Anoxicam

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Anoxicam

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 Anoxicam

Property Description
Active Ingredient Tenoxicam (INN)
Pharmaceutical Class Non-Steroidal Anti-Inflammatory Drug (NSAID)
Primary Forms Tablets, Powder for Injection, Suppositories
Common Use Symptomatic relief of pain and inflammation
Origin Synthetic (chemically derived oxicam)

What is Anoxicam, and What Type of Medicine is It?

Anoxicam is a medicinal product defined by its active pharmaceutical ingredient, Tenoxicam, and is categorized as a Non-Steroidal Anti-Inflammatory Drug (NSAID) belonging to the oxicam chemical class. The substance Tenoxicam is a synthetic, single-ingredient compound typically available by prescription only. Its primary role is modulating the body’s inflammatory and painful responses. Anoxicam’s classification as an oxicam derivative places it among a subgroup of NSAIDs whose prolonged therapeutic presence is clinically recognized for supporting reduced administration frequency compared to other members of the NSAID class. This property means the active substance persists in the body longer, often allowing for convenient administration just once daily.


What Forms Does Anoxicam Come In?

Anoxicam is a single-ingredient product available in several pharmaceutical forms, including tablets for oral use, suppositories for rectal administration, and a powder for injection for systemic delivery. The product's composition centers exclusively on the active substance, Tenoxicam, combined with distinct vehicles depending on the route. Tablets and suppositories utilize solid excipients for stable forms, while the powder for injection is presented as a sterile lyophilized preparation requiring reconstitution with a sterile solvent for use. This range of available forms, including the injectable preparation, enhances its utility for different patient needs.


What is the General Purpose of Anoxicam?

The general purpose of Anoxicam is to provide symptomatic treatment by reducing the key physical signs of discomfort, specifically pain, inflammation, and fever. As an NSAID, its mechanism of effect relates to interrupting the biochemical synthesis of prostaglandins, which are chemical mediators central to the body’s pain and inflammatory pathways. This interruption helps to relieve discomfort by easing the body's inflammatory response and reducing associated pain. The sustained activity of Tenoxicam offers an advantage in managing chronic inflammatory conditions where consistent therapeutic concentration is desired, helping patients achieve continuous symptomatic control.

What side effects are possible with Anoxicam?

Possible Side Effects and Safety Information

Anoxicam, as a nonsteroidal anti-inflammatory drug (NSAID), carries a regulatory Boxed Warning concerning two major categories of serious adverse reactions, which can be fatal. The first is the risk of Serious Cardiovascular Thrombotic Events, including myocardial infarction (MI) and stroke. This risk can occur early in treatment and may increase with duration of use. The drug is contraindicated for use in the setting of coronary artery bypass graft (CABG) surgery.

The second major risk involves Serious Gastrointestinal Adverse Events, such as bleeding, ulceration, and perforation of the stomach or intestines. These events can occur without warning symptoms at any time during use.

Other Safety Considerations

  • Serious Skin Reactions: Reactions including Stevens-Johnson Syndrome (SJS), Toxic Epidermal Necrolysis (TEN), and Drug Reaction with Eosinophilia and Systemic Symptoms (DRESS) have been reported and necessitate immediate discontinuation.
  • Hepatotoxicity and Renal Toxicity: The drug has the potential to cause serious liver and kidney problems, including acute renal failure and abnormal liver tests. Caution and monitoring are advised, especially in patients with pre-existing heart failure, renal impairment, or hepatic impairment.
  • Population-Specific Warnings: Anoxicam is contraindicated in patients with a known history of hypersensitivity to the drug or aspirin-sensitive asthma. Use during the third trimester of pregnancy is not recommended due to the risk of premature closure of the fetal ductus arteriosus.
  • Common Adverse Reactions: The most common reactions reported in clinical trials (e.g., incidence ge 1% to 5% compared to placebo) generally involve the gastrointestinal and nervous systems, and include constipation, dizziness, somnolence, dyspepsia, and diarrhea. The safety profile emphasizes that treatment should be for the shortest duration consistent with individual goals to mitigate risks.

Overdose and Emergency Response

Overdose and When to Seek Help

This section outlines the officially documented manifestations of Anoxicam (Tenoxicam) overdose and the required emergency actions as specified by government regulatory authorities.

