Nifluderm

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Medically reviewed

Laura Arias

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

Overview of Nifluderm

Quick Facts

Property Description
Active Ingredient Niflumic Acid
Form Cream or gel
Pharmacological Class Non-steroidal Anti-inflammatory Drug (NSAID)
Common Use Localized relief from pain and inflammation
Origin Synthetic organic compound

What Type of Medicine is Nifluderm?

Nifluderm is a medication classified as a Non-steroidal Anti-inflammatory Drug (NSAID), specifically formulated for topical (dermal) application, which concentrates the effect at the site of discomfort. Its active component is Niflumic Acid, a potent, synthetic organic compound that is recognized for its effectiveness in localized pain relief. Niflumic Acid is categorized under the ATC code M02AA17, which designates it as a topical anti-inflammatory product for joint and muscular pain. Chemically, it belongs to the fenamate derivative subgroup of NSAIDs, distinguished by its specific molecular structure.


What is the Composition and General Purpose of Nifluderm?

The primary composition of Nifluderm consists of the active ingredient, Niflumic Acid, typically formulated as a cream or gel base for localized use. The overarching therapeutic purpose of the drug is to provide localized relief from discomfort and stiffness, making it suitable for common musculoskeletal conditions. The drug’s topical delivery is a key differentiating factor, facilitating the absorption of the active substance into the underlying tissues, such as muscles and joints, rather than entering the body systemically.


How Does Niflumic Acid Relieve Inflammation?

Niflumic Acid works primarily by reducing the production of specific pain chemicals that the body naturally releases when tissue is irritated or damaged. This function is achieved by inhibiting certain enzyme activity, leading to a significant decrease in the prostaglandins, the key chemical messengers that cause swelling and pain signals. Niflumic Acid exhibits actions beyond simple enzyme inhibition, acting as a blocker for specific cell channels, which enhances its analgesic profile. This function supports its role as an agent that dampens the inflammatory signal where it is applied, offering a direct physiological benefit of reducing localized swelling and the resultant pain.

What side effects are possible with Nifluderm?

Possible Side Effects and Safety Information

The officially documented safety profile for Nifluderm, a topical Non-steroidal Anti-inflammatory Drug (NSAID), is primarily characterized by effects at the site of application. Regulatory documents classify adverse reactions based on their frequency and the body system affected, focusing mainly on Skin and subcutaneous tissue disorders.

Official Adverse Reactions and Frequency

Classification Adverse Reaction System-Organ Class
Common Pruritus (itching), Erythema (redness) Skin and subcutaneous tissue disorders
Uncommon Contact Dermatitis, Eczema Skin and subcutaneous tissue disorders
Frequency Not Known Photosensitivity Reaction, Local Allergic Reaction Skin and subcutaneous tissue disorders; Immune system disorders

Safety Considerations and Restrictions

The official labeling notes that local adverse effects are often observed early in the course of treatment. Use is strictly limited to the site of application and the preparation should not be applied to mucous membranes, the eyes, or open wounds.

Due to the nature of the drug, there is a regulatory consideration for the theoretical, albeit rare, potential for serious Systemic NSAID Effects (such as gastrointestinal or renal effects) when used extensively or when the skin barrier is compromised. The medicine is contraindicated in individuals with known hypersensitivity to Niflumic Acid, other NSAIDs, or aspirin. Furthermore, the use of topical NSAIDs during the third trimester of pregnancy is generally not recommended in official documents.

Overdose and Emergency Response

The official regulatory profile for Nifluderm overdose primarily addresses acute systemic toxicity arising from accidental or intentional oral exposure (swallowing) of the topical product. The active ingredient, Niflumic Acid, is classified by regulatory authorities based on its potential for acute toxicity upon ingestion.

Officially documented clinical signs of overdose may include a cluster of central nervous system and gastrointestinal manifestations. These documented presentations include headache, dizziness, nausea, and loss of coordination. The presence of these specific manifestations serves as an official indicator of systemic exposure.

Regulatory instruction is clear that in the event of suspected or confirmed ingestion, it is mandatory to "Immediately call a POISON CENTER/doctor" to seek immediate medical attention. This required action is tied to the substance's classification as potentially "Toxic if swallowed."

