Product image of Naprosyn (Naproxen) supplied by GNH India

Naprosyn

Active Ingredient:
Naproxen
Origin:
EU

Naprosyn (Naproxen)

Naproxen, the active ingredient in Naprosyn, is a nonsteroidal anti-inflammatory drug (NSAID) presented as an oral dosage form for oral use. It treats mild to moderate pain, inflammatory joint conditions such as osteoarthritis and rheumatoid arthritis, and dysmenorrhea in adults.

GNH India supplies Naprosyn as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides regulatory documentation for each batch. Its global distribution network ensures reliable delivery to diverse healthcare settings.

Manufacturer / TM Owner

Galenica Sa

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Indications & Clinical Uses

  • Naprosyn (naproxen) is an NSAID that reduces inflammation and pain in several musculoskeletal and gynecologic conditions.
  • Mild to moderate pain: provides analgesic relief for acute or chronic pain.
  • Osteoarthritis: decreases joint pain and improves mobility.
  • Rheumatoid arthritis: reduces inflammation and slows disease‑related joint damage.
  • Dysmenorrhea: alleviates menstrual cramps and associated discomfort.

How It Works

  • Naproxen exerts its effect by non‑selectively inhibiting cyclooxygenase‑1 (COX‑1) and cyclooxygenase‑2 (COX‑2) enzymes, which blocks the conversion of arachidonic acid to prostaglandins. The resulting decrease in prostaglandin synthesis diminishes inflammation, pain signaling, and fever generation. By limiting prostaglandin‑mediated vasodilation and sensitization of nociceptors, naproxen contributes to reduced edema and lowered peripheral sensitization. Its relatively long half‑life allows once‑ or twice‑daily dosing in many therapeutic regimens.

Side Effects

Naproxen may cause a range of adverse reactions, varying from mild to severe.

Common Side Effects

  • Gastrointestinal upset: dyspepsia, nausea, or abdominal discomfort.
  • Headache: mild to moderate intensity.
  • Dizziness or vertigo.
  • Skin rash or pruritus.
  • Mild elevation of liver enzymes.

Serious or Rare Side Effects

  • Gastrointestinal bleeding or ulcer perforation.
  • Cardiovascular events such as myocardial infarction or stroke.
  • Renal impairment or acute kidney injury.
  • Severe skin reactions including Stevens‑Johnson syndrome.
  • Hepatotoxicity with marked liver enzyme elevation.

Precautions & Warnings

  • When prescribing naproxen, clinicians should evaluate patient risk factors and follow safety guidelines.
  • Assess gastrointestinal risk: review history of ulcers or bleeding.
  • Monitor renal function: check serum creatinine and electrolytes periodically.
  • Avoid in patients with known hypersensitivity: discontinue if allergic reactions occur.
  • Use lowest effective dose: limit duration to the shortest period necessary.
  • Store at ambient temperature: keep in the original pack, protect from moisture.

Avoid Interactions

Naproxen can interact with several medicines, influencing efficacy or safety.

Major Interactions (Avoid)

  • Anticoagulants (e.g., warfarin): increased risk of serious bleeding.
  • Other NSAIDs or aspirin: additive gastrointestinal toxicity.
  • Selective serotonin reuptake inhibitors (SSRIs): heightened bleeding risk.

Moderate Interactions (Monitor Closely)

  • ACE inhibitors or ARBs: possible reduction in antihypertensive effect and renal function.
  • Methotrexate: decreased clearance leading to toxicity.
  • Lithium: increased serum lithium levels.

Frequently Asked Questions

Naprosyn contains naproxen, an NSAID that is commonly prescribed to relieve mild to moderate pain, reduce inflammation in osteoarthritis and rheumatoid arthritis, and treat menstrual cramps (dysmenorrhea). It is used in adults when a non‑opioid analgesic and anti‑inflammatory agent is appropriate.

Naproxen works by non‑selectively blocking the cyclooxygenase‑1 and cyclooxygenase‑2 enzymes, which are essential for converting arachidonic acid into prostaglandins. By lowering prostaglandin levels, the drug diminishes inflammation, pain signaling, and fever, providing symptomatic relief in the conditions for which it is indicated.

The specific dose of Naprosyn is determined by the prescribing healthcare professional based on the individual’s condition, severity of symptoms, age, renal function, and other clinical factors. Patients should follow the prescriber’s instructions and not adjust the dose without medical advice.

Safety data for naproxen in pregnancy and lactation are limited. It is generally advised to avoid NSAIDs, including naproxen, during the third trimester of pregnancy because of potential fetal cardiovascular effects. Breastfeeding mothers should consult a healthcare provider, as naproxen can be excreted in milk.

To order Naprosyn, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India supplies hospitals, pharmacies and procurement teams across international markets. After submission, the sales team will verify trade or institutional credentials and respond with pricing, availability, shipping details and any required import documentation.

Both naproxen (Naprosyn) and ibuprofen belong to the NSAID class and share similar mechanisms of COX inhibition. Naproxen has a longer half‑life, often allowing once‑ or twice‑daily dosing, whereas ibuprofen typically requires more frequent dosing. Individual response, gastrointestinal tolerance, and specific cardiovascular risk profiles guide the choice between them.

Store Naprosyn at ambient temperature, preferably below 25 °C. Keep the tablets in the original packaging to protect them from moisture and light. Do not store in bathrooms or near heat sources, and keep out of reach of children.

Naprosyn is taken orally, usually with a full glass of water. It can be taken with or without food, although taking it with food or milk may reduce gastrointestinal discomfort. Patients should swallow the tablet whole and avoid crushing or chewing it unless specifically instructed by a healthcare professional.

Serious risks include gastrointestinal bleeding or ulcer perforation, cardiovascular events such as heart attack or stroke, severe kidney injury, and rare but life‑threatening skin reactions like Stevens‑Johnson syndrome. Patients should seek immediate medical attention if they notice black stools, chest pain, sudden shortness of breath, severe rash, or unexplained swelling.

Naprosyn should be avoided in individuals with a known hypersensitivity to naproxen or other NSAIDs, those with active gastrointestinal ulcers or bleeding, severe heart failure, uncontrolled hypertension, and in the third trimester of pregnancy. Caution is also advised for patients with impaired renal or hepatic function, and it should be used only under medical supervision in the elderly.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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