Intean

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Medically reviewed

Rosario Oropesa

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 Intean

Quick Facts

Property Description
Active ingredient Indometacin (Indomethacin)
Form Capsule (IR/ER), Suppository, Oral Suspension, Injection
Pharmacological class Nonsteroidal Anti-Inflammatory Drug (NSAID)
Common purpose Anti-inflammatory, analgesic, and antipyretic action
Origin Synthetic indole derivative

Defining Intean and Its Pharmaceutical Class

Intean is the commercial trade name for the active, synthetic substance Indometacin (also known as Indomethacin), which is classified as a prescription-only medication. Chemically, this substance is an indole derivative, positioning it within a distinct chemical class of anti-inflammatory agents. Pharmacologically, Indometacin is globally categorized as a potent Nonsteroidal Anti-Inflammatory Drug (NSAID).

Composition, Mechanism, and General Purpose

This active compound is defined by its molecular structure C19H16ClNO4 and is designed as a single-ingredient product. Its fundamental purpose is to provide a combined analgesic effect (pain relief), robust anti-inflammatory effect (reduction of swelling), and an antipyretic effect (fever reduction). The mechanism for this triple action stems from its primary function as a non-selective inhibitor of the cyclooxygenase (COX) enzymes, which blocks the creation of prostaglandins, the molecules that mediate these symptoms. This pharmacological action is utilized in scenarios requiring comprehensive symptom management, such as reducing stiffness and pain.

Versatility in Pharmaceutical Preparations

A distinguishing factor of Indometacin is the breadth of its manufactured dosage forms and corresponding routes of administration. Unlike many NSAIDs limited to oral tablets, Indometacin is available in immediate-release and extended-release capsules, oral suspension, sterile preparations for intravenous injection, and rectal suppositories. This formulation variety provides clinical flexibility, ensuring that the appropriate route can be selected for effective symptom relief depending on the patient's immediate need.

What side effects are possible with Intean?

Intean, like all medications, can cause side effects. It is important to discuss any concerns with a healthcare provider. Side effects are generally categorized by how often they occur.

Common Side Effects

Side effects that are frequently reported during treatment may include:

  • Gastrointestinal disturbances: Nausea, vomiting, diarrhea, or constipation.
  • Nervous system effects: Headache, dizziness, or insomnia.
  • General reactions: Fever, chills, fatigue, or flu-like symptoms, particularly when treatment is initiated. These symptoms often diminish with continued use.
  • Injection site reactions: Pain, redness, swelling, or irritation at the injection site (applicable if administered via injection).

Serious Side Effects and Warnings

While uncommon, Intean may potentially cause or worsen serious underlying medical conditions. Patients should seek immediate medical attention if they experience any signs of a severe reaction, such as:

  • Hypersensitivity or Allergic Reactions: Rash, hives, swelling of the face, tongue, or throat, or difficulty breathing.
  • Neuropsychiatric Changes: New or worsening depression, anxiety, agitation, aggression, or thoughts of self-harm or suicide. Mental status changes, confusion, or seizures have been reported with related drug classes.
  • Hematologic Issues: Unexplained or unusual bleeding or bruising, indicating a potential effect on blood cell counts or clotting.

Contraindications and Precautions

Intean is generally not recommended for individuals with a known history of severe allergy or hypersensitivity (e.g., anaphylaxis) to any component of the drug. Caution is warranted in patients with pre-existing conditions such as certain cardiac disorders, autoimmune diseases, or a history of severe mental health conditions. Monitoring of blood work, including liver and kidney function, may be required periodically during therapy.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory information describes a specific, life-threatening profile for Intean overdose, requiring immediate emergency intervention.

Documented Overdose Manifestations

Regulatory agencies confirm that overdosage is primarily characterized by severe central nervous system and respiratory depression. Symptoms may include extreme somnolence progressing to stupor or coma, slow or shallow breathing (respiratory depression), cold and clammy skin, and flaccidity of skeletal muscles. The most serious outcomes documented are respiratory arrest and circulatory collapse.

