Product image of Naproxen Sodium Leidapharm (Naproxen Sodium) supplied by GNH India

Naproxen Sodium Leidapharm

Active Ingredient:
Naproxen Sodium
Origin:
EU

Naproxen Sodium Leidapharm (Naproxen Sodium)

Naproxen Sodium, the active ingredient in Naproxen Sodium Leidapharm, is a nonsteroidal anti-inflammatory drug (NSAID) presented as an oral tablet for oral use. It is employed to relieve mild to moderate pain, reduce inflammation, and lower fever in adult patients.

GNH India supplies Naproxen Sodium Leidapharm as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide with a focus on quality assurance, regulatory compliance and reliable distribution. Our network ensures timely delivery to diverse healthcare settings across Europe, Asia, Africa and the Americas.

Manufacturer / TM Owner

Leidapharm B.V.

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Indications & Clinical Uses

Naproxen Sodium is an NSAID that alleviates pain and inflammation in several musculoskeletal and systemic conditions.

  • Mild to moderate pain: provides analgesia by reducing inflammatory mediators, improving comfort in acute or chronic pain states.
  • Osteoarthritis: decreases joint inflammation and pain, helping improve mobility and function.
  • Rheumatoid arthritis: reduces synovial inflammation and pain, supporting disease‑related symptom control.
  • Dysmenorrhea: alleviates menstrual cramps through inhibition of prostaglandin synthesis.
  • Fever: lowers elevated body temperature by acting on central thermoregulatory pathways.

How It Works

  • Naproxen Sodium exerts its effect by non‑selectively inhibiting cyclooxygenase‑1 (COX‑1) and cyclooxygenase‑2 (COX‑2) enzymes. This blockade reduces the conversion of arachidonic acid to prostaglandins and thromboxanes, leading to decreased synthesis of inflammatory mediators responsible for pain, swelling, and fever. The drug also diminishes peripheral sensitization of nociceptors, contributing to analgesic action. Its systemic distribution allows it to act at sites of inflammation throughout the body.

Side Effects

Naproxen Sodium 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.
  • Skin rash: mild erythema or itching.

Serious or Rare Side Effects

  • Gastrointestinal bleeding: ulceration or hemorrhage requiring medical attention.
  • Cardiovascular events: increased risk of myocardial infarction or stroke.
  • Renal impairment: sudden decrease in kidney function or fluid retention.

Precautions & Warnings

When prescribing Naproxen Sodium, clinicians should consider several safety measures to minimize risk.

  • Assess gastrointestinal risk: evaluate history of ulcers, bleeding or concurrent NSAID use.
  • Evaluate cardiovascular history: consider existing heart disease or stroke risk.
  • Monitor renal function: check baseline creatinine and adjust in renal impairment.
  • Use lowest effective dose: limit duration to the shortest period needed for symptom control.
  • Avoid in known hypersensitivity: discontinue if allergic reactions occur.
  • Store at room temperature: keep in the original container, protect from moisture and heat.

Avoid Interactions

Naproxen Sodium can interact with other medicines, altering efficacy or safety.

Major Interactions (Avoid)

  • Anticoagulants (e.g., warfarin): increased risk of serious bleeding.
  • Selective serotonin reuptake inhibitors (SSRIs): heightened gastrointestinal bleeding risk.
  • Lithium: NSAIDs may raise lithium serum concentrations.

Moderate Interactions (Monitor Closely)

  • ACE inhibitors or ARBs: may reduce renal perfusion, especially in volume‑depleted patients.
  • Diuretics: combined use can impair kidney function.

Frequently Asked Questions

Naproxen Sodium Leidapharm is used to treat mild to moderate pain, reduce inflammation in conditions such as osteoarthritis and rheumatoid arthritis, relieve menstrual cramps (dysmenorrhea), and lower fever. It belongs to the NSAID class and works by inhibiting prostaglandin synthesis.

Naproxen sodium works by non‑selectively blocking the cyclooxygenase‑1 and cyclooxygenase‑2 enzymes. This inhibition reduces the conversion of arachidonic acid into prostaglandins and thromboxanes, which are key mediators of pain, inflammation, and fever, thereby providing symptomatic relief.

The appropriate dose of Naproxen Sodium Leidapharm 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 on their own.

Safety of naproxen sodium in pregnancy or while breastfeeding has not been definitively established. It should only be used if the potential benefit justifies the potential risk to the fetus or infant, and this decision must be made by a qualified healthcare provider.

To order, submit an enquiry on the product page at gnhindia.com, specifying the required quantity. GNH India supplies hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.

Both naproxen sodium and ibuprofen are NSAIDs that inhibit COX enzymes, but naproxen generally has a longer half‑life, allowing less frequent dosing. Ibuprofen may have a slightly faster onset, while naproxen may provide more sustained pain control. Choice depends on clinical judgment, patient tolerance and specific therapeutic goals.

Store the product at room temperature, below 25 °C, in the original packaging. Keep it away from moisture, direct sunlight, and excessive heat to maintain stability and potency throughout its shelf life.

The medication is taken orally, usually with a full glass of water. It can be taken with or without food, although taking it with food may reduce gastrointestinal discomfort. Patients should swallow tablets whole and not crush or chew them unless instructed otherwise.

Serious risks include gastrointestinal bleeding or ulceration, increased cardiovascular events such as heart attack or stroke, and renal impairment that may lead to reduced kidney function. Patients should be monitored for signs of these complications, especially if they have pre‑existing risk factors.

Individuals with a known hypersensitivity to naproxen or other NSAIDs, those with active gastrointestinal ulcers or bleeding, severe heart failure, uncontrolled hypertension, or significant renal or hepatic impairment should avoid using this medication. Consultation with a healthcare professional is essential before starting therapy.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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