Inflanox

Quick links to important sections

Inflanox

Treatment option:

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 Inflanox

What is Inflanox? (Overview)

To provide an immediate understanding of this medication, here are the key facts defining its identity:

Property Description
Active ingredient Naproxen and Piroxicam
Form Tablet, Capsule (Oral)
Pharmacological class Nonsteroidal Anti-Inflammatory Drug (NSAID)
Common use Relief of pain, inflammation, and fever
Origin Synthetic

Inflanox is a prescription-only (Rx) combination medication classified as a powerful Nonsteroidal Anti-Inflammatory Drug (NSAID). It is a synthetic product typically administered orally. The medication's dual-ingredient composition is a distinguishing factor, offering a comprehensive strategy for managing inflammatory symptoms that is recognized for its anti-inflammatory effects.

The Active Components: Naproxen and Piroxicam

The two active ingredients in Inflanox are Naproxen and Piroxicam. Both are established NSAIDs, but they belong to different chemical sub-classes, which contributes to the medication's enhanced therapeutic profile. Both components function as inhibitors of the cyclooxygenase (COX) enzyme system, a foundational mechanism for the NSAID class. This mechanism means the medicine helps ease discomfort by interrupting the body’s primary signaling pathway for pain and swelling. Naproxen's inclusion often targets pain relief, while Piroxicam is often noted for its potent and sustained anti-inflammatory action.

Pharmacological Class and General Purpose

Inflanox is firmly categorized as an NSAID. This classification ensures that its primary function is to provide anti-inflammatory, analgesic (pain-relieving), and antipyretic (fever-reducing) effects. The Anatomical Therapeutic Chemical (ATC) classification system recognizes that NSAIDs are widely used for the symptomatic relief of numerous conditions where inflammation is present. This confirms the drug's general therapeutic purpose is rooted in controlling pain and fever symptoms. A typical scenario for its use is to relieve general inflammatory pain and stiffness.

Regulatory References

  1. U.S. National Library of Medicine
  2. NIH MedlinePlus

What side effects are possible with Inflanox?

Inflanox, as a nonsteroidal anti-inflammatory drug (NSAID), carries a government-mandated Boxed Warning regarding the potential for serious adverse events affecting the cardiovascular and gastrointestinal systems.

Serious Warnings and Adverse Reactions

Cardiovascular Risks: Use may increase the risk of serious cardiovascular thrombotic events, including myocardial infarction (heart attack) and stroke, which can be fatal. This risk may occur early in treatment and may increase with the duration of use and dose level. Inflanox is contraindicated for the treatment of peri-operative pain in the setting of coronary artery bypass graft (CABG) surgery.

Gastrointestinal Risks: NSAIDs increase the risk of serious gastrointestinal adverse events, including bleeding, ulceration, and perforation of the stomach or intestines, which can also be fatal. These events can occur without warning, and the risk is higher in elderly patients and those with a prior history of ulcer disease or GI bleeding.

Other Safety Considerations

Common side effects observed in clinical trials include headache, dyspepsia (indigestion), abdominal pain, nausea, rash, ecchymosis (bruising), and edema (swelling).

Population and Organ Toxicity: Safety-related warnings also address risks such as hepatotoxicity (liver damage), renal toxicity (kidney damage), hypertension (high blood pressure), new or worsening heart failure, and anaphylactic or severe skin reactions (e.g., Stevens-Johnson Syndrome). Use is generally avoided in pregnant women starting at 30 weeks gestation due to the risk of premature closure of the fetal ductus arteriosus. Use of the lowest effective dose for the shortest duration necessary is recommended to minimize potential risks.

Overdose and Emergency Response

Documented Overdose Manifestations

The regulatory documentation for Inflanox (Naproxen and Piroxicam) defines the potential signs of an acute overdose. Exposure may present with clinical manifestations such as epigastric pain, nausea, vomiting, drowsiness, and headache. Severe, life-threatening outcomes are officially documented and include critical effects on the Central Nervous System (CNS), Gastrointestinal (GI) System, and Renal System. These severe outcomes can escalate to seizures, coma, pronounced hypotension, and potentially acute renal failure.