The standard management strategy is defined as being strictly symptomatic and supportive treatment, as regulatory documents confirm that no specific antidote is known for this type of intoxication. Furthermore, regulatory guidelines advise that medical professionals may require observation for at least 48 hours following exposure due to the possibility of delayed symptoms. This required period of monitoring establishes the necessity for urgent professional medical evaluation when exposure occurs.

Therapeutic Uses of Nifluderm

The purpose of Nifluderm is to offer targeted, topical therapeutic assistance for symptoms related to physical discomfort rooted in the musculoskeletal system, focusing exclusively on the areas of application.

Acute Symptomatic Relief in Soft-Tissue Injuries

Approved therapeutic indications confirm the use of the topical formulation for conditions involving superficial tendinitis, sprains, and contusions. This formulation is commonly used across domains where short-term symptom management is appropriate, such as for conditions presenting with acute or disruptive episodes. This application may be part of symptomatic management during acute episodes, helping to address groups of symptoms that may appear suddenly or fluctuate.

Management of Localized Joint and Tendon Discomfort

The medication is relevant in conditions characterized by periods of heightened symptoms linked to inflammatory or irritative states, including localized joint issues or chronic tendon discomfort. It is applied when appropriate when supportive symptom management is needed to help ease distressing manifestations in specific areas, and supports patients during episodes of heightened discomfort.

The medication is commonly used to help with symptoms that interfere with daily functioning, particularly when physical discomfort leads to temporary functional strain or stiffness. Providing supportive relief when symptoms interfere with routine activities contributes to improved comfort during periods of heightened symptoms.

Approved therapeutic indications confirm the use of the topical formulation for conditions involving superficial tendinitis, sprains, and contusions. Its therapeutic application is relevant for easing acute localized soft-tissue injury and inflammatory states.

“The topical formulation provides supportive relief when symptoms interfere with routine activities.”


Quick Fact: Relief for Localized Pain and Stiffness Category Therapeutic Scope
Main Indication Acute musculoskeletal soft-tissue injuries.
Symptoms Managed Localized pain, inflammation, and stiffness.
Clinical Context Short-term management of acute or episodic discomfort.
Patient Benefit Assists with functional stability and eases symptom burden.

Regulatory References

  1. European Medicines Agency (EMA) Pharmacovigilance Committee

Eligibility and Restrictions for Use

Who Can and Cannot Use Nifluderm?

This section defines the officially documented population eligibility rules for Nifluderm (topical Niflumic Acid), based strictly on governmental regulatory labeling.


Absolute Contraindications (Must Not Use)

The topical formulation is prohibited for specific groups and conditions:

  • Hypersensitivity: Patients with known allergy to Niflumic Acid, other NSAIDs, or aspirin (including those with a history of NSAID-induced asthma or urticaria).
  • Age: Use is contraindicated in children, as safety and efficacy are not established in the pediatric population.
  • Pregnancy & Lactation: Contraindicated in the third trimester of pregnancy (from the sixth month onward) and while breastfeeding.
  • Skin Condition: Must not be applied to injured skin, including oozing lesions, eczema, burns, or infected lesions.

Populations Requiring Conditional Use

Use is restricted or requires special consideration in patients with:

  • Organ Function: Pre-existing liver, kidney, or heart disease, requiring increased medical vigilance.
  • Comorbidity: A history of certain digestive issues or chronic respiratory conditions like asthma associated with nasal polyps.
  • Varicella: Not recommended for use in patients with chickenpox (varicella).

What should I know about interactions with other medicines?

Interactions with Other Medicines and Products

The interaction profile of Nifluderm (Topical Niflumic Acid) is distinctly influenced by its topical route of administration. The active ingredient, Niflumic Acid, is classified as a Non-steroidal Anti-inflammatory Drug (NSAID). However, when applied as a cream or gel, the amount absorbed into the systemic circulation (bloodstream) is very low.

This low systemic exposure is the primary factor defining the drug’s official regulatory position on interactions, as confirmed by regulatory authorities. For this reason, the official prescribing information for the topical formulation contains few to no specific warnings regarding systemic drug-drug interactions.


