Mobenac

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Medically reviewed

Marina Burgos

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 Mobenac

Quick Facts: Mobenac Overview

Property Description
Active Ingredient Aceclofenac
Form Oral Film-Coated Tablet
Pharmacological Class Non-Steroidal Anti-Inflammatory Drug (NSAID)
General Purpose Modulating chronic inflammatory discomfort
Origin Synthetic Compound

What Kind of Medicine is Mobenac?

Mobenac is a prescription-only brand belonging to the pharmacological class of non-steroidal anti-inflammatory drugs (NSAIDs). Its active component is Aceclofenac, a substance that is chemically related to diclofenac but was developed as an analog with the intention of improving gastrointestinal tolerability. Unlike general over-the-counter pain relievers, Mobenac is utilized under the direction of a physician for the targeted, sustained management of specific chronic conditions.

Pharmacological studies have clinically recognized Aceclofenac for its anti-inflammatory and analgesic properties. This means the medicine is medically proven to help manage discomfort and reduce swelling associated with certain physical issues, such as those affecting the joints.

Mobenac’s Composition and Form

The core of Mobenac is the active ingredient, Aceclofenac, which is a synthetically derived compound. It is most commonly manufactured as an oral film-coated tablet designed for systemic administration, meaning it is absorbed through the digestive tract to circulate and work throughout the body. The specific formulation of the tablet is optimized for a consistent release of the ingredient, a factor crucial for effective, long-term therapeutic management.

What side effects are possible with Mobenac?

Possible Side Effects and Safety Information

Official regulatory documentation organizes the safety profile of Mobenac (Aceclofenac) by the frequency and the System-Organ Class (SOC) of the reported adverse reactions.

Frequency-Classified Adverse Reactions

The most frequently reported effects, classified as Common in official labeling, primarily involve the gastrointestinal system, and include dyspepsia, abdominal pain, nausea, and diarrhea. Dizziness and increases in hepatic enzyme levels are also classified as Common. Effects classified as Uncommon include flatulence, gastritis, constipation, and various skin reactions such as rash, pruritus, and dermatitis. Rare effects include anaemia, visual disturbance, and anaphylactic reactions, which encompass shock.

Classification Examples (Organ Class)
Common Dyspepsia, Abdominal Pain (Gastrointestinal); Dizziness (Nervous)
Uncommon Flatulence, Vomiting (Gastrointestinal); Rash, Urticaria (Skin)
Rare Anaphylactic Reactions (Immune System); Visual Disturbance (Eye)

Serious Adverse Reactions and Class Effects

Mobenac, as an NSAID, is associated with a recognized class risk of serious cardiovascular thrombotic events, including myocardial infarction and stroke. The label also documents the risk of severe gastrointestinal ulceration, bleeding, and perforation, which can be fatal. Very rare, but severe, mucocutaneous reactions like Stevens-Johnson syndrome and Toxic Epidermal Necrolysis have been reported.

Safety Considerations for Specific Populations

Official prescribing information notes that Older Adults have an increased frequency of adverse reactions, particularly serious gastrointestinal bleeding. Use is contraindicated during the third trimester of pregnancy. Caution is advised for patients with pre-existing hepatic or renal impairment. The medication is officially not recommended for the paediatric population due to insufficient data. Cardiovascular risks are explicitly noted to increase with higher dosage and prolonged duration of exposure.

Overdose and Emergency Response

Overdose and when to seek help

The official regulatory profile for Mobenac (Aceclofenac) overdose outlines a spectrum of documented acute manifestations. Lower-severity symptoms commonly include gastrointestinal effects such as nausea, vomiting, epigastric pain, and in some cases, gastrointestinal irritation or bleeding. Central Nervous System (CNS) effects documented range from headache, dizziness, and drowsiness to excitation, fainting, and occasional convulsions. Tinnitus and low blood pressure (hypotension) are also officially noted as signs of acute toxicity.

The severe and life-threatening outcomes formally described in regulatory documents include the risk of acute renal failure, liver damage, coma, and respiratory depression. Immediate medical attention must be sought if an overdose is suspected, especially when manifestations progress to these severe or life-threatening states. This action is mandated by regulatory authorities due to the seriousness of potential outcomes.