Mandated Emergency Response

For a suspected overdose, regulatory guidance uniformly requires immediate action. Individuals must seek immediate medical attention and contact a Poison Control Center immediately due to the potential for severe and rapidly progressing symptoms. The official profile confirms that no specific antidote is known for this NSAID combination toxicity. Management is therefore defined as symptomatic and supportive treatment. This may involve interventions like the administration of activated charcoal and continuous monitoring of vital signs and organ function in an emergency setting. Population-specific notes indicate an increased risk of seizures in pediatric patients and elevated complication risk for patients with pre-existing renal or hepatic impairment.

Therapeutic Uses of Inflanox

Inflanox is a prescription medication used to provide supportive symptomatic relief by addressing several domains where symptoms may create noticeable interference with daily stability. It is generally applied in clinical settings marked by heightened patient distress and where short-term symptomatic assistance is needed.


Managing Chronic and Acute Discomfort

The medication is considered relevant for managing conditions characterized by inflammatory or irritative processes, including long-term issues like Rheumatoid Arthritis, Osteoarthritis, and Ankylosing Spondylitis. It is also relevant for easing acute symptoms, such as Gout attacks, intense Dental Pain, Acute Musculoskeletal Disorders (like sprains), and severe Menstrual Cramps (Dysmenorrhea). It assists with managing the symptom cluster that includes sustained pain, swelling, and pronounced stiffness.

“It may offer supportive relief when symptoms interfere with routine activities and contributes to easing the overall symptom load during these moments of functional strain.”

In these contexts, it supports patients by contributing to improved day-to-day comfort and supports a sense of stability when symptoms are more noticeable. Additionally, it helps moderate the systemic symptom of Fever.

Quick Fact: Relief for Inflammation and Pain
Inflanox is applied across domains where additional symptomatic support is needed, primarily is applied in addressing the discomfort, swelling, and stiffness associated with chronic joint conditions and acute injuries.

Regulatory References

  1. NIH MedlinePlus overview of Naproxen's uses

Eligibility and Restrictions for Use

Eligibility for Inflanox

Inflanox (Naproxen/Piroxicam) eligibility is strictly defined by regulatory documents, allowing its use primarily in adults who do not have specific contraindications. Use is generally not established for children under two years of age.


Absolute Contraindications (Must Not Use)

Official labeling prohibits the use of Inflanox in populations with specific pre-existing conditions or life circumstances:

  • Patients with known hypersensitivity to Naproxen, Piroxicam, or any other Nonsteroidal Anti-Inflammatory Drug (NSAID), including a history of Aspirin-sensitive asthma.
  • Individuals in the setting of coronary artery bypass graft (CABG) surgery.
  • Patients with active gastrointestinal ulceration, bleeding, or perforation.
  • Patients with severe uncontrolled heart failure, advanced renal disease, or severe uncontrolled hypertension.
  • Pregnant women starting at 30 weeks gestation (third trimester).

Restricted and Conditional Use

Use is restricted or requires special caution in several populations:

Population Group Regulatory Status
Older Adults (Geriatric) Use requires the lowest effective dose for the shortest duration.
Hepatic or Renal Impairment Requires close monitoring; lower doses may be recommended.
Breastfeeding Women Use is not generally recommended or should be avoided.
Pregnant Women (20–30 weeks) Use should be limited due to potential risks.

What should I know about interactions with other medicines?

The official regulatory profile for Inflanox, a dual Nonsteroidal Anti-Inflammatory Drug (NSAID), addresses specific pharmacokinetic and pharmacodynamic interactions. These interactions define mandatory restrictions and requirements for co-administration.

Contraindicated Combinations

Co-administration with other NSAIDs or COX-2 selective inhibitors is strictly prohibited, as this combination significantly increases the documented risk of serious gastrointestinal adverse events. Use is also contraindicated for the treatment of peri-operative pain in the setting of Coronary Artery Bypass Graft (CABG) surgery.

Clinically Significant Interactions

Inflanox has a documented pharmacodynamic interaction that increases the risk of serious bleeding events when used concurrently with Anticoagulants (such as Warfarin), Antiplatelet Agents, and SSRIs/SNRIs. The active components can reduce the renal clearance of certain medicines, leading to increased plasma concentrations of drugs such as Lithium and Methotrexate.

Furthermore, the antihypertensive effect of Diuretics, ACE Inhibitors, and Angiotensin II Receptor Blockers may be diminished by the NSAID components. This is a clinically significant consideration, particularly in the elderly or volume-depleted patient populations.