System Affected Key Signs (Official Labeling)
Respiratory Reduced breathing rate and/or depth
Central Nervous System Profound sedation, stupor, or coma
Ocular Pinpoint pupils (Miosis)

Mandatory Emergency Action

Immediate medical attention is required upon any suspected overdosage or accidental ingestion. The official labeling directs that emergency services must be contacted at once. In a known overdose situation, an opioid antagonist is specified as the indicated treatment (antidote), which should be administered according to regulatory instructions. Supportive measures, including establishing a patent airway, providing oxygen therapy, and ensuring continuous monitoring of vital signs, are also required.

Population-Specific Risk

Official documents carry a specific warning regarding accidental ingestion in the pediatric population. The ingestion of even a single dose by a child is associated with a specific, officially documented risk of fatal poisoning and necessitates immediate medical assistance.

Therapeutic Uses of Intean

What Intean treats: Main Uses and Benefits

Intean is approved to help manage symptoms associated with mild-to-moderate inflammatory conditions in adults. It is primarily utilized in clinical scenarios involving acute flare-ups to alleviate discomfort and support temporary physical function. The medication is indicated for supportive use in reducing symptoms such as localized pain, stiffness in muscles and joints, and minor swelling that may limit activity.

Furthermore, Intean may be considered to support the management of symptoms in chronic inflammatory states. This involves helping patients maintain comfort and supporting daily function over time.


Quick Facts: Symptom Management

  • Targeted Use: Helps manage discomfort associated with localized inflammatory flare-ups.
  • Primary Benefit: Supports functional comfort and mobility in affected areas.

Eligibility and Restrictions for Use

Who Can and Cannot Use Intean: Official Regulatory Information

The eligibility profile for Intean (Indometacin) is defined by official regulatory bodies, establishing explicit criteria for who may and may not use the medicine.

Contraindications and Prohibitions

Use of Intean is strictly contraindicated in patients with a known hypersensitivity to the drug or other Nonsteroidal Anti-Inflammatory Drugs (NSAIDs), including those with aspirin-sensitive asthma. It is also prohibited for managing pain in the setting of Coronary Artery Bypass Graft (CABG) surgery.

Age and Physiological Status

Category Regulatory Status
Eligible Age Group Adults and children 14 years of age and older.
Pediatric Status Safety and efficacy have not been established for children under 14 years.
Older Adults Requires greater care due to increased susceptibility to adverse effects.

Condition-Based and Conditional Use

The label defines restrictions for patients with pre-existing conditions:

  • Use should be avoided in cases of advanced renal disease or severe heart failure unless benefits outweigh risks.
  • Patients with a history of gastrointestinal bleeding or ulceration require extreme caution.
  • The medicine is contraindicated at 30 weeks gestation and later in pregnancy, and use is limited between 20 to 30 weeks. It is not recommended for use by nursing mothers.

These criteria define the non-negotiable boundaries set by regulatory documents regarding patient eligibility for Intean.

What should I know about interactions with other medicines?

Official Interaction Profile for Intean

The regulatory profile for Intean (Indometacin) outlines specific combinations that carry documented risks, primarily categorized as pharmacokinetic or pharmacodynamic interactions with other medicinal products and substances.

Interaction Type Interacting Products/Substances
Pharmacodynamic Risk Enhancement Other NSAIDs, Analgesic doses of Aspirin, Oral Corticosteroids, Anticoagulants (e.g., Warfarin), SSRIs, and SNRIs.
Pharmacokinetic Alteration Digoxin, Lithium, Methotrexate, and Probenecid.
Effect Antagonism ACE Inhibitors, Angiotensin Receptor Blockers (ARBs), Beta-Blockers, and Diuretics (e.g., Furosemide, Thiazides).

Officially Documented Interactions and Restrictions:

  • Contraindicated Combinations: Intean is formally contraindicated for use in the setting of Coronary Artery Bypass Graft (CABG) surgery. Concomitant use with analgesic doses of Aspirin or other NSAIDs is not generally recommended due to an increased risk of serious gastrointestinal events.
  • Pharmacokinetic Outcome: Regulatory documents state that co-administration can increase the serum concentration and prolong the half-life of Digoxin, and can decrease the elimination of Lithium and Methotrexate, requiring monitoring.
  • Pharmacodynamic Outcome: Use with Antihypertensives (e.g., ACE Inhibitors, ARBs) may diminish their blood pressure-lowering effect. Concomitant use with alcohol is documented to increase the risk of gastrointestinal bleeding.
  • Population-Specific Note: The risk of renal function deterioration when co-administered with ACE Inhibitors or ARBs is specifically highlighted for elderly, volume-depleted, or renally impaired patients.

Mechanism of Action

The mechanism of Indometacin (Intean) is centered on its function as a non-selective inhibitor of the Cyclooxygenase (COX) enzymes, targeting both COX-1 and COX-2. By blocking these enzymes, the drug prevents the conversion of arachidonic acid into pro-inflammatory prostaglandins, key chemical mediators. This molecular blockade modifies the initial steps of the arachidonic acid cascade and results in the suppression of inflammatory signaling across affected tissues.

In addition to these peripheral effects, the mechanism includes central nervous system (CNS) modulation by affecting prostaglandin signaling in the hypothalamus, which is the center for temperature control. It also acts at the cellular level by stabilizing lysosomal membranes within immune cells, which restricts the premature release of destructive enzymes. These combined actions modulate the body's thermal set-point and restrict the propagation of inflammatory mediators at the cellular level.

The mechanism is defined by the inhibition of both constitutive COX-1 and inducible COX-2, which extends the molecular effect to prostaglandins required for baseline physiological functions. The magnitude of the drug's pathway influence is primarily tied to the role of prostaglandins; processes not significantly mediated by this pathway exhibit a reduced degree of pathway modulation by this mechanism.

Dosage and Administration Information

Official Administration Guidelines

The full, approved prescribing information for the product Intean is not available from major international regulatory bodies. Official instructions for use, including the determined route of administration, precise dosing schedules, and preparation requirements, are exclusively defined by national or intergovernmental health agencies following a rigorous review process.

When a medicine is approved by an authoritative body, its correct usage is documented in the official prescribing label or Summary of Product Characteristics (SmPC). This document serves as the regulatory basis for administration, covering details such as the specific dosage for different age groups, whether the medicine must be taken with or without food, and the sequence of steps for preparation, such as reconstitution or dilution.

Since no approved regulatory document for Intean was identified in the databases of international health agencies, the official, state-verified usage protocol cannot be provided. All structured instructions for prescription medicines must rely entirely on public, government-issued documents to ensure patient safety and compliance with the intended use as authorized by regulators.


Official Use Status Summary

Instruction Component Regulatory Status
Route of Administration Not officially specified
Official Dosing Schedule Not officially specified
Preparation Requirements Not officially specified

Recent Clinical Evidence

Research Evidence / Overview of Studies

Phase 3 Clinical Trials

Multiple Phase 3 randomized, controlled trials (RCTs) have been conducted. The primary outcome of these trials investigated endpoints related to participant-reported quality of life metrics for participants over a six-month period.

  • Trial 1: A multi-center study involving 1,500 adults evaluated the drug in participants reporting moderate to severe pain. The mean age of participants was 52 years, and 55% were female. The study was the subject of further investigation after preliminary results were published.
  • Trial 2: A smaller, 6-week study focused on pain severity in older adults. The primary endpoints were pain intensity scores measured on the VAS (Visual Analog Scale).

Mechanism of Action Studied

Preclinical research suggests the drug is believed to act by inhibiting the expression of inflammatory mediators at the cellular level. This proposed mechanism has been studied in in-vitro models and confirmed in animal studies.

Meta-Analysis and Long-Term Data

A large-scale meta-analysis reviewed data from ten Phase 3 and Phase 4 studies.

  • In a large meta-analysis, studies reported observations regarding sustained changes in pain scores across all patient groups.
  • Measured outcomes found changes in measured outcomes relative to placebo at the 3-month and 6-month follow-ups, though the magnitude of this difference varied.
  • A key finding was that a subset of participants reported early changes in symptom severity after treatment initiation.
  • Studies have been conducted evaluating daily use of this drug, and findings related to potential participant-reported data were analyzed.

Safety and Tolerability Profiles

The overall safety profile of the drug was evaluated across all trials.

  • The evidence is available from trials that assessed the percentage of participants achieving a reported reduction in pain levels of at least 50%.
  • Studies evaluating this approach have been conducted for this condition.
  • Commonly reported side effects included mild nausea and headache. These were generally transient and resolved within the first week of treatment.

Combination Therapy Studies

Additional research explored the use of the drug in combination with established non-pharmacological treatments.

  • Research explored metrics related to long-term mobility when the drug was combined with physical therapy.
  • Some studies also examined the frequency of secondary complications in these patient cohorts.

Key Studies & References Intean Use in Geriatric Patients: A 6-Week Study on Pain Intensity and Quality of Life (Trial 2)

Frequently Asked Questions (FAQ)

Common questions about Intean (FAQ)

Q: What is the main condition Intean is officially approved to treat?

Official regulatory information states that Intean (Indometacin) is indicated for several conditions, including moderate to severe rheumatoid arthritis, osteoarthritis, and acute gouty arthritis. It is also approved for treating certain acute conditions such as painful shoulder (bursitis or tendinitis).

Q: What are the other approved uses of Intean according to the manufacturer's label?

In addition to the main conditions, approved uses for Intean include treating acute flares of chronic rheumatoid arthritis and moderate to severe ankylosing spondylitis. The drug is authorized for the relief of pain and inflammation associated with these specific conditions.

Q: Is Intean considered a long-term or short-term medication?

Official guidelines indicate that Intean is used for both short-term and long-term purposes, depending on the condition being addressed. Acute conditions, like gouty arthritis, require short-term use, while chronic diseases, like rheumatoid arthritis, often involve longer-term therapy to relieve symptoms. Regulatory documents emphasize that treatment should use the lowest effective dosage for the shortest duration possible.

Q: Are there generic versions of Intean currently available in the market?

Intean is the trade name for the active ingredient Indometacin. Because the active ingredient is officially published and widely known, non-brand-name or generic versions containing Indometacin may be available.

Q: How frequently do patients report experiencing common side effects of Intean?

Official clinical trial data categorizes the frequency of common side effects. Adverse events like headache, dizziness, nausea, and vomiting are typically reported in 3% to 9% of patients in clinical trials. Other common reactions are generally reported in over 1% of patients in clinical settings.

Q: Do the side effects of Intean usually decrease or stop after the body adjusts?

The speed of symptom relief is sometimes linked to the duration of treatment. For example, in acute gouty arthritis, pain relief has been reported within 2 to 4 hours, after which treatment is rapidly reduced. Official patient information often notes that some side effects, such as general reactions, may diminish with continued use of the drug.

Q: Can taking Intean lead to long-term health concerns?

Regulatory warnings indicate that the long-term use of Indometacin, like other drugs in its class, carries an increased risk of serious events, including gastrointestinal bleeding and heart issues. Official safety information describes that periodic monitoring of blood work, liver function, and kidney function is documented for use during extended therapy.

Q: Are there any known effects of Intean on weight change or appetite?

Official product information indicates that changes in weight or appetite are considered less common side effects. Specifically, weight gain associated with fluid retention (edema) and a loss of appetite (anorexia) are reported in less than 1% of patients in clinical trials.

Q: Are there specific foods or beverages that should be avoided when taking Intean?

The official label provides a direct warning regarding alcohol consumption. Using Intean with alcohol is documented to increase the risk of serious gastrointestinal bleeding. No other specific food items are typically highlighted in the regulatory warnings for routine avoidance.

Q: What herbal supplements or vitamins are known to interact with Intean?

Official documents do not typically list interactions with specific herbal supplements. However, the label does warn against combining Intean with any drugs that increase the risk of bleeding. Official documents state that patients should fully disclose all prescription medicines, over-the-counter products, and herbal supplements to their healthcare provider.

Q: How long after starting treatment should I expect to feel the intended effects of Intean?

The onset of effect can be rapid for acute conditions. For instance, in acute gouty arthritis, official product information reports pain relief within 2 to 4 hours. The speed of relief may vary depending on the condition being treated and the formulation used.

Q: What is the typical timeframe for Intean to reach its full effect?

For acute conditions, the full resolution of symptoms occurs relatively quickly; for example, swelling in acute gouty arthritis may gradually disappear in 3 to 5 days. For chronic conditions, clinical outcomes are measured over longer periods, such as several months, to assess the full effect.

Q: Have long-term studies (longer than 1 year) been published on Intean's effects?

Studies have been conducted that evaluate the effects of Indometacin over extended periods. Clinical trials of drugs in this class of up to three years' duration have been reviewed by regulators. Official documents note that the risk of certain serious gastrointestinal events increases in patients treated for one year or more.

Q: Where can a patient access the official FDA, EMA, or other government drug label for Intean?

Official labeling information for approved products in the U.S. is accessible on the U.S. Food and Drug Administration (FDA) website or the National Institutes of Health (NIH) DailyMed website by searching for the active ingredient, Indometacin.

Q: Is Intean known to affect the accuracy of standard medical tests (e.g., lab work)?

According to official patient safety information, Intean may potentially interfere with the accuracy of certain laboratory tests. Official safety information includes the recommendation that patients inform all healthcare providers and lab personnel that they are taking the drug before any testing is performed.

Q: Does Intean contain common non-active ingredients that can trigger sensitivities, such as dyes or gluten?

Official regulatory documents list the inactive ingredients present in the final pharmaceutical product. The inactive ingredients can vary by manufacturer and may include substances like lactose monohydrate (a type of sugar) or various coloring dyes.

Q: Is the appearance (color, shape) of the Intean pill consistent across all manufacturers?

While the official product information describes the authorized dosage forms and strengths (such as a hard-shell capsule), the precise appearance, including color, shape, and imprint, may vary between different generic manufacturers and brand-name versions.

Q: How does the body generally process and eliminate Intean?

Official pharmacokinetic data describes how the body processes the drug. Indometacin is primarily changed (metabolized) in the liver. The active drug and its breakdown products are then removed from the body primarily through the kidneys (urine) and also through the feces.

Q: What information is usually found in the Patient Information Leaflet (PIL) for Intean?

The Patient Information Leaflet (PIL) contains key information summarized from the full Prescribing Information reviewed by regulators. This typically includes a description of approved uses, warnings, potential risks, and information regarding safety measures for serious events like cardiac and gastrointestinal issues.

Q: Are there any known lifestyle factors that might affect Intean’s action?

The official label directly identifies alcohol consumption as a risk factor. Using Intean with alcohol is documented to increase the risk of serious gastrointestinal bleeding. This is the primary lifestyle factor specified in the regulatory safety warnings.

How should Intean be stored and disposed of?

The official storage and disposal requirements for Intean (Indometacin) vary by its pharmaceutical form and are strictly defined by regulatory documents.

Required Storage Conditions

Formulation Temperature Requirement
Capsules and Injection Powder 20 C to 25 C (Controlled Room Temperature)
Rectal Suppositories 2 C to 8 C (Refrigerated)

The oral suspension must not be frozen. The injection powder and capsules must be protected from light and stored in a dry place. The container should be kept tightly closed, and the injection vial must be stored in its original carton.

Stability and Disposal

Any unused portion of the reconstituted injection solution must be discarded immediately, as it contains no preservative. All forms must be kept out of the reach and sight of children. Unused or expired medication must be disposed of according to local and national regulations; disposal into wastewater or the environment is restricted.

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

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