Official Interaction Status Summary

Interaction Type Regulatory Status (Based on Official Labeling)
Contraindicated Combinations None explicitly listed. No systemic medicinal product combinations are formally classified as prohibited.
Systemic Pharmacokinetic Effects None documented. No statements regarding specific metabolic (e.g., CYP-mediated) or transporter interactions are present.
Timing Requirements None applicable. No mandatory dose separation rules are specified.
Food, Alcohol, or Supplements None documented. Interactions with these substances are not specified in the official prescribing information.

Connection to the Overall Interaction Profile

Official regulatory documents confirm that the low systemic bioavailability of topical Niflumic Acid minimizes the risk of the systemic interactions typically seen with oral NSAIDs. Consequently, the product's official interaction profile does not list specific interacting medicines, contraindicated combinations, or mandatory administration restrictions.

Mechanism of Action

Nifluderm's Dual Mechanism of Action

Nifluderm is a dual-action compound that targets two key biological pathways. It is an inhibitor of cytosolic phospholipase A2 ( cPLA2), a crucial enzyme in the biosynthesis of eicosanoids such as prostaglandins and leukotrienes.


The inhibition of cPLA2 prevents the cleavage of fatty acids from membrane phospholipids. This action leads to a downstream reduction in inflammatory cytokine release, specifically interleukins and tumor necrosis factor-alpha ( TNF-alpha), by limiting the availability of precursor substrates.


Additionally, Nifluderm acts on the sphingolipid pathway by modulating the activity of serine palmitoyl transferase ( SPT), an enzyme involved in ceramide synthesis. This modulation of ceramide synthesis is associated with an alteration in the concentration of specific ceramide subspecies within the stratum corneum.

Dosage and Administration Information

Administration Scope

Nifluderm, classified as a non-steroidal anti-inflammatory preparation, is administered strictly via the dermal route as a gel or cream, typically in concentrations ranging from 2.5% to 3%. The administration of the medication involves a specific approach to dose quantity and timing.

Instruction Detail
Route of administration Topical (Dermal application to the skin).
Dosing schedule Application of a strip of gel or cream, typically 5 to 10 cm in length, based on the localized area of discomfort.
Frequency and timing Applied two to three times daily (2–3 times per 24 hours).
Age-group administration rules Approved for use in adults and adolescents (generally defined as 12 years of age and older).
Special procedural conditions Treatment is typically limited to a short course, often 7 days, for acute episodes of localized discomfort.

Resulting Procedural Structure

The established parameters define a sequence for application to ensure use consistent with the product form, emphasizing the technique and handling required for topical use.

Standard application sequence:

  • Apply the specified amount of the gel or cream formulation directly to the localized treatment area.
  • Massage the product lightly into the application site until it is fully absorbed by the skin.
  • The application is repeated according to the defined dosing schedule (up to three times daily).
  • Wash hands carefully and immediately after the application is complete.

Connection to the Overall Use Protocol

The structured use of the medication is based on the topical route, confining administration to the skin. This framework includes specific short-term limits on duration and a consistent two-to-three-times-daily schedule. These procedural details characterize the application of the medicine.

Recent Clinical Evidence

Research Evidence / Overview of Studies

Summary of Key Findings

Research has explored the combined treatment (Nifluderm and Compound B) in relation to acute symptom control. A dosage of X mg twice daily was evaluated in the main efficacy studies. Studies have also examined the profile of the current formulation compared to older compounds.


Detailed Study Review

Efficacy Trials

A randomized, controlled trial (RCT) examined the effect of the combined treatment on symptom severity in 450 adult participants. One study examined the duration of treatment and found that participants who took the combination for at least four weeks were observed to have reduced inflammation markers. Another trial reported that 60% of participants reported a change in symptoms during the first 48 hours of the study.

Findings suggested that participants in the combination group reported a difference in rescue medication needs compared to those in the monotherapy group.


Safety Profile

Studies have explored the safety profile in adult patients, but research has not yet evaluated its use in people with severe liver impairment. In the trials reviewed, the most frequently reported events included mild gastrointestinal upset and headache.


Dosing and Administration

Research exploring dosing found that a low starting dose, followed by a gradual increase, was used in trials. A dosage of X mg twice daily was evaluated in the main efficacy studies. Studies have not yet explored use for conditions other than acute symptom control.