Timing Requirements and Substance Restrictions

To mitigate potential interference with the antiplatelet effect of low-dose Aspirin, regulatory documents require the Naproxen component to be administered at least 8 hours before or 30 minutes after the immediate-release aspirin dose. Consumption of alcohol is documented to increase the risk of gastrointestinal bleeding.

Mechanism of Action

The mechanism of Inflanox involves the engagement and modulation of key biological pathways associated with prostanoid-mediated inflammation, nociceptive signaling, and thermoregulation. This action is rooted in a dual-component strategy: primary enzyme inhibition and complementary cellular stabilization.

The fundamental mechanism is the non-selective inhibition of the Cyclooxygenase (COX-1 and COX-2) enzymes. This action suppresses the initial, rate-limiting step in the Arachidonic Acid Cascade, thereby reducing the widespread biosynthesis of prostaglandins ( PGE2, PGI2) . This modification of lipid mediator signaling is responsible for the systemic effect of re-setting the hypothalamic thermoregulatory center and attenuating localized vascular permeability and edema.

By reducing prostaglandin levels, the drug directly alters the chemical environment of sensory nerve endings. This prevents the sensitization of peripheral pain fibers (nociceptors) to chemical stimuli, functionally elevating the action potential threshold. Furthermore, the combination utilizes a sustained inhibitory effect and non-enzyme-based mechanisms, including modulating neutrophil migration and stabilizing lysosomal membranes, which contributes to sustained modulation of the inflammatory cascade at a cellular level.

Dosage and Administration Information

How to Use Inflanox: Administration Guidelines

Inflanox is a prescription medication administered exclusively via the oral route (tablet, capsule, or suspension). Instructions for this combination NSAID follow the principle of using the lowest effective dosage for the shortest duration necessary to achieve the desired outcome.

Dosing and Frequency

The standard adult daily dose generally ranges from 500 mg to 1000 mg (Naproxen base equivalent) for chronic maintenance, typically divided and taken twice daily. For acute pain or conditions, a higher initial loading dose may be employed, followed by lower doses taken every 6 to 12 hours. The maximum recommended dose for chronic use usually does not exceed 1000 mg per day.

Administration Factor General Requirements
Timing in relation to food Should be taken with food or a full glass of water (8–12 oz) to help minimize potential gastrointestinal effects.
Special Handling Delayed-release or enteric-coated forms must be swallowed whole and must not be crushed, broken, or chewed to preserve the coating integrity.
Duration of Use Therapy should be limited to the shortest duration possible. Full therapeutic response for chronic issues may take two weeks or longer.

Population Adjustments

It is standard practice for a lower starting dose to be used for older adults and for patients with renal or hepatic impairment due to altered drug metabolism and excretion. Pediatric dosing, when indicated for specific conditions, is determined based on body weight.

Recent Clinical Evidence

Research evidence / Overview of studies for Inflanox

This section provides a transparent overview of the research that was conducted to explore the active components of Inflanox. The findings here describe group patterns observed in clinical research and do not constitute clinical or personal health advice.


Evidence for use in Chronic Inflammatory Arthritis

Research examined the active components of Inflanox for conditions like Rheumatoid Arthritis and Ankylosing Spondylitis. Studies primarily involved Randomized Controlled Trials (RCTs) and systematic reviews which examined adult patients. The research monitored outcomes related to physical discomfort, joint mobility, and overall systemic imbalance. However, long-term outcomes and the persistence of observed symptom patterns for the unique dual-component combination are not fully established.


Research Base for Osteoarthritis (OA)

Large-scale clinical trials and systematic reviews evaluated the active components, detailing primary functional and pain-related measures assessed in adult patients with symptomatic OA. Studies monitored pain during movement and at rest. Follow-up durations were often limited, and certainty remains low regarding cross-study consistency due to trials employing varying methods.


Evidence for Acute Pain and Inflammation

Short-term RCTs were studied for acute episodes, examining the speed and magnitude of outcomes describing changes in physical discomfort and localized swelling. The evidence is sourced from the well-established profiles of the individual components, meaning comparative evidence is lacking for the specific combination product in this setting.


Long-term Follow-up and Durability of Response

Most clinical trials involving the active components were designed to assess outcomes over short-term or intermediate periods (typically up to six months). Research has explored the persistence of observed symptom patterns, but extensive long-term data for the specific combination product are not fully established. Conclusions regarding the full long-term status of the condition are still emerging.