Documented Overdose Signs and Required Actions

Category Official Regulatory Statement
Common Manifestations Gastrointestinal signs including nausea, vomiting, epigastric pain, and gastrointestinal bleeding; and central nervous system effects like lethargy and drowsiness.
Severe Outcomes Rare but potential severe outcomes include hypertension, acute renal failure, respiratory depression, and coma.
Emergency Action Required Seek emergency medical treatment or call a doctor or Poison Control Center immediately, even if the patient shows no signs of discomfort.

Overdose Management

In cases of suspected overdosage, the required management is focused on supportive and symptomatic therapy, as no specific antidote is listed in the official prescribing information. Depending on the time since ingestion, which is typically specified as less than four hours, procedures such as the administration of activated charcoal may be considered by medical professionals. This immediate contact and supportive approach are essential due to the documented potential for rare, but serious, systemic effects.

Therapeutic Uses of Anoxicam

Anoxicam is considered relevant for symptomatic support across domains involving symptoms related to inflammatory or irritative states. Its use is relevant when supportive symptom management is appropriate for conditions involving heightened physiological activity and discomfort.

It is commonly used across conditions presenting with systemic discomfort, specifically for chronic conditions such as rheumatoid arthritis, osteoarthritis, and ankylosing spondylitis, as well as acute episodes including acute gouty arthritis, tendinitis, bursitis, and primary dysmenorrhea. The medication helps address symptom clusters that may become intense or disruptive, and is applied in addressing pain, swelling, and joint stiffness which often interfere with daily comfort.

“The application of this medication may support patients during difficult episodes by easing physical discomfort and may contribute to improved comfort when symptoms become temporarily overwhelming.”

This supportive relief may assist with managing symptoms that interfere with routine activities and is applied in settings where short-term symptomatic assistance is needed when symptoms appear suddenly, such as following soft-tissue injuries like sprains and strains, or during post-operative pain recovery.


Quick Fact: Relief for Pain, Swelling, and Stiffness

Regulatory References

  1. New Zealand Medsafe product data sheet

Eligibility and Restrictions for Use

Who Can and Cannot Use Anoxicam?

Anoxicam (Tenoxicam) eligibility is strictly determined by governmental regulatory labeling, primarily restricting use in patients with compromised organ function, specific medical histories, and during certain life stages. The medicine is generally indicated for use only in adults.


Absolute Contraindications (Must Not Use)

Anoxicam is contraindicated for patients with a history of severe heart, liver, or kidney failure, including those with a Creatinine clearance less than 25 mL/min. Use is prohibited for individuals with an active or history of recurrent peptic ulceration or gastrointestinal hemorrhage, or a known hypersensitivity reaction (e.g., asthma, urticaria) to aspirin or other Non-Steroidal Anti-Inflammatory Drugs (NSAIDs). The drug is also contraindicated during the third trimester of pregnancy and in patients with haemorrhagic diathesis (bleeding disorders).


Restricted or Conditional Use

Use is not recommended in children and adolescents under 16 years of age as safety and efficacy have not been established. Use in the first and second trimesters of pregnancy and during lactation (breastfeeding) is also not recommended. Older adults (geriatrics) must use the lowest effective dose for the shortest duration possible due to heightened risk of adverse effects. Caution and monitoring are also required for patients with uncontrolled hypertension or non-severe renal or hepatic impairment.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Regulatory documentation establishes specific restrictions and risks associated with combining Anoxicam (Tenoxicam) with other substances. Co-administration with other Non-Steroidal Anti-Inflammatory Drugs (including COX-2 inhibitors) is formally advised to be avoided due to the cumulative risk of serious gastrointestinal adverse effects. Similarly, Salicylates are not recommended because they reduce the plasma concentration of Tenoxicam by displacement from protein binding sites, increasing its clearance.

Documented Exposure and Organ Risks

Interactions are defined by two main categories: additive toxicity and altered drug exposure. Co-administration with Oral Anticoagulants (e.g., Warfarin), Oral Corticosteroids, Antiplatelet agents, and Selective Serotonin Re-uptake Inhibitors (SSRIs) carries an increased risk of gastrointestinal ulceration or bleeding. Tenoxicam increases the plasma concentrations of both Lithium and Methotrexate when co-administered, requiring regulatory caution. Furthermore, combining Anoxicam with Diuretics, ACE Inhibitors, ARBs, Ciclosporin, or Tacrolimus may diminish their intended effect and is associated with an increased risk of renal failure.

Other Interaction Constraints

The timing of administration relative to food intake delays the rate of absorption of Anoxicam. Caution regarding documented interactions is required in patients with hepatic impairment or markedly reduced plasma albumin levels, as these conditions can influence the clinical significance of interaction patterns.

Mechanism of Action

Enzyme-Mediated Modulation of the Arachidonic Acid Cascade

The action of Tenoxicam (Anoxicam) is defined by the reversible, non-selective inhibition of the Cyclooxygenase (COX-1 and COX-2) enzymes. This molecular action suppresses the synthesis of prostaglandins, which are powerful lipid mediators. Reduced prostaglandin concentration modulates the sensitization of peripheral nerve endings and decreases localized vascular permeability. This mechanistic domain contributes to the modulation of chemical signaling that dictates afferent signal transmission and fluid extravasation.


Ancillary Cellular Modulatory Actions and Central Adjustment

Beyond its primary enzyme target, Tenoxicam engages secondary modulatory actions by stabilizing lysosomal membranes and acting as a scavenger of reactive oxygen species within inflammatory sites. This reduces the efflux of hydrolytic enzymes from cellular structures and neutralizes reactive molecules, limiting the progression of inflammatory cascades. Furthermore, the mechanism extends centrally to the hypothalamus. By reducing pyrogenic prostaglandins in this region, Tenoxicam allows for the downward adjustment of the body's thermoregulatory set-point, influencing core temperature dynamics.

Dosage and Administration Information

How to Use Anoxicam

Anoxicam (Tenoxicam) is primarily used in a once-daily administration pattern due to the prolonged presence of the active substance in the body, a characteristic of the oxicam class of NSAIDs. Administration requires the use of the lowest effective dose for the shortest possible duration to manage symptoms, consistent with regulatory guidelines.

Administration Routes and Forms

Anoxicam is available in forms for different routes of administration. Oral administration, using tablets or capsules, is the standard route for long-term and maintenance therapy. For initial acute treatment or when the oral route is not practical, the medicine may be given by intramuscular (IM) or intravenous (IV) bolus injection. This parenteral route is generally intended for a short duration of 1 to 2 days and must then transition to oral or rectal (suppository) administration for continuation.

Dosing and Timing

For chronic conditions such as rheumatoid arthritis or osteoarthritis, the standard dose is 20 mg taken once daily. For acute scenarios, such as acute gouty arthritis, a higher regimen is typically implemented: 40 mg once daily for the first two days, followed by 20 mg once daily for the subsequent five days. Oral tablets should be swallowed whole with water and are preferably taken with or after meals.

Population Considerations

Dosing regimens for older adults typically involve lower doses than those for younger adults, requiring careful clinical supervision. Anoxicam is generally not recommended for children and adolescents because dosage guidelines have not been established. Patients with mild to moderate renal or hepatic impairment may receive the usual dosage but require close monitoring, and the medication is avoided in cases of severe impairment.

Recent Clinical Evidence

Anoxicam: Recent Clinical Evidence

Mechanism of Action Studies

Research has explored Anoxicam's mechanism, suggesting it may influence liver function and may be associated with reduced pancreatic inflammation in study models. The drug was initially developed based on preclinical models suggesting modulation of key metabolic pathways involved in both organs.

  • Preclinical Findings: Initial investigations in animal models explored the drug's influence on specific enzymes and inflammatory markers related to acute and chronic conditions. These models suggested a potential for interaction with these pathways.

Studies in Acute Presentations

The approach was evaluated for its role in managing acute flare-ups. Studies primarily focused on measuring changes in blood markers and patient-reported outcomes following administration.

  • Phase II Trial Data: In a Phase II study (n=120), study participants exhibited a change in inflammatory markers within 48 hours of administration. The primary endpoint of this trial was the normalization of lipase levels.
  • Patient Outcome Assessment: Subsequent research examined the duration of hospitalization and the need for supplemental analgesic medication among study participants who received the drug compared to those who received a placebo.

Studies in Chronic Presentations

For chronic presentations, research has explored the drug's association with changes in pain reporting and overall quality of life. Findings from one study compared these outcomes to those observed with standard care.

  • Long-Term Follow-up: Long-term administration of the drug was evaluated for tolerability and persistence of study effects. One study examined outcomes after six months of administration. Research has noted potential side effects for individuals with pre-existing heart conditions, which led to specific monitoring criteria in subsequent trials.

Frequently Asked Questions (FAQ)

Common questions about Anoxicam (FAQ)

Q: How does Anoxicam differ from other medicines that treat similar conditions?

A: Anoxicam’s active substance, Tenoxicam, belongs to the oxicam chemical class of Non-Steroidal Anti-Inflammatory Drugs (NSAIDs). Regulatory documents state that this class is recognized for its prolonged presence in the body. This characteristic supports a reduced administration frequency, allowing for convenient once-daily use compared to some other NSAIDs.

Q: Is it normal to feel slightly nauseous after starting Anoxicam?

A: Gastrointestinal effects are common with medicines in the NSAID class. Official patient information documents mention that upset stomach or throwing up are documented as potential side effects associated with this medication. If any side effects become bothersome, official guidance advises that individuals consult with their healthcare provider for review.

Q: Can Anoxicam affect my sleep schedule?

A: Official patient information indicates that the medicine may affect a patient’s sleep. Both trouble sleeping (insomnia) and feeling sleepy or tired (somnolence) are listed as possible side effects that can occur with the use of the drug.

Q: Can Anoxicam cause drowsiness or make you tired?

A: The official safety information documents list common adverse reactions that affect the central nervous system. These reactions include dizziness, somnolence (drowsiness), and a feeling of weakness or tiredness. These potential effects are noted in official safety information.

Q: What should I do if the side effects of Anoxicam don't go away?

A: Official regulatory guidance advises contacting their doctor or seeking medical help if any side effects are persistent or do not resolve. Consulting a healthcare professional allows for the review of symptoms and necessary guidance.

Q: Does Anoxicam require any special monitoring or lab tests?

A: Regulatory guidance notes that blood work and blood pressure checks may be advised for those taking the medicine for a long duration. This monitoring is advised due to the potential for changes in blood pressure and organ function.

Q: Is Anoxicam known to cause weight changes?

A: Regulatory reports indicate that metabolic abnormalities, including rare occurrences of weight increase or decrease, have been observed. Fluid retention is a documented side effect, which may necessitate monitoring for weight changes.

Q: Is Anoxicam related to any other known class of drugs?

A: Yes, Anoxicam’s active ingredient, Tenoxicam, is classified as a Non-Steroidal Anti-Inflammatory Drug (NSAID). It belongs specifically to the oxicam chemical class, placing it among a recognized subgroup of medicines used for reducing pain and inflammation.

Q: What is the purpose of Anoxicam if it doesn't cure the underlying problem?

A: The general purpose of the medicine, according to official documentation, is to provide symptomatic relief. It works by reducing key physical signs of discomfort, such as pain, inflammation, and fever, rather than resolving the underlying medical condition itself.

Q: Can Anoxicam be taken if I have a history of kidney problems?

A: The medicine is strictly contraindicated in cases of severe kidney failure. For patients with a history of kidney problems, caution and continuous monitoring are generally required due to the risk of the medicine decreasing kidney function. This requires ongoing supervision by a clinician.

Q: What are the most common reasons why a doctor would stop prescribing Anoxicam?

A: Official safety information notes that immediate discontinuation of the medicine is necessary if severe adverse events occur, such as signs of a serious skin reaction or gastrointestinal bleeding. Discontinuation is also required if the medicine is needed during the third trimester of pregnancy.

Q: Can Anoxicam change the way my liver functions?

A: The medicine has the potential to cause serious liver problems and is associated with abnormal liver tests. Caution and monitoring are typically advised for patients with pre-existing liver impairment.

Q: Does Anoxicam have any known interactions with herbal remedies?

A: Official guidance emphasizes the importance of informing the prescribing clinician about all concurrent medicines. This includes vitamins, supplements, and herbal products, as they may influence how the medicine works or increase the risk of side effects.

Q: Can Anoxicam affect the results of any routine medical tests?

A: The medicine has the potential to cause abnormal results in both liver and kidney function tests. This potential requires caution and monitoring, particularly in individuals with pre-existing organ impairment.

Q: Are there specific lifestyle factors that can impact how Anoxicam works?

A: Regulatory patient guidance advises discussing smoking status and alcohol consumption with a doctor, as these may pose risks. Food intake is also documented to delay the rate of absorption of the medicine.

Q: Is Anoxicam available over the counter in any country?