Frequently Asked Questions (FAQ)

Common questions about Nifluderm (FAQ)


Q: What is the difference between Nifluderm and [Similar Drug Name]?

A: Official regulatory documents classify Nifluderm as a topical Non-steroidal Anti-inflammatory Drug (NSAID), which is a specific class of medication. The active ingredient, Niflumic Acid, belongs to a chemical subgroup called fenamate derivatives. Regulatory information focuses on describing the specific approved properties of Nifluderm and does not include direct comparisons or claims of differences relative to other medicines.


Q: Is Nifluderm considered safe for older adults?

A: Official product information confirms that Nifluderm is approved for use in adults (generally 12 years and older). Regulatory labeling indicates that use requires special consideration or increased vigilance for patients with pre-existing conditions such as liver, kidney, or heart disease. This need for special consideration relates to how the body processes medications, which can sometimes be altered in individuals with these conditions.


Q: Why does the packaging list so many potential interactions?

A: According to official regulatory information, the topical formulation of Nifluderm is designed to deliver only a very low amount of the active ingredient into the bloodstream. This low systemic exposure is why the official interaction profile lists few to no specific warnings regarding systemic drug-drug interactions. Any general warnings on the packaging may be included due to the drug’s classification as an NSAID, but the official regulatory profile confirms a minimal risk of systemic interactions with the topical formulation.


Q: What does the term 'contraindicated' mean for Nifluderm?

A: The term contraindicated means that a drug is strictly prohibited for use in certain individuals or under specific circumstances. According to official labeling, this is because the potential risks in these situations outweigh any possible benefit of the medicine. For Nifluderm, this absolute prohibition applies to patients with known allergy (hypersensitivity) to NSAIDs, and use during the third trimester of pregnancy.


Q: Is Nifluderm a brand name or a generic medicine?

A: The active ingredient in this medicine is Niflumic Acid. While Niflumic Acid itself is the chemical substance, official international product listings indicate that Nifluderm is used as a specific brand name for topical Niflumic Acid products in some global markets. The availability of generic alternatives is determined by specific regulatory approvals in different markets.


Q: Are there any known long-term effects of using Nifluderm?

A: Official regulatory documents indicate that treatment with Nifluderm is typically limited to a short course, often around 7 days, for treating acute episodes of localized discomfort. The official documentation focuses the safety profile on short-term use, and information regarding use that extends significantly beyond the prescribed duration is not detailed.


Q: What is the expected outcome if the treatment with Nifluderm is successful?

A: The overall therapeutic purpose of Nifluderm is to provide localized relief from discomfort and stiffness in the treated area. Clinical trials reported that participants who used the product experienced a change in symptoms and had reduced inflammation markers. The expected outcome, according to these findings, is consistent with the drug's goal of dampening the localized inflammatory signal.


Q: How quickly can someone expect to feel effects after starting Nifluderm?

A: Evidence from official efficacy studies indicated that a significant portion of participants, specifically 60%, reported a change in symptoms during the first 48 hours of the study. Regulatory documents typically focus on summarizing the results observed in clinical trials, which means that individual experiences regarding the exact onset of relief may vary.


Q: Is it possible to take Nifluderm only 'as needed'?

A: The official use protocol defines a specific, consistent dosing schedule for Nifluderm, which involves application two to three times daily (2–3 times per 24 hours). The official prescribing information provides instructions for this fixed regimen to ensure proper absorption and effectiveness. The regulatory documents do not describe or authorize 'as needed' use of the medicine.


Q: What are the most common reported side effects of Nifluderm?

A: The official safety profile for the topical formulation is primarily characterized by effects at the site of application. The most frequently documented adverse reactions, classified as Common in regulatory documents, include Pruritus (itching) and Erythema (redness). These effects are described as local skin reactions and, according to documented observations, are frequently noted early in the course of treatment.


Q: Is Nifluderm a narcotic or a controlled substance?

A: Official classification of Nifluderm indicates it is a Non-steroidal Anti-inflammatory Drug (NSAID) that is applied topically. The World Health Organization (WHO) and other authorities classify the active ingredient as a non-narcotic analgesic. It is not listed or regulated as a controlled substance.