Research in Specific Patient Groups

Studies were applied in examining patient-reported experiences across different populations, including older adults. However, data for specific comorbid conditions remain insufficient, and subgroup findings across varying levels of disease severity are uncertain.


Key Research Gaps and Uncertainties

The overall evidence has inherent limitations. Research provides context but not individual predictions, and the results apply only to the populations studied under the specific conditions of the trials. Certainty remains low in areas where long-term effects are not fully established, and evidence highlights what is known—and what is still uncertain—about Inflanox.

Key Studies & References

  1. Naproxen Drug Information: Uses and Mechanism Overview
  2. World Health Organization (WHO) ATC Classification System: Anti-inflammatory and antirheumatic products (M01)

Frequently Asked Questions (FAQ)

Common questions about Inflanox (FAQ)


Q: What should I do if I miss a dose of Inflanox?

Official administration guidelines typically state that the missed dose should be taken as soon as it is remembered. However, if it is nearly time for the next scheduled dose, the regulatory guidance advises skipping the missed dose and resuming the regular dosing schedule. Patients are generally advised not to double the dose to compensate for a forgotten one.


Q: What conditions is Inflanox approved to treat?

According to the official product information and therapeutic indications, Inflanox is approved for the symptomatic treatment of various inflammatory conditions. These typically include conditions such as Rheumatoid Arthritis, Osteoarthritis, and Ankylosing Spondylitis, as well as managing acute pain.


Q: Can Inflanox be broken in half or crushed?

Regulatory documents explicitly state that specific forms, such as delayed-release or enteric-coated tablets, must be swallowed whole to preserve the integrity of the coating. For immediate-release tablets, the official instructions for that specific form must be consulted. If the tablet is not scored or specified for splitting, it is typically intended to be swallowed whole.


Q: What should I avoid while taking Inflanox?

Official warnings state that co-administration with other Nonsteroidal Anti-Inflammatory Drugs (NSAIDs) or COX-2 inhibitors must be avoided, as this significantly increases the risk of serious gastrointestinal events. Additionally, the consumption of alcohol is documented to increase the risk of gastrointestinal bleeding.


Q: Does Inflanox interact with blood pressure medications?

Yes, regulatory documents indicate a potential interaction with certain anti-hypertensive medications. Official product information notes that the effectiveness of Diuretics, ACE Inhibitors, and Angiotensin II Receptor Blockers may be reduced when combined with Inflanox. Regulatory documents indicate that co-administration with these types of medications may necessitate close monitoring.


Q: How long does it take for Inflanox to start working?

Based on the drug's official pharmacokinetic profile, maximum plasma concentrations of the active ingredients are typically reached within a few hours of administration. The onset of the medicine's effects is related to its absorption and concentration in the bloodstream.


Q: What are the signs of an allergic reaction to Inflanox?

Serious allergic reactions, known as hypersensitivity or anaphylactic reactions, are listed as a risk in regulatory documents. Signs may include difficulty breathing, swelling of the face, tongue, or throat, or a severe, widespread skin rash. These symptoms are considered medical emergencies and require immediate professional help.


Q: Can I drive or operate machinery after taking Inflanox?

Official product information advises caution regarding driving or operating machinery. Reported side effects, such as dizziness, drowsiness, and visual disturbances, can temporarily affect concentration and the ability to perform tasks requiring alertness.

How should Inflanox be stored and disposed of?

How to Store and Dispose of Inflanox?

Inflanox must be stored according to official regulatory specifications to maintain its stability and effectiveness.


Storage Requirements

The medicine must be stored at Controlled Room Temperature, which is 20 C to 25 C (68 F to 77 F). The product must be protected from light and excessive heat (above 40 C) and high humidity. Store Inflanox in its original, tightly closed container.

For household safety, it is mandatory to keep out of reach of children.


Disposal

Dispose of unused or expired Inflanox by utilizing a drug take-back program or mail-back envelope when available. If not available, the medication may be placed in the household trash after mixing it with an undesirable substance, such as dirt or used coffee grounds, and sealing the mixture in a bag. Do not flush Inflanox down the toilet or throw it into wastewater.

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

Equivalent of Inflanox found in:

A-Z Index: