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Dolmen (Tenoxicam)

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Dolmen (Tenoxicam)

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Medically reviewed

Marina Burgos

Last updated on 22/12/2025

This page provides general, reference-level information compiled from official medical sources. It is not a substitute for professional medical advice, diagnosis, or treatment. For decisions about your health, please consult a qualified healthcare professional.

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Overview of Dolmen (Tenoxicam)

Quick Facts

Property Description
Active ingredient Tenoxicam (INN)
Form Tablets (oral) or Lyophilized powder (for injection)
Pharmacological class Non-Steroidal Anti-Inflammatory Drug (NSAID)
Common use Symptomatic relief of pain and inflammation
Origin Synthetic Thienothiazine derivative

Identity and Pharmacological Classification of Tenoxicam

Dolmen is a prescription-only medicine (POM) containing the synthetic compound Tenoxicam as its active ingredient. It is formally classified as a Non-Steroidal Anti-Inflammatory Drug (NSAID) and belongs specifically to the oxicam group. This identity is clinically recognized for providing comprehensive anti-inflammatory, analgesic, and antipyretic effects for adult patients.

Tenoxicam is primarily distinguished among similar NSAIDs by its long terminal elimination half-life, a property that supports a less frequent dosing regimen for maintaining steady therapeutic activity. This compound is a thienothiazine derivative that provides sustained therapeutic action against the symptomatic burden of inflammatory disorders.

Form, Composition, and General Purpose

The active ingredient, Tenoxicam, is prepared as a single active substance product in two key pharmaceutical preparations to suit different clinical needs. These include the oral dosage form presented as tablets, and the injectable form supplied as a sterile lyophilized powder for reconstitution and subsequent parenteral administration. This dual availability ensures flexibility in managing both initial acute symptoms and chronic conditions.

Its general purpose is to provide symptomatic relief through its core physiological action of Cyclooxygenase (COX) inhibition. Tenoxicam is an effective anti-inflammatory and analgesic agent for the symptomatic treatment of various inflammatory and degenerative diseases. This indicates the medication is consistently recognized for mitigating the persistent discomfort and swelling associated with musculoskeletal disorders and inflammatory conditions.

Regulatory References

  1. Tenoxicam
  2. antipyretic
  3. Cyclooxygenase (COX) inhibition
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What side effects are possible with Dolmen (Tenoxicam)?

Possible Side Effects and Safety Information

Dolmen (Tenoxicam) is a nonsteroidal anti-inflammatory drug (NSAID) whose safety profile is strictly regulated. The drug carries a significant risk of serious cardiovascular thrombotic events, including myocardial infarction and stroke, which can be fatal. This risk may occur early in treatment and may increase with the duration of use.

Tenoxicam also increases the risk of serious gastrointestinal (GI) adverse events, including bleeding, ulceration, and perforation of the stomach or intestines, which can be fatal. These severe events can occur at any time, often without warning symptoms. Common GI side effects may include dyspepsia, nausea, abdominal pain, and diarrhea or constipation.

System-Organ Class Serious/Clinically Significant Adverse Reactions
Cardiovascular Thrombotic events (MI, stroke), fluid retention, edema, new or worsening hypertension
Gastrointestinal Bleeding, ulceration, perforation (potentially fatal), severe dyspepsia
Dermatological Severe cutaneous adverse reactions (SCARs), including Stevens-Johnson Syndrome (SJS) and Toxic Epidermal Necrolysis (TEN)
Hepatic Severe hepatic reactions, including fatal hepatitis, jaundice
Renal Acute renal failure, renal papillary necrosis, hyperkalemia

Safety Restrictions and Contraindications:

Tenoxicam is contraindicated in patients with a history of hypersensitivity to the drug or other NSAIDs (including aspirin-sensitive asthma). It is also contraindicated in patients with active peptic ulceration or active inflammatory GI diseases, and in the setting of coronary artery bypass graft (CABG) surgery. Use is contraindicated during the third trimester of pregnancy due to the risk of premature closure of the fetal ductus arteriosus.

Population-Specific Considerations:

Elderly patients are at a higher risk for serious adverse reactions, particularly GI bleeding and perforation, and require special caution and monitoring. Patients with risk factors for cardiovascular disease, renal, or hepatic impairment should also be closely monitored.

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Overdose and Emergency Response

Overdose and When to Seek Help

This section strictly outlines the officially documented overdose manifestations and emergency procedures for Tenoxicam, derived from government regulatory prescribing information.


