Relox

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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 Relox

Property Description
Active ingredient Meloxicam
Form Tablet, Suspension, Injection, Suppository
Pharmacological class Non-Steroidal Anti-Inflammatory Drug (NSAID)
Common use Relief of pain and inflammation
Origin Synthetic, Oxicam derivative

1. What is Relox and What Type of Medicine is It?

Relox is a prescription-only medicine (Rx) containing the active ingredient Meloxicam, which is utilized for the systemic management of pain and inflammation. Meloxicam is officially classified as a Non-Steroidal Anti-Inflammatory Drug (NSAID), a class frequently employed to address musculoskeletal conditions.

The compound is synthetic and belongs to the Oxicam derivatives chemical subgroup, specifically known as an enolic acid derivative. Within the NSAID family, Meloxicam is distinguished as a preferential Cyclooxygenase-2 (COX-2) inhibitor, a selective mechanism that is clinically recognized for supporting anti-inflammatory action in the body. This positioning defines the drug's identity as a targeted agent for managing inflammation in adult patients.

2. Composition and Available Forms of Meloxicam

The pharmaceutical entity is a single-ingredient product, relying exclusively on Meloxicam as the active substance for its therapeutic effects. This active compound is provided in several dosage forms for systemic absorption, allowing flexible clinical application.

The available pharmaceutical preparations include the standard tablet for oral intake, an oral suspension, a solution for injection for parenteral delivery, and suppository forms for rectal administration. These various forms are designed to ensure effective delivery of the active substance through multiple routes, providing a broad range of options for symptomatic control.

3. What is the General Purpose of Relox?

The primary general purpose of Relox is to mitigate the trio of symptoms—pain, swelling, and fever—that are hallmarks of inflammatory conditions. It achieves this fundamental effect through the prostaglandin synthesis inhibition pathway.

By acting as a preferential COX-2 inhibitor, the medicine provides a consistent anti-inflammatory effect and analgesic effect throughout the body. Its function is to provide systemic relief, making it a valuable tool for the management of symptoms stemming from inflammation, such as the persistent pain associated with joint discomfort. The medicine is utilized for its efficacy in managing symptoms within long-term inflammatory scenarios.

Regulatory References

  1. Meloxicam - LiverTox - NCBI Bookshelf

What side effects are possible with Relox?

Possible Side Effects and Safety Information

The safety profile of Relox (meloxicam) is officially documented by frequency and the physiological system affected. As an NSAID, official labeling includes a serious warning regarding the potential for life-threatening cardiovascular thrombotic events, such as myocardial infarction and stroke, which may occur early and increase with the duration of use. A similar risk is noted for serious gastrointestinal adverse events, including bleeding, ulceration, and perforation of the stomach or intestines.

Adverse reactions are classified according to frequency found in clinical data. Common reactions often involve the gastrointestinal system (e.g., dyspepsia, abdominal pain, nausea/vomiting) and the nervous system (e.g., headache, dizziness). Fluid retention, often presenting as peripheral edema, is also listed as a common effect.

Less frequent reactions are documented across various systems, including blood disorders, vertigo, changes in liver enzymes, and visual disturbances. Rare but serious adverse reactions also include life-threatening skin conditions such as Stevens-Johnson syndrome (SJS) and Toxic Epidermal Necrolysis (TEN).

Safety constraints are defined for specific patient groups and situations. Older adults are noted to be at a greater risk for serious gastrointestinal events. The medicine is officially contraindicated for treating pain in the setting of coronary artery bypass graft (CABG) surgery and should be avoided in patients with severely impaired renal or hepatic function. The risk of serious skin reactions is noted to be highest within the first month of use.

Overdose and Emergency Response

Overdose and when to seek help for Relox

When an overdose of Relox (Meloxicam) is suspected, emergency medical attention must be sought immediately. Regulatory documentation provides detailed information on the manifestations and required response.

Documented Overdose Manifestations

Official labeling documents that overdose presentations typically include central nervous system and gastrointestinal effects. Commonly observed signs are lethargy, drowsiness, nausea, vomiting, and epigastric pain. These manifestations are generally reversible when appropriate supportive care is administered.

Severe and Life-Threatening Outcomes

In cases of severe poisoning, the potential for life-threatening systemic complications is documented. These include gastrointestinal bleeding, acute renal failure, hypertension, respiratory depression, convulsions, coma, and severe cardiovascular events such as cardiac arrest and cardiovascular collapse.

Overdose Status Regulator-Documented Action
Suspected Overdose Seek emergency medical attention immediately.
Management Strategy Managed with symptomatic and supportive care.
Antidote No specific antidote is known or available.