The management approach, as stated in official labeling, is entirely supportive and symptomatic, given that there is no known specific antidote for Aceclofenac overdose. Documented procedural interventions may involve the use of activated charcoal or gastric lavage, considered for ingestion within the first hour of a potentially toxic amount. Close hospital monitoring of both renal function and liver function is a mandatory requirement to assess and manage the risk of severe organ damage.

Therapeutic Uses of Mobenac

What Mobenac Treats: Main Uses and Benefits

Mobenac is commonly used across therapeutic domains where additional symptomatic support is needed for adult patients experiencing symptoms related to physical discomfort and chronic inflammatory states. The medication is used to help manage the pain and inflammation associated with specific chronic joint conditions. It primarily addresses symptom clusters that interfere with daily functioning, generally seeking to ease the symptom load and may assist with maintaining functional stability.

It is generally considered relevant for conditions such as Osteoarthritis, Rheumatoid Arthritis, and Ankylosing Spondylitis. Furthermore, it is applied in addressing regional inflammatory issues, including extra-articular rheumatism and low back pain. This application is relevant for easing the overall symptom load during phases when symptoms become more noticeable.


Quick Fact: Relief for Pain, Swelling, and Stiffness

Mobenac is applied in addressing key symptom clusters that often occur together: pain, joint swelling, and functional stiffness. It is used to help manage symptoms related to inflammatory or irritative states. By helping to manage physical discomfort, Mobenac may assist with maintaining functional stability and supports general well-being during symptomatic phases.

Eligibility and Restrictions for Use

Mobenac (an NSAID, Nonsteroidal Anti-inflammatory Drug) is generally prescribed for pain and inflammation in conditions like arthritis. However, its use is contraindicated (should not be used) in several specific patient groups due to the risk of serious complications.


Who Should NOT Use Mobenac

Patient Condition Reason for Restriction
Allergy to NSAIDs/Aspirin Risk of severe allergic reactions (e.g., asthma, hives).
Recent Heart Surgery (CABG) Increased risk of heart attack and stroke, especially before and after coronary artery bypass graft (CABG) surgery.
Active GI Ulcers or Bleeding Increased risk of severe gastrointestinal bleeding, perforation, or ulcers.
Severe Kidney or Liver Impairment Risk of worsening function; dosage adjustment is often necessary even with moderate issues.
Late-Stage Pregnancy Risk of harm to the fetus and complications during delivery, particularly from the 20th week onward.

Use with Caution

Patients with a history of heart attack, stroke, high blood pressure, fluid retention, or existing but non-severe liver/kidney issues should use Mobenac with extreme caution and under close medical supervision. It's crucial to inform a healthcare professional about all pre-existing conditions and current medications before starting treatment.

What should I know about interactions with other medicines?

Mobenac Interactions with other medicines and products

Mobenac (which contains the active ingredient Diclofenac) can interact with several medicinal products and substance classes, as documented in official regulatory labeling. These interactions primarily involve effects on renal function, electrolyte balance, or increased risk of bleeding and gastrointestinal harm.


Product Class / Specific Medicine Interaction Constraint / Requirement
Anticoagulants (e.g., Warfarin) and Antiplatelets (e.g., Aspirin) Increased risk of serious bleeding; co-administration requires close monitoring.
Other NSAIDs and Corticosteroids Concomitant use is not recommended due to heightened risk of gastrointestinal adverse effects, including ulceration or bleeding.
Diuretics and Antihypertensives (e.g., ACE Inhibitors, ARBs, Beta-blockers) Diminished antihypertensive or diuretic effect; the combination may lead to impaired kidney function, especially in volume-depleted or elderly patients.
Digoxin, Methotrexate, Lithium, Ciclosporin, Tacrolimus Co-administration is expected to increase the plasma concentration and potential toxicity of these medicines; monitoring or dose adjustment is required.
Potassium-sparing Diuretics and Ciclosporin Increased risk of hyperkalemia (high potassium levels); serum potassium should be monitored.
Selective Serotonin Reuptake Inhibitors (SSRIs) Co-administration increases the risk of gastrointestinal bleeding.

