acid 250mg Capsule(Mefenamic Acid)
Alcohol and Nonsteroidal antiinflammatory drugs (systemic)(Mefenamic Acid)
Side effects from this drug may get worse if you drink alcohol-containing drinks. If you have persistent stomach upset, vomit blood or what looks like coffee grounds, or have black, tarry stools, contact your health care provider immediately. It is best to limit or avoid alcohol containing drinks while taking this drug, even with short term use. Many non-prescription products for headaches, pain, arthritis, or sinus pain contain drugs that may cause stomach problems along with alcohol; closely read labels before taking any medicines with alcohol-containing drinks.
Moderate Lifestyle Interaction
Tobacco and Mefenamic Acid 250mg Capsule(Mefenamic Acid)
Tobacco and Nonsteroidal antiinflammatory drugs (systemic)(Mefenamic Acid)
Side effects from Nonsteroidal anti-inflammatory drugs may get worse if you use tobacco-containing products such as cigarettes. If you have persistent stomach upset, vomit blood or what looks like coffee grounds, or have black, tarry stools, contact your health care provider immediately. Many non-prescription products contain NSAIDs; closely read labels before taking any medicines. Eye or Skin products containing NSAIDs should not interact with tobacco.
Moderate Lifestyle Interaction
Marijuana and Mefenamic Acid 250mg Capsule(Mefenamic Acid)
Marijuana and Nonsteroidal antiinflammatory drugs (systemic)(Mefenamic Acid)
Although an interaction is possible, these drugs may be used together. In therory, the actions of Marijuana, Medical may be decreased if you take Nonsteroidal Antiinflammatory Drugs (NSAIDs). However, the importance of this interaction is not known. Patients receiving this drug combination may notice decreased euphoria and heart rate.
Pregnancy & Lactation Information
FIRST Trimester

Class C - Animal studies have shown an adverse effect and there are no adequate and well-controlled studies in pregnant women. OR No animal studies have been conducted and there are no adequate and well-controlled studies in pregnant women.

SECOND Trimester

Class C - Animal studies have shown an adverse effect and there are no adequate and well-controlled studies in pregnant women. OR No animal studies have been conducted and there are no adequate and well-controlled studies in pregnant women.

THIRD Trimester

Class C - Animal studies have shown an adverse effect and there are no adequate and well-controlled studies in pregnant women. OR No animal studies have been conducted and there are no adequate and well-controlled studies in pregnant women.

Lactation

Caution - Not enough information is available to rule out harm to infants when this drug is taken by nursing mothers.


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