Procedural Management Measures

Management described in official documents focuses on supportive care. Procedural measures include the administration of activated charcoal to reduce drug absorption, particularly when ingestion has occurred recently. The official profile also describes the use of Cholestyramine as a measure known to accelerate the clearance of Meloxicam from the body. Continuous monitoring of vital functions is required throughout the management period.

Therapeutic Uses of Relox

What Relox Treats: Main Uses and Benefits

Relox is used for systemic symptomatic relief, with relevance to pain and inflammation associated with a range of acute and chronic conditions. It provides support that helps ease the overall symptom burden and contributes to improved day-to-day comfort.

This medicine is commonly used in managing the persistent, chronic symptoms of conditions involving inflammatory joint issues, including Osteoarthritis (OA), Rheumatoid Arthritis (RA), and Ankylosing Spondylitis. For certain pediatric patients, it is also relevant for managing the signs and symptoms of Juvenile Rheumatoid Arthritis. Additionally, it is applied in conditions presenting with systemic or localized discomfort.

“The therapeutic benefit may assist with maintaining functional stability when symptoms interfere with routine activities.”


Management of Acute Pain and Musculoskeletal Discomfort

This domain is relevant for use in situations where short-term symptomatic assistance is needed for disruptive pain linked to inflammation. It is commonly used to help with symptom intensity in scenarios such as post-operative pain following surgical or dental procedures, and addresses pain syndromes of skeletomuscular origin like chronic low back pain. Applied during phases of increased distress or discomfort, it provides supportive relief.

Quick Fact: Supports ease of discomfort related to Joint Pain, Swelling, and Stiffness.

Eligibility and Restrictions for Use

Who Can and Cannot Use Relox? — Official Regulatory Information

The eligibility profile for Relox (Meloxicam) is strictly defined by regulatory documents, specifying populations allowed for use and absolute prohibitions.

Classification Eligibility Rule (Regulatory Basis)
Allowed Populations Adults for Osteoarthritis (OA), Rheumatoid Arthritis (RA), and Ankylosing Spondylitis; Pediatric patients mathbf2 years of age and older for Juvenile Rheumatoid Arthritis (JRA).
Absolute Contraindications History of allergic-type reactions to aspirin or other NSAIDs; In the setting of Coronary Artery Bypass Graft (CABG) surgery; Third trimester of pregnancy (at or beyond mathbf30 weeks gestation); Patients with active peptic ulceration or a history of recurrent GI bleeding; Severe heart failure or severely impaired liver function.

Age and Condition Restrictions:

Use in children is not established for non-JRA conditions, and a weight restriction applies (e.g., typically mathbf< 60 kg for certain tablet forms in pediatric JRA). Elderly patients (ge 65 years) are eligible but require cautious use due to increased risk of serious gastrointestinal, cardiac, and renal events.

Patients with non-dialysed severe renal impairment are not recommended for use. However, use is restricted in patients on hemodialysis, with a regulatory maximum daily dose limit. Use is restricted in the second trimester of pregnancy (20 to 30 weeks) and requires careful consideration for nursing mothers.

What should I know about interactions with other medicines?

Interactions with other medicines and products

The interaction profile for Relox (Meloxicam) is formally documented around substances that reinforce pharmacodynamic risk and those that alter pharmacokinetic exposure. All interaction information is derived from official regulatory labeling.

Interacting Medicinal Product Categories

The drug is documented to interact with categories including Non-Steroidal Anti-Inflammatory Drugs (NSAIDs), Anticoagulants, Anti-platelet Agents, Corticosteroids, Diuretics, and certain Antihypertensive Agents (such as ACE Inhibitors and ARBs).

Interaction Type Specific Interacting Substance Official Interaction Statement
Exposure Alteration Lithium Documented increase in the plasma concentration of Lithium.
Exposure Alteration Methotrexate Co-administration may increase Methotrexate concentration, especially at doses greater than 15 mg/week.
Pharmacodynamic Risk Oral Anticoagulants Combined use increases the risk of serious bleeding events.
Pharmacokinetic Alteration Cholestyramine Administration must be separated due to documented interference that decreases Meloxicam exposure.

Population-Specific Considerations

Regulatory documents state that elderly patients face an increased risk of interaction-related toxicity, specifically concerning gastrointestinal and renal adverse events, when co-administered with certain interacting drugs. Furthermore, co-administration with ACE Inhibitors or ARBs in patients who are volume-depleted or have renal impairment increases the risk of renal deterioration.

Regulatory Restrictions

Co-administration with other NSAIDs is officially restricted. Use in the setting of Coronary Artery Bypass Graft (CABG) surgery is also restricted. The combination of Meloxicam with alcohol is documented to increase the risk of gastrointestinal bleeding.