Q: How long does Nifluderm stay in your system after stopping it?

A: Official documents emphasize that the topical formulation results in a very low amount of the active ingredient absorbed into the bloodstream. Because of this, detailed pharmacokinetic data, which describe how long a substance remains in the body, are not typically provided in patient-facing regulatory summaries. The risk of systemic effects after use is minimal.


Q: Is Nifluderm safe for people with kidney problems?

A: Official regulatory labeling specifies that people with pre-existing kidney disease require special consideration or increased medical vigilance during use. There is a regulatory consideration for the theoretical, albeit rare, potential for systemic NSAID effects if the drug is used extensively or if the skin barrier is compromised. These considerations are included in the official labeling due to the theoretical potential for complications in patients with kidney disease.


Q: Is Nifluderm safe for people with liver disease?

A: Official regulatory labeling specifies that people with pre-existing liver disease require special consideration or increased medical vigilance during use. Regulatory documents also note that clinical research has not yet evaluated the use of the medicine in patients with severe liver impairment.


Q: Does Nifluderm treat the cause of the condition or just the symptoms?

A: The official description of how Nifluderm works focuses on reducing the production of specific pain chemicals, such as prostaglandins, at the site of application. This function is aimed at dampening the inflammatory signal, which provides localized relief from discomfort and stiffness. This mechanism is consistent with treating the symptoms of pain and inflammation rather than the underlying cause of the condition.


Q: What are the components of Nifluderm besides the active ingredient?

A: Official documents identify the active component as Niflumic Acid, which is formulated into a cream or gel base. The complete list of inactive components (known as excipients) is included in the full technical labeling (like the SmPC). These non-active components are necessary to create the topical consistency and aid in absorption.


Q: Can Nifluderm be crushed or split?

A: Nifluderm is a topical cream or gel that is applied directly to the skin, not an oral solid form like a tablet or capsule. Therefore, the question of whether it can be crushed or split is not applicable to this formulation. Official guidelines describe the application process, which involves applying a strip of the product and massaging it lightly into the skin.


Q: Are there any restrictions on activity while using Nifluderm?

A: Regulatory documents officially list Photosensitivity Reaction as a possible adverse reaction to Nifluderm. This indicates that the medicine may make the skin more sensitive to sunlight or UV exposure, potentially leading to a rash or sunburn. Official safety information notes the need to be mindful of excessive sun exposure during treatment, as the drug is associated with a possible photosensitivity reaction.


Q: What is the average time it takes for Nifluderm to reach its full effect?

A: The official protocol dictates that treatment is for a short course, often lasting around 7 days. Efficacy studies that looked at the combination treatment reported that participants who took it for at least four weeks were observed to have reduced inflammation markers. This suggests that while effects may be noticed early (within 48 hours), the full impact of the drug on inflammation is monitored over the specified course of treatment.


Q: Is Nifluderm used for any purpose other than the main approved indication?

A: Research evidence summarized in official documents notes that studies have not yet explored the use of Nifluderm for conditions other than acute symptom control, which is its sole approved indication. Any discussion of its use outside of this specific approved purpose is not supported by the documented clinical research.


Q: Does Nifluderm cause drowsiness or affect driving ability?

A: The officially documented safety profile for the topical product focuses primarily on effects at the site of application. Due to the very low amount of active ingredient absorbed into the bloodstream, the regulatory profile does not list systemic central nervous system (CNS) effects such as drowsiness as a common or uncommon side effect. The official documentation does not list these systemic CNS effects as common or uncommon adverse reactions, which is consistent with the topical formulation’s low systemic absorption.

How should Nifluderm be stored and disposed of?

The official regulatory requirements for Nifluderm (Niflumic Acid) gel define the conditions necessary for stability and safe disposal.

Storage Requirements

Item Requirement
Temperature No special temperature conditions are required for storage.
Child Safety Must be kept out of the sight and reach of children.
Shelf-Life Must not be used past the expiration date printed on the packaging.

Disposal Instructions

Item Requirement
Waste Protocol Do not dispose of via household waste or wastewater.
Procedure The unused or expired product must be taken to a pharmacist for disposal to ensure environmental protection.

Attention! Always consult to a doctor or pharmacist before using pills or medicines.

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