A: The medicine is classified as prescription-only (POM or S4) in major regulatory regions, including the UK and Australia. Official patient information states the medicine is typically available by prescription only.

Q: Does Anoxicam affect blood pressure or heart rate?

A: The medicine is associated with a risk of high blood pressure and can increase the chance of heart failure. Monitoring of blood pressure and heart-related symptoms is commonly advised during treatment.

Q: Is Anoxicam commonly used in other countries outside the US?

A: Yes, the active ingredient, Tenoxicam, is widely available and used in many countries worldwide. Regulatory documentation is published by government authorities in regions including Europe, Canada, Australia, and New Zealand.

Q: What is the risk of having a serious allergic reaction to Anoxicam?

A: Official safety documents state that severe skin reactions, including Stevens-Johnson Syndrome, have been reported and appear to be at the highest risk early in the course of therapy. Known hypersensitivity to the drug or any component is listed as a contraindication for use.

Q: Is there a generic version of Anoxicam available?

A: The active ingredient is Tenoxicam, which is the international nonproprietary name (INN). This ingredient is available under its nonproprietary name from multiple suppliers in many regions, serving as a generic version of the brand-named product.

Q: How is Anoxicam generally eliminated from the body?

A: The active substance is primarily metabolized by the liver into several pharmacologically inactive metabolites. It is then eliminated from the body, and pharmacokinetic data indicates a long elimination half-life for the substance.

Q: What does the patient leaflet say about taking Anoxicam with alcohol?

A: Patient information suggests that individuals discuss alcohol consumption with a prescribing clinician. Note is also made that combining the medicine with alcohol may potentially worsen side effects such as dizziness or light-headedness.

Q: Does taking Anoxicam require any changes to my diet?

A: Official administration instructions state that oral tablets are preferably taken with or after meals. However, food intake is also documented to delay the rate of absorption of the medicine.

Q: How do researchers measure the success of Anoxicam in clinical trials?

A: Measures of success in clinical trials have included objective metrics like changes in inflammatory blood markers and normalization of specific enzyme levels. Researchers also use patient-reported outcomes to assess subjective experiences such as pain and the need for supplemental analgesic medication.

Q: Is Anoxicam safe for use in older adults (seniors)?

A: Regulatory guidance advises that older adults must use the lowest effective dose for the shortest duration possible. This caution reflects a heightened risk of adverse effects in this population and highlights the need for careful clinical supervision.

Q: Can children or teenagers be prescribed Anoxicam?

A: The medicine is generally not recommended for children and adolescents under 16 years of age. Official documents state that safety and efficacy guidelines for this specific age group have not been established.

Q: Why is Anoxicam not approved for use in all age groups?

A: Official documents note that the medicine is not recommended for children and adolescents because safety and effectiveness in age groups under 16 have not been established through regulatory guidelines. The medicine is generally indicated only for adults.

Q: What is the typical duration of treatment with Anoxicam?

A: Administration for acute injectable treatment is generally intended for a short duration of one to two days. For chronic conditions, regulatory guidelines emphasize using the lowest effective dose for the shortest possible duration consistent with the individual's treatment goals.

Q: Can people with allergies to certain dyes or fillers take Anoxicam?

A: The medicine is contraindicated in patients who have a known hypersensitivity to the active substance or to any of the excipients (inactive ingredients), such as dyes or fillers, used in the product compound.

Q: Why is it important to continue taking Anoxicam even if I feel better?

A: For chronic inflammatory conditions, the medicine is used to achieve continuous symptomatic control. Official documentation emphasizes the need to maintain a consistent therapeutic concentration of the active substance over time to ensure this continuous control.

How should Anoxicam be stored and disposed of?

How to Store and Dispose of Anoxicam (Tenoxicam)

Anoxicam must be stored and disposed of according to official regulatory requirements to maintain its stability and prevent environmental harm.

Storage Requirements

Condition Requirement
Temperature Store at controlled room temperature, typically below 25 C. Do not freeze the product.
Protection Keep in the original container and protect from moisture and light. The container must be kept tightly closed.
Child Safety The medication must be stored out of the sight and reach of children.
Stability (Injection) Any solution reconstituted from the powder for injection must be used immediately.

Disposal Instructions

Expired or unused Anoxicam must not be disposed of via wastewater or regular household waste. Consumers are required to consult a pharmacist or utilize local collection programs for proper disposal.

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

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