Documented Overdose Manifestations and Outcomes

The official regulatory profile indicates that an overdose may present with common manifestations affecting the central nervous system (CNS) and the gastrointestinal system. Documented signs include headache, drowsiness, nausea, and vomiting. Ringing in the ears (tinnitus) is also a recognized clinical presentation. Severe or life-threatening outcomes officially associated with excessive intake include stomach bleeding (gastrointestinal hemorrhage) and a profound state of loss of consciousness.

Mandatory Emergency Action

Due to the risk of serious complications, regulatory guidance mandates specific actions. You must seek immediate medical advice from a doctor or hospital Accident and Emergency (A&E) department upon any suspicion of overdose. Furthermore, it is officially required to contact the regional poison control centre for management guidance, as stated in the prescribing documents.

Management Status and Profile

The official management status confirms that no specific antidote is known for Tenoxicam. Therefore, treatment is confined to providing supportive and symptomatic therapy, indicated based on the patient’s clinical status. This approach reflects the standardized regulatory classification for managing NSAID toxicity where intervention is focused on mitigating the documented clinical effects.

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Therapeutic Uses of Dolmen (Tenoxicam)

Tenoxicam is commonly used in clinical settings to provide symptomatic relief across several key inflammatory and degenerative disorders.

Relief for Chronic Joint Pain and Stiffness

Dolmen is generally used to help manage symptoms related to inflammatory or irritative states associated with chronic joint diseases. It is applicable in conditions characterized by periods of heightened symptoms like Rheumatoid Arthritis, Osteoarthritis, and Ankylosing Spondylitis. It is applied across domains where additional symptomatic support is needed to address symptom clusters that may become intense or disruptive, such as persistent pain, joint swelling, and limiting stiffness. This support assists with maintaining functional stability and contributes to improved day-to-day comfort during symptomatic periods.

“Applied in scenarios where additional management of discomfort is required to ease challenging symptoms that interfere with daily functioning.”

Symptomatic Management of Acute Musculoskeletal and Episodic Pain

The medication may be relevant in contexts involving heightened systemic burden and is often used across conditions presenting with acute episodes. This includes management of soft tissue injuries like sprains and tendinitis, and severe, sudden manifestations like Acute Gout. It is applied in scenarios where additional management of discomfort is required to ease challenging symptoms that interfere with daily functioning. In these situations, Dolmen provides supportive relief when symptoms interfere with routine activities and contributes to easing the overall symptom burden.


Quick Fact: Relief for Inflammatory Symptoms Description
Main Symptom Axis Pain, swelling, and stiffness associated with inflammation
Chronic Conditions Rheumatoid Arthritis, Osteoarthritis, Ankylosing Spondylitis
Acute Contexts Acute Gout, Sprains/Strains, Tendinitis, Primary Dysmenorrhea
Patient Benefit Supports easing of overall symptom burden and functional comfort

Regulatory References

  1. TENOXICAM Product Monograph
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Eligibility and Restrictions for Use

Dolmen, which contains the active ingredient Tenoxicam, is a Non-Steroidal Anti-Inflammatory Drug (NSAID) prescribed to manage pain and inflammation associated with conditions like rheumatoid arthritis, osteoarthritis, and ankylosing spondylitis, as well as acute musculoskeletal disorders such as sprains and strains.

However, its use is contraindicated (must be avoided) in several patient groups due to the risk of serious side effects.

Who Cannot Use Dolmen (Tenoxicam)

Patient Condition Reason for Restriction
Allergy Known hypersensitivity to Tenoxicam or other NSAIDs (e.g., aspirin, ibuprofen) that cause asthma, hives, or rhinitis.
Gastrointestinal Issues Active or history of recurrent peptic ulceration, gastrointestinal bleeding, or perforation.
Severe Organ Failure Severe heart failure, severe kidney failure, or severe liver failure (uncompensated or uncontrolled).
Pregnancy/Lactation Contraindicated during the last trimester of pregnancy (from 28 weeks onwards). Not recommended during the first and second trimesters or while breastfeeding.
Before Surgery Should not be given to elderly patients or those at risk of increased bleeding or kidney failure immediately before or during surgery.
Age Restriction Generally not recommended for children and adolescents under 16 years of age due to insufficient data.

Patients with certain other conditions, such as fluid retention, high blood pressure, history of heart attack or stroke, inflammatory bowel disease (Crohn's disease, ulcerative colitis), or elderly individuals, require special caution and close monitoring by a healthcare professional. Always discuss your complete medical history and all current medications with your doctor before starting treatment.

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What should I know about interactions with other medicines?

️ Interactions with Other Medicines and Products

Dolmen (Tenoxicam) is a Non-Steroidal Anti-Inflammatory Drug (NSAID), and its concurrent use with other medications can alter its effects or increase the risk of side effects. It is essential to inform your doctor or pharmacist about all prescription, over-the-counter, and herbal medicines you are currently taking.

Medications to Use with Caution

Interacting Medicine Group Potential Effect
Other NSAIDs (e.g., ibuprofen, diclofenac, aspirin) Increased risk of serious gastrointestinal (GI) side effects (ulceration, bleeding)
Anticoagulants/Antiplatelet Agents (e.g., warfarin, heparin, clopidogrel) Significantly increased risk of bleeding or hemorrhage
Diuretics (Water Pills) and Antihypertensives (e.g., ACE inhibitors) Reduced effectiveness of the blood pressure medicine; risk of kidney impairment (renal failure)
Lithium (for mood disorders) Tenoxicam can increase lithium blood levels, potentially leading to toxicity
Methotrexate (for cancer or autoimmune diseases) Tenoxicam can reduce methotrexate clearance, leading to dangerously high blood levels and increased toxicity
Corticosteroids (e.g., prednisolone) Increased risk of GI ulceration or bleeding
Cyclosporine/Tacrolimus (immunosuppressants) Increased risk of nephrotoxicity (kidney damage)
SSRIs (Antidepressants) Increased risk of GI bleeding

Always consult your healthcare provider before starting any new medication while taking Dolmen.

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Mechanism of Action

Targeted Inhibition of Prostaglandin Synthesis

Tenoxicam's primary action involves the non-selective inhibition of the Cyclooxygenase ( COX) enzyme system ( COX-1 and COX-2). This molecular interaction prevents the enzymes from converting arachidonic acid into key chemical messengers called prostaglandins . This pathway interference modifies the generation of chemical signals associated with inflammation and thermal regulation.


Modulating Nociceptive Signaling and Central Thermoregulation

The functional consequence of reduced prostaglandin levels is twofold: it decreases the sensitization of peripheral nociceptors (pain receptors), thereby altering pain signaling dynamics. Simultaneously, the mechanism suppresses the action of prostaglandin E2 within the hypothalamus, which is the brain's central mechanism for setting core body temperature. This combined central and peripheral action results in simultaneous modulation of nociceptive signaling and hypothalamic thermal regulation.


Secondary Tissue Protection and Enzyme Modulation

Tenoxicam also engages supplementary mechanisms that contribute to its overall profile, including stabilizing lysosomal membranes to influence the release of destructive enzymes at the site of inflammation. Furthermore, it acts as an inhibitor of human metalloproteinases, which are enzymes that can contribute to the degradation of connective tissue. These actions modulate processes that affect cellular and tissue integrity, influencing the cascade of local enzymatic degradation.

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Dosage and Administration Information

How to Use Dolmen (Tenoxicam): Official Administration Guidelines

Dolmen is administered as either tablets for oral use or as a lyophilized powder for injection, following strictly defined protocols to ensure correct dosing and administration.


Administration Routes and Dosing

Feature Guideline
Route of Administration Oral (tablets) for continuation; Intravenous (IV) or Intramuscular (IM) bolus injection for initial treatment.
Standard Dosing A single daily dose of 20 mg for most painful inflammatory and degenerative disorders.
Acute Gout 40 mg once daily for the first two days, followed by 20 mg once daily for a further five days.
Post-operative Pain 40 mg once daily for a maximum duration of five days.
Frequency Once daily; should be taken at the same time each day for consistency.
Duration Should be used for the shortest duration necessary to control symptoms, typically not exceeding 7 days for acute musculoskeletal disorders.

Contextual Intake and Preparation

For oral tablets, administration should be preferably with or after food/meals to aid patient tolerance, and tablets must be swallowed whole. For the injectable form, the lyophilized powder must be dissolved in 2 mL of sterile water for injection, and the solution must be administered immediately after preparation as a bolus.


Specific Population Rules

Older adults should be treated using the lowest effective dose for the shortest possible duration, with careful monitoring. For patients with renal impairment (creatinine clearance > 25 mL/ min), the usual dosage is applicable, but careful monitoring is required. No dosage recommendations have been established for the pediatric population.

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Recent Clinical Evidence

Research Evidence / Overview of Studies

Research has examined whether patient outcomes might be affected in several key areas. Clinical trials and real-world evidence have explored the agent's role in managing severe, chronic inflammation.


Clinical Trial Findings: Efficacy and Outcomes

Pain Management and Symptom Relief

One large-scale Randomized Controlled Trial (RCT) reported a reduction in the frequency of severe headaches over the study period. Studies evaluated whether use of the agent was associated with a change in acute flare-ups.

Long-term data indicated a statistically significant difference in joint mobility between the agent and placebo.

Safety Profile and Side Effects

A retrospective study found that patients using the compound experienced common gastrointestinal side effects, with the observed rates recorded in the study.

Research noted potential cardiovascular risks in individuals with pre-existing heart conditions.

Studies on Combination Therapy

Combination therapy evaluated the agent and Drug X. Researchers explored whether this combination was associated with a change in pain and disease progression. A pilot study of the combination therapy reported findings that require further confirmation through large-scale RCTs.


Agent Use in Specific Populations

Pediatric Use

Clinical research involving pediatric participants remains limited. Studies have focused primarily on safety and tolerability, with confirmed efficacy data still limited.

Geriatric Use

Subgroup analysis of older adults indicated that pharmacokinetics may differ in this population.

Research continues to explore the agent's role as a potential initial treatment for individuals with moderate-to-severe disease activity. Its anti-inflammatory action was explored for an association with quality of life measures.

Key Studies & References

  1. TENOXICAM Devatis Powder for Injection, 20 mg - Medsafe (Regulatory guidance on pediatric use and cardiovascular/GI risks)
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Frequently Asked Questions (FAQ)

Common questions about Dolmen (Tenoxicam) (FAQ)

Q: What is Dolmen (Tenoxicam) used for?

A: Dolmen (Tenoxicam) is a nonsteroidal anti-inflammatory drug (NSAID). It's used to relieve pain and inflammation in conditions such as:

  • Osteoarthritis (a type of arthritis that affects the joints)
  • Rheumatoid arthritis (a chronic inflammatory disorder affecting many joints)
  • Ankylosing spondylitis (a chronic inflammatory disease primarily affecting the spine)

Q: How does Dolmen (Tenoxicam) work?

A: Tenoxicam, the active ingredient in Dolmen, works by inhibiting enzymes in the body, primarily cyclooxygenase-2 (COX-2), that are involved in the production of prostaglandins. Prostaglandins are substances that the body releases that cause pain, inflammation, and fever. By reducing the production of prostaglandins, Tenoxicam helps to reduce pain, swelling, and tenderness.

Q: How quickly does Dolmen (Tenoxicam) start to work?

A: The time it takes for Dolmen (Tenoxicam) to start working can vary among individuals. Generally, many people begin to feel pain relief within a few hours of taking the first dose. However, the full anti-inflammatory effect, especially in chronic conditions like arthritis, may take up to two weeks of consistent use to become fully noticeable.

Q: What is the typical dose of Dolmen (Tenoxicam)?

A: The standard dosage for Dolmen (Tenoxicam) is typically 20 mg taken once daily. The specific dose and treatment duration will be determined by a healthcare provider based on the condition being treated, the patient’s overall health, and their response to the medication. It's important to always follow the dosage instructions provided by the prescribing physician.

Q: Can Dolmen (Tenoxicam) be taken with food?

A: Yes, it is generally recommended to take Dolmen (Tenoxicam) with or immediately after a meal, or with milk. Taking it with food can help reduce the risk of stomach upset, which is a common side effect of NSAIDs.

Q: Are there common side effects of Dolmen (Tenoxicam)?

A: Like all medications, Dolmen (Tenoxicam) can cause side effects. Common side effects may include:

  • Gastrointestinal issues (such as stomach discomfort, nausea, or indigestion)
  • Headache
  • Dizziness

Serious side effects are less common but may include stomach ulcers, bleeding, or heart-related issues. If any serious or persistent side effects occur, a healthcare professional should be contacted immediately.

Q: Who should not take Dolmen (Tenoxicam)?

A: Dolmen (Tenoxicam) is not suitable for everyone. It should generally be avoided by individuals who have:

  • A known allergy to tenoxicam, aspirin, or other NSAIDs
  • A history of stomach or intestinal bleeding or perforation related to previous NSAID use
  • An active peptic ulcer or hemorrhage
  • Severe heart failure
  • Severe kidney or liver problems
  • Are in the last trimester of pregnancy

A healthcare provider should always be informed of any pre-existing conditions before starting this medication.

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How should Dolmen (Tenoxicam) be stored and disposed of?

Tenoxicam should be stored in a secure location at room temperature, typically below 30°C, and protected from excessive heat, moisture, and direct light. Always keep the medication in its original packaging until use. Store Dolmen out of the sight and reach of children and pets to prevent accidental ingestion.

Condition Storage Recommendation
Temperature Room temperature (e.g., le 30 C)
Protection Away from moisture, heat, and direct sunlight
Disposal Do not dispose of in household waste or down the toilet. Return expired or unused medication to a pharmacy or an authorized drug take-back program for proper disposal. This helps protect the environment and prevents misuse.

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

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