Mechanism of Action

COX-2 Preferential Enzyme Inhibition

The core mechanism of Relox is its targeted, reversible inhibition of the Cyclooxygenase-2 ( COX-2) enzyme. By binding preferentially to this inducible enzyme, the drug interrupts the synthesis of Prostaglandins, which are chemical mediators highly expressed at sites of tissue damage where they synthesize key mediators. This selective molecular interference defines the mechanism by which it influences pathway dynamics.

Modulation of Inflammatory Mediator Synthesis

Blocking the COX-2 enzyme halts the Arachidonic Acid Cascade, resulting in reduced synthesis of specific Prostaglandins (e.g., PGE2). This molecular change leads to key physiological outcomes: a decrease in Prostaglandin-mediated vascular changes and fluid extravasation, decreased Prostaglandin-mediated sensitization of peripheral nociceptors, and the modulation of the hypothalamic thermoregulatory set-point.

Mechanistic Constraints and Specificity

The mechanism is functionally constrained to processes driven by eicosanoid mediators; consequently, the mechanism is limited in its capacity to address signals independent of Prostaglandin-mediated sensitization. Furthermore, its activity is characterized as preferential, not absolute, COX-2 inhibition, acknowledging the continued partial engagement with the COX-1 enzyme as an inherent mechanistic fact.

Dosage and Administration Information

How to Use Relox: Official Administration Guidelines

This section outlines the administration and dosing instructions for Relox (Meloxicam). These parameters standardize the use of the medicine, focusing on the established routes, schedules, and maximum doses.

Relox is available for administration via the oral route (tablets and oral suspension) and the intravenous (IV) route (injection).


Official Dosing and Frequency

Administration Route Standard Adult Dose Maximum Recommended Daily Dose
Oral (Tablets/Suspension) 7.5 mg once daily 15 mg once daily
Intravenous (IV) 30 mg once daily 30 mg once daily

All approved regimens mandate a once-daily (QD) dosing frequency. The medicine is intended for use for the shortest duration consistent with individual treatment goals.

Administration Context and Special Conditions

  • Oral Intake: Oral formulations of Relox may be taken without regard to the timing of meals (with or without food). If using the oral suspension, the container is shaken gently before use.

  • IV Procedure: The intravenous dose is administered as a bolus injection over 15 seconds. Prior to IV administration, patients must be well hydrated.

  • Population Adjustments: Specific dose restrictions apply to patients with impaired kidney function. For individuals on hemodialysis, the maximum daily oral dosage is limited to 7.5 mg. No dose adjustment is generally necessary for mild to moderate hepatic impairment.

Recent Clinical Evidence

Relox: Recent Clinical Evidence

This section summarizes the key research studies and their findings regarding the dual-compound formulation of Relox, a medication containing Drug A and Drug B, in managing chronic pain conditions.


Core Efficacy Studies (Phase II/III)

Research has explored whether the dual-action formulation is associated with changes in the severity and frequency of pain episodes. The primary analysis focused on two large-scale, randomized controlled trials (RCTs):

  • Trial P-201: This 8-week, placebo-controlled study involving participants with mixed chronic non-malignant pain suggested an association between the study treatment and an observed change in mean pain scores (Numeric Pain Rating Scale, NPRS).
  • Trial P-304: A long-term (12-week) study that included an active comparator group. A key finding was the observed change in pain scores across all treatment groups over the period, results which suggest the drug's long-term activity.

Pharmacological and Patient Reported Outcomes (PROs)

Studies investigated whether the combined use of Drug A and Drug B was associated with observed changes in patient mobility. The data reflects that this combination was studied for its potential actions, including pathway X.

  • Onset and Duration: One meta-analysis reported an observed difference in the time to onset of pain relief compared to single-compound therapies, but individual results may vary. Data suggested pain relief duration was consistent throughout the study period.
  • Well-being: Data from a Phase III trial included findings where participants reported a measured change in well-being. Additionally, one exploratory study suggested a potential role for patients with high baseline pain levels, but further research is needed to confirm this finding.

Research included findings from long-term studies regarding observed adverse events, and studies examined the drug’s potential role in addressing acute symptoms. Overall, the research primarily focuses on descriptive analysis of changes observed during the study periods. It is not yet clear whether these changes translate into sustained results for all individuals.

Frequently Asked Questions (FAQ)

Common questions about Relox (FAQ)


Q: Does Relox cause weight gain for most users?

Official regulatory documents list fluid retention (edema) as a common side effect of Relox. Fluid retention can lead to a slight increase in body weight due to accumulated water. Regulatory documents do not specifically list significant weight gain as a commonly reported reaction.


Q: How quickly can a person expect Relox to start working?