The structure of the official interaction profile mandates precautions across several therapeutic categories. It explicitly restricts combining Mobenac with other non-steroidal anti-inflammatory drugs or corticosteroids due to overlapping gastrointestinal risk. Furthermore, use with anticoagulants, antiplatelets, and SSRIs requires strict clinical monitoring due to a significantly increased risk of hemorrhage. The documented impact on renal prostaglandins also necessitates monitoring for patients taking medicines for blood pressure or heart failure due to potential loss of therapeutic control or decline in kidney function.

Mechanism of Action

Mechanism of Action: Mobenac

Targeted Inhibition of Inflammatory Prostaglandin Synthesis

Mobenac exerts its primary mechanism as a preferential inhibitor of the Cyclooxygenase-2 ( COX-2) enzyme. By binding to this enzyme, the drug directly limits the conversion of the arachidonic acid substrate into pro-inflammatory prostaglandins (e.g., PGE2) at peripheral sites. This molecular action modifies the initial stages of the inflammatory cascade, resulting in an alteration of physiological response dynamics. The downstream consequence of this mechanism is the modification of nociceptive signal transmission and a limitation of localized fluid extravasation.


Modulation of Tissue-Level Degradation Processes

Mobenac also engages a distinct, non-prostaglandin mechanism that influences the integrity of connective tissues. This action involves the suppression of key inflammatory mediators, such as Interleukin-1 beta ( IL-1beta), which in turn inhibits the activity of destructive enzymes like Matrix Metalloproteinases ( MMPs). This cascade influences the regulation of tissue turnover, resulting in a physiological effect that influences the ratio of matrix synthesis to enzymatic degradation.

Dosage and Administration Information

Dosing and Administration

The medicine is applied topically to the skin. It must only be used by adults and should be applied to clean, dry, and intact skin. The dose and frequency must be followed exactly as prescribed to ensure proper use.

Procedural Element Standard Procedural Instruction (Topical Solution)
Route Cutaneous (to the skin of the affected knee)
Dosing Two pump actuations on the affected knee
Frequency Twice daily (e.g., morning and evening)
Preparation The pump must be primed (actuated and discarded) before the first use.
Missed Dose Resume treatment with the next dose at the regularly scheduled time. Do not apply a double dose.

Special Procedural Conditions

Adhering to specific post-application steps is important for correct use:

  • Application: Dispense the prescribed amount onto the knee or into the hand and spread it evenly around the entire area (front, back, and sides) of the affected knee.
  • Hygiene: Immediately and completely wash and dry your hands after administering the product, unless your hands are the treated joint.
  • Contact/Covering: Avoid showering or bathing for at least 30 minutes after application. Do not cover the treated knee with clothing, bandages, or external heat until the area is entirely dry. Until dry, avoid skin-to-skin contact between the treated area and other people.
  • Environment: Protect the treated knee from both natural and artificial sunlight.

Recent Clinical Evidence

Recent Clinical Evidence Summary

Clinical studies on Mobenac (an investigational anti-inflammatory compound) primarily focus on its potential application in managing symptoms associated with various types of arthritis, including osteoarthritis (OA) and rheumatoid arthritis (RA). The available evidence base is centered on evaluating its effects on key patient-reported outcomes such as joint pain and physical function, typically measured against a placebo or a standard-of-care comparator.

Findings in Osteoarthritis (OA)

In randomized controlled trials (RCTs) involving patients with moderate to severe OA of the knee or hip, Mobenac demonstrated an association with reduced average pain scores when compared to placebo groups over a treatment period of several weeks. Observations related to physical function, often assessed using standardized indices like the WOMAC Physical Function subscale, suggest that participants receiving the compound experienced improvement in the ability to perform certain daily activities. However, the extent and durability of these observed effects require further long-term investigation.

Findings in Rheumatoid Arthritis (RA)

Studies exploring Mobenac's use in moderate to severe RA typically involve participants who had an insufficient response to prior treatments. In these trials, the compound was evaluated for its influence on disease activity markers, such as the American College of Rheumatology (ACR) response criteria. Initial short-term data suggest a greater proportion of participants treated with Mobenac achieved an ACR20 response (indicating at least a 20% improvement in specific RA measures) compared to those receiving placebo. Research also monitors radiographic progression of joint damage, though conclusive evidence regarding long-term structural modification is often limited in early phase studies.

Note on Interpretation: Research evidence indicates observed changes in patient-reported outcomes. These findings do not constitute clinical guidance or a guarantee of therapeutic results. Patient responses to the compound may vary based on individual disease characteristics and other factors.

Frequently Asked Questions (FAQ)

Common questions about Mobenac (FAQ)

Q: Is Mobenac a type of painkiller?

A: Mobenac is classified as a Non-Steroidal Anti-Inflammatory Drug (NSAID). Official product information describes its mechanism as acting at the molecular level to modify the body's inflammatory process, which includes altering the transmission of pain signals. Therefore, its action addresses inflammation and pain associated with conditions like arthritis.

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

A: Research and official documents indicate that Mobenac helps in the management of symptoms such as joint pain and reduced function in conditions like arthritis. Its mechanism of action is also described as influencing the disease process by suppressing certain inflammatory mediators and enzymes, such as IL-1beta and MMPs, which are linked to tissue-level degradation.

Q: Are there any common reasons why people might stop using Mobenac?

A: The most frequently reported effects, such as stomach upset (dyspepsia), abdominal pain, and dizziness, are among the known adverse reactions that may lead to discontinuation in some patients. Official safety information classifies these effects by frequency to help describe general expectations.

Q: Can Mobenac be taken with or without food?

A: Mobenac is prescribed as a topical solution that is applied to the skin, typically on the affected knee, not swallowed. Concerns regarding food and meal times are generally not applicable because the medicine is not taken orally.

Q: Are there any specific drinks or foods I should avoid while taking Mobenac?

A: Since Mobenac is applied directly to the skin, official product information does not document any specific food or drink restrictions related to the topical use of this medicine. Dietary intake is generally not a factor for medicines applied topically.

Q: Are the side effects of Mobenac usually mild or severe?

A: Official safety documents classify reported effects by frequency. The most common effects are generally mild, often related to the gastrointestinal system, such as stomach pain. However, like all medicines in this class, Mobenac is associated with a recognized class risk of serious events, including cardiovascular issues and severe gastrointestinal bleeding.

Q: What types of over-the-counter medicines have a known interaction with Mobenac?

A: Official drug information advises caution when Mobenac is used concurrently with certain over-the-counter (OTC) medicines. This specifically includes other NSAIDs and certain antiplatelets, such as aspirin, as co-administration presents an increased risk of gastrointestinal adverse effects.

Q: Can women who are pregnant or breastfeeding use Mobenac?

A: Official prescribing information states that use of Mobenac is contraindicated (not allowed) during the third trimester of pregnancy. Safety information for use during the first two trimesters and while breastfeeding is not provided in a general FAQ and requires consultation with a healthcare provider.

Q: Does Mobenac cause drowsiness that could affect driving?

A: Dizziness is listed as a common reported effect in official safety documents. Dizziness or other central nervous system effects reported could potentially impact the ability to perform tasks that require alertness, such as driving or operating machinery.

Q: What is the meaning of the warning box (Black Box Warning) associated with Mobenac?

A: Official labeling for this medicine includes serious warnings, commonly referred to as a Boxed Warning for NSAIDs. These warnings highlight the recognized class risks of potentially fatal serious cardiovascular thrombotic events (like heart attack and stroke) and severe gastrointestinal ulceration, bleeding, and perforation.

Q: Can Mobenac be split or crushed?

A: Mobenac is a topical solution dispensed via a pump actuation and is intended for application on the skin. This formulation is a liquid preparation and not a solid oral dosage form, so the question of splitting or crushing does not apply.

Q: Does Mobenac have any known effects on heart rhythm?

A: Official safety information for this class of medicine emphasizes the risk of serious cardiovascular thrombotic events. Specific effects on heart rhythm are not the primary focus of these warnings, which center on events like heart attack and stroke.

Q: Are there any known differences in how Mobenac works based on age or gender?

A: Official information explicitly notes that older adults have an increased frequency of adverse reactions, particularly serious gastrointestinal bleeding. The mechanism of action is generally described as consistent across the population, but age is a key factor in safety and caution levels.

Q: Can Mobenac be used if I have a history of ulcers?

A: Mobenac is associated with the class risk of serious gastrointestinal (GI) adverse effects, including ulceration and bleeding. Due to this recognized risk, official safety information indicates that caution or close monitoring is necessary for patients with a pre-existing history of GI harm, including ulcers.

Q: What is the half-life of Mobenac?

A: The half-life refers to the time it takes for half of the medicine to be cleared from the bloodstream. For the oral formulation of the active ingredient (Aceclofenac), regulatory documents state that the plasma-elimination half-life is approximately 4 hours.

Q: Does Mobenac have any known interactions with alcohol?

A: Regulatory guidance for this class of medicine indicates that concurrent use with alcohol may increase the risk of severe irritation and gastrointestinal bleeding. This is due to the combined potential for adverse effects on the stomach and digestive tract.

Q: How long is Mobenac typically prescribed for?

A: Regulatory guidance for this class of medicine suggests it should be used at the lowest effective dose for the shortest duration necessary to manage symptoms. The precise duration of use aligns with the regulatory principle of using the lowest effective dose for the shortest period required to manage symptoms.

Q: Are there different strengths or dosage forms of Mobenac available?

A: The active ingredient (Diclofenac/Aceclofenac) is widely available in many formulations and strengths. This includes the topical solution, gels, and various oral tablet forms (such as immediate-release and extended-release), depending on the specific product and regional approval.

Q: Does Mobenac need to be stored in a special way?

A: Official product information for the oral formulation recommends that the medicine be stored at a temperature that does not exceed 30°C. Patients should always follow the storage instructions printed on the medicine's container or packaging.

Q: Can Mobenac affect my ability to sleep?

A: Adverse reactions listed in the central nervous system category, such as drowsiness and headache, are described in official documents. The documented central nervous system effects, such as drowsiness, may indirectly impact a person's sleep pattern.

Q: What should I do if I think I'm experiencing a rare side effect of Mobenac?

A: Official patient safety information requires seeking immediate medical attention for any suspected rare or serious adverse reactions. Reporting side effects to the national regulatory body is also an established procedure for monitoring drug safety surveillance.

Q: How do I know if the Mobenac I have is expired?

A: The expiration date is required to be printed on the medicine's container or external packaging, such as the box, bottle, or tube. It is important that the medicine is not used past this date.

Q: Are there generic versions of Mobenac available?

A: Generic versions containing the active ingredient (Diclofenac/Aceclofenac) have been approved and are available for many different formulations, subject to local regulatory clearance and distribution.

Q: What should I do if I accidentally took too much Mobenac?

A: Official patient safety guidelines instruct immediate contact with a Poison Control Center or the seeking of emergency medical attention in the event of an overdose.

Q: Can Mobenac be prescribed by any type of doctor?

A: Mobenac is classified as a prescription-only medicine ( Rx). This means it must be prescribed and dispensed by a licensed healthcare provider who is authorized to manage and prescribe medications.

Q: What is the general difference between the immediate-release and extended-release forms of Mobenac?

A: The primary difference is the release speed of the medicine in the body. Immediate-release ( IR) forms deliver the active ingredient quickly and often require multiple doses per day, while extended-release ( CR) forms release the medicine slowly, allowing for less frequent dosing, typically once a day.

Q: How should Mobenac be disposed of if I don't need it anymore?

A: Official regulatory agencies provide guidelines for the safe disposal of medicines. Patients should follow any specific instructions provided in the medicine’s guide or refer to general drug disposal recommendations from the FDA or their local government authority.

Q: Does Mobenac affect mood or mental clarity?

A: Official safety data lists reported adverse reactions that affect the central nervous system, such as dizziness and headache. While these effects are not explicitly described as mood changes, they are neurological effects that could potentially impact mental clarity and function.

How should Mobenac be stored and disposed of?

Storage Conditions

Mobenac (aceclofenac) tablets must be stored according to regulatory requirements to preserve product quality. The mandatory storage environment is typically below 30 C. Furthermore, the tablets must be protected from both light and moisture and kept in a dry place. The medication must be kept in its original package to ensure the necessary environmental protection and maintain stability until the labeled shelf-life.

Child Safety

As a mandatory safety precaution, Mobenac must be stored out of the sight and reach of children.

Disposal Instructions

Any unused or expired Mobenac tablets must be disposed of strictly in accordance with local requirements. Official instructions advise against discarding medicines via wastewater or household waste to protect the environment, urging consultation with a pharmacist or local waste authority for proper collection procedures.

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

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