GNH USA

Europe — EMA

Mefac

GNH USA supplies Mefac (Mefenamic Acid), a nonsteroidal anti‑inflammatory drug for mild to moderate pain and menstrual discomfort. Request a quote for supply.

Mefenamic Acid

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What is Mefenamic Acid?

Mefenamic acid, the active ingredient in Mefac, is a nonsteroidal anti‑inflammatory drug presented as an oral tablet for systemic use. It is employed to relieve mild to moderate pain, including menstrual pain, and to reduce inflammation in various acute conditions.

GNH USA supplies Mefac as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to European Union quality standards and provides regulatory‑approved batches for global distribution. This ensures consistent potency and safety across markets.

What is Mefenamic Acid used for?

Mefac, a nonsteroidal anti‑inflammatory drug, is indicated for several pain‑related and inflammatory conditions.

- Mild to moderate pain: provides analgesic relief for acute musculoskeletal discomfort. - Dysmenorrhea (menstrual pain): reduces uterine cramping and associated pain. - Inflammatory conditions: alleviates swelling and pain in acute inflammatory states such as sprains.

What are the side effects of Mefenamic Acid?

Mefac may cause a range of adverse reactions, varying from mild to serious.

Common Side Effects: - Gastrointestinal discomfort: nausea, dyspepsia, or abdominal pain. - Headache: mild to moderate intensity. - Dizziness or vertigo. - Skin rash or pruritus. - Elevated liver enzymes. - Diarrhoea: loose stools. - Peripheral oedema: mild swelling of lower limbs.

Serious or Rare Side Effects: - Peptic ulcer disease or gastrointestinal bleeding. - Severe hypersensitivity reactions, including Stevens‑Johnson syndrome. - Renal impairment or acute kidney injury. - Hepatotoxicity with jaundice. - Anaphylaxis or life‑threatening allergic response.

What precautions apply to Mefenamic Acid?

Before prescribing Mefac, clinicians should consider several safety precautions to minimise risk.

- Assess gastrointestinal risk: avoid use in patients with active ulcers or a history of GI bleeding. - Monitor renal function: use cautiously in those with impaired kidney function. - Evaluate hepatic status: avoid in severe liver disease. - Caution in cardiovascular disease: NSAIDs may increase thrombotic risk. - Avoid concomitant use with other NSAIDs or anticoagulants unless medically justified. - Store at ambient temperature: keep in original container, protect from moisture and direct sunlight.

What does Mefenamic Acid interact with?

Mefac can interact with several medicines, altering efficacy or safety.

Major Interactions (Avoid): - Anticoagulants (e.g., warfarin): increased bleeding risk. - Other NSAIDs or aspirin: heightened gastrointestinal toxicity. - Selective serotonin reuptake inhibitors (SSRIs): additive bleeding potential.

Moderate Interactions (Monitor Closely): - ACE inhibitors or diuretics: may reduce renal perfusion. - Lithium: NSAIDs can raise lithium serum levels. - Methotrexate: reduced clearance leading to toxicity. - Corticosteroids: increased risk of ulceration.

Frequently asked questions

What is Mefac used for?+
Mefac contains mefenamic acid, an NSAID that is prescribed to treat mild to moderate pain, including musculoskeletal aches, dental pain, and menstrual cramps (dysmenorrhea). It is also used to reduce inflammation in acute inflammatory conditions such as sprains or soft‑tissue injuries.
How does mefenamic acid work?+
Mefenamic acid works by reversibly inhibiting the cyclooxygenase‑1 and cyclooxygenase‑2 enzymes, which are essential for converting arachidonic acid into prostaglandins. Lower prostaglandin levels reduce peripheral sensitisation of pain receptors and diminish inflammation, providing both analgesic and anti‑inflammatory effects.
What is the usual dose of Mefac?+
The appropriate dose of Mefac is determined by the prescribing healthcare professional based on the individual’s condition, age, weight, and response to therapy. Patients should follow the prescriber’s instructions and not adjust the dose without medical guidance.
Is Mefac safe during pregnancy or breastfeeding?+
Safety data for mefenamic acid in pregnancy and lactation are limited. It is generally advised to avoid use during the first trimester and to discuss potential risks with a healthcare provider. Breastfeeding mothers should also seek medical advice before using Mefac.
How do I order Mefac from GNH USA?+
To request Mefac, submit an enquiry on the product page at gnh-usa.com, specifying the required quantity. GNH USA works with hospitals, pharmacies, and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.
How does Mefac compare with other NSAIDs such as ibuprofen?+
Both Mefac (mefenamic acid) and ibuprofen belong to the NSAID class and share similar mechanisms of COX inhibition. Mefac is often chosen for its efficacy in dysmenorrhea, whereas ibuprofen is widely used for a broader range of pain types. Individual response, safety profile and physician preference guide the selection.
How should Mefac be stored and handled?+
Mefac should be stored at ambient temperature, preferably below 25 °C, in its original packaging to protect it from moisture and direct sunlight. Keep the product out of reach of children and avoid storing it in bathrooms or other humid environments.
How is Mefac administered?+
Mefac is taken orally, usually with a full glass of water. It may be taken with or without food, but taking it with food can help reduce gastrointestinal discomfort. Patients should swallow the tablet whole and not crush or chew it unless directed by a healthcare professional.
What are the most serious risks associated with Mefac?+
Serious risks include gastrointestinal bleeding or ulceration, severe hypersensitivity reactions such as Stevens‑Johnson syndrome, renal impairment, and hepatotoxicity. Patients should be monitored for signs of bleeding, rash, jaundice, or sudden changes in kidney function, and seek immediate medical attention if these occur.
Who should not use Mefac?+
Mefac is contraindicated in individuals with known hypersensitivity to mefenamic acid or other NSAIDs, active peptic ulcer disease, severe heart failure, uncontrolled hypertension, and those who have experienced serious gastrointestinal bleeding. It should also be avoided in patients with severe renal or hepatic impairment unless specifically directed by a physician.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.

Product details

Drug
Mefenamic Acid
Route
Oral Use
Manufacturer
Rowa Pharmaceuticals Limited
Origin
EU

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