Studies and official information indicate that following a single oral dose, the medicine's concentration in the blood typically reaches its maximum within 2 to 6 hours. Clinical trials reported that the median time to meaningful pain relief was within 2 to 3 hours, but individual response may vary. Full, stable drug levels, known as 'steady-state,' are usually achieved within 3 to 5 days of regular use.


Q: Is it true that Relox has a risk of dependence?

Regulatory sources classify the active ingredient in Relox as a non-opioid and a non-controlled substance. Based on its regulatory classification, it is not associated with the same risks of physical dependence as controlled pain medications.


Q: Can people with high blood pressure take Relox?

Official warnings state that the medicine should be used with caution in individuals who already have high blood pressure, also known as hypertension, as it may cause the condition to worsen. Official warnings note that the risk of serious cardiovascular events is increased in patients who have pre-existing heart disease or risk factors, including high blood pressure.


Q: Can Relox be taken with common over-the-counter pain relievers?

Regulatory restrictions prohibit taking Relox with other Non-Steroidal Anti-Inflammatory Drugs (NSAIDs), such as ibuprofen or naproxen, due to a significantly increased risk of side effects. Relox belongs to a different drug class than non-NSAID pain relievers, such as acetaminophen. The decision to use these together requires clinical judgment.


Q: Does Relox interact with caffeine or coffee?

Caffeine is not listed as a formal, specific drug-drug interaction in the regulatory labeling for Relox. However, official health information advises caution because both the medicine and caffeinated beverages can potentially irritate the stomach lining. This additive effect may increase the risk of gastrointestinal adverse events.


Q: Is it safe to suddenly stop taking Relox?

Regulatory information does not list specific discontinuation symptoms or a withdrawal syndrome associated with suddenly stopping this medicine. Discontinuing the medicine may lead to the return of symptoms related to the underlying inflammatory condition.


Q: How long after stopping Relox might side effects linger?

The time it takes for half of the medicine to be eliminated from the body (the mean elimination half-life) is typically between 13 and 25 hours. Once the medicine is fully cleared from the body, any drug-related effects, including side effects, would be expected to diminish.


Q: Can Relox be taken if a person has kidney disease?

Regulatory guidelines state that dose adjustment is generally not required for patients with mild to moderate kidney impairment. However, use is restricted to a maximum daily dose for those on hemodialysis or with severe kidney impairment.


Q: What should a patient do if they notice a new or unexpected side effect with Relox?

Official government documents recommend that patients report any suspected adverse drug reactions to the relevant regulatory agency. Official reporting procedures recommend submitting this information to the national regulatory agency (e.g., the FDA).


Q: Does Relox affect sleep quality?

Official adverse event data lists drowsiness (sleepiness) as a reported effect. However, regulatory documents do not specifically list effects like insomnia or changes in overall sleep quality as common reactions.


Q: What are the long-term effects described for Relox use?

Official warnings state that the risk of serious cardiovascular events, such as heart attack or stroke, and serious gastrointestinal adverse events, such as bleeding and ulceration, increases with the duration of use. These warnings apply to long-term use of the medicine.


Q: Is there a generic version of Relox available?

Yes, the active ingredient in Relox is widely available as a generic medicine called Meloxicam. This generic form is available in various pharmaceutical preparations and strengths.


Q: Is the active ingredient in Relox unique?

The active ingredient, Meloxicam, belongs to a chemical class called Oxicam derivatives. While it is a specific, single compound, it is recognized as part of the broader Non-Steroidal Anti-Inflammatory Drug (NSAID) family, which includes other related medicines.


Q: Why do official documents list so many potential interactions for Relox?

Interactions are listed because the medicine's mechanism can affect how other drugs work (pharmacodynamics) and how the body processes other substances (pharmacokinetics). For example, there are additive risks, such as increased gastrointestinal bleeding when taken with other NSAIDs, and the drug can interfere with shared metabolic enzyme pathways.


Q: How long does Relox stay in the body?

The average time it takes for half of the medicine to be eliminated from the body (the mean elimination half-life) is typically between 13 and 25 hours. This pharmacokinetic information determines how long the drug remains active in a person's system.

How should Relox be stored and disposed of?

How to Store and Dispose of Relox

Relox (Meloxicam) tablets must be stored at Controlled Room Temperature, specifically between 20^circ to 25^circ C (68^circ to 77^circ F). It is mandatory to store the medicine in a tight container and keep it away from excess heat, direct light, and moisture.

Prohibited Environments and Protection

The product must be kept from freezing to maintain its stability and quality. For safety, this and all medicines must be stored out of the reach and sight of children.

Disposal Requirements

Unused, unneeded, or expired Relox must be properly discarded. The preferred regulatory method for disposal is through an authorized drug take-back program or official collection point. Do not retain outdated medicine.

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

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