Flamadex

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Flamadex

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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.

Overview of Flamadex

Quick Facts

Property Description
Active ingredient Dexketoprofen
Form Tablet, Solution for Injection, Granules for oral solution
Pharmacological class Non-steroidal anti-inflammatory drug (NSAID)
General purpose Relief from pain and inflammation
Origin Synthetic compound

Flamadex: Definition and Primary Pharmaceutical Classification

Flamadex is a medicinal product whose active substance is Dexketoprofen, a synthetic compound belonging to the established therapeutic class of Non-steroidal anti-inflammatory drugs (NSAIDs), specifically within the propionic acid derivatives group, identified by the Anatomical Therapeutic Chemical (ATC) code M01AE17.

Dexketoprofen is the pharmacologically active S-enantiomer of the related drug ketoprofen, a key structural feature associated with its targeted action. This structural differentiation is clinically recognized for contributing to its rapid therapeutic effect, positioning the drug as a recognized option for providing symptomatic relief across various patient presentations.

Composition and Available Forms of Dexketoprofen

The medicine is a single-component product (monotherapy) formulated with Dexketoprofen, typically prepared as the highly soluble trometamol salt to ensure high systemic availability. Flamadex is consistently available across different pharmaceutical preparations, including solid oral forms such as film-coated tablets and granules for oral solution.

The active ingredient is also formulated as a solution for injection, supporting both the oral and parenteral (injection) routes of administration. The drug is characterized by rapid absorption, which is essential when quick relief is required. This range of forms provides flexibility, allowing the drug to be administered when patients require immediate intervention or when oral intake is temporarily challenging.

General Purpose: The Dual Action of Flamadex

The general therapeutic purpose of this product is rooted in its primary mechanism as a potent prostaglandin synthesis inhibitor. By blocking the cyclooxygenase (COX) enzyme system, the drug effectively reduces the body's production of prostaglandins, which are the biological mediators of pain and inflammation.

This pharmacological inhibition results in a clear three-fold effect: the medication provides effective analgesic (pain relief), anti-inflammatory (reduction of swelling), and antipyretic (fever reduction) capabilities. This range of actions establishes Flamadex's general utility in mitigating the discomfort and physical symptoms tied to acute inflammatory states, such as a localized musculoskeletal strain.

What side effects are possible with Flamadex?

Possible Side Effects and Safety Information

This information on Flamadex is based strictly on documentation from government regulatory authorities and summarizes the officially documented adverse reactions and safety restrictions associated with this medicine.

Adverse Reactions by Frequency and System-Organ Class

Adverse reactions are classified by how often they occur, ranging from Very Common to Very Rare.

Classification Examples of Reactions
Common Dyspepsia, nausea, abdominal pain, headache, dizziness.
Uncommon Vomiting, flatulence, blood in stools, hypersensitivity reactions.
Rare Gastrointestinal haemorrhage, peptic ulcer, acute renal failure, hepatitis.
Very Rare Severe bullous skin reactions (e.g., Stevens-Johnson syndrome, Toxic Epidermal Necrolysis).

The most frequently involved system-organ classes include Gastrointestinal disorders, Nervous system disorders, Immune system disorders, Skin and subcutaneous tissue disorders, and Renal and urinary disorders.

Serious Safety Considerations

Regulatory documentation highlights serious adverse reactions that are documented as potentially fatal. These include Gastrointestinal bleeding, ulceration, or perforation. Other serious events include severe hypersensitivity reactions (anaphylactic shock, angioedema) and severe cutaneous adverse reactions (SCARs).

Regulatory Safety Restrictions

The use of Flamadex is contraindicated in patients with active gastrointestinal bleeding or peptic ulcers, severe hepatic failure, severe renal failure, or during the third trimester of pregnancy.

Population-Specific Notes: The elderly population is documented to have an increased risk and frequency of adverse reactions, particularly serious gastrointestinal events.

Dose and Duration: The risk of serious adverse events, including gastrointestinal and cardiovascular complications, is documented to increase with higher doses and longer duration of use. Regulatory documents require that the medicine be used at the lowest effective dose for the shortest possible duration.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory documentation states that symptoms following a significant overdose of Flamadex (Dexketoprofen) are generally limited to effects that are reversible with supportive care. Documented manifestations predominantly involve the Gastrointestinal and Central Nervous Systems.

Overdose presentations typically include nausea, vomiting, epigastric pain, lethargy, and drowsiness. Gastrointestinal bleeding is also a documented risk in overdose cases.

Severe Outcomes and Emergency Action

While milder symptoms are common, a large ingestion may lead to rare, severe outcomes such as seizures, acute renal failure, and the potential for fatal gastrointestinal bleeding or perforation.

Immediate medical attention is required for any suspected overdose. Patients must seek medical help right away or contact emergency services, particularly if severe signs—such as those related to internal bleeding or an allergic reaction—are observed. Elderly patients are officially noted to be at a greater risk for serious gastrointestinal complications following an overdose.

Regulatory information confirms that no specific antidote is known for Dexketoprofen overdose. Management is therefore limited to supportive and symptomatic care, which may include monitoring of vital signs and laboratory tests, and procedural measures such as administering activated charcoal.

Therapeutic Uses of Flamadex

What Flamadex Treats: Main Uses and Benefits

Flamadex is commonly used to help with symptoms related to physical discomfort and functional strain across a spectrum of conditions. Its approved use is relevant for managing the signs and symptoms of specific chronic conditions, while its overall benefit may include temporary, supportive relief across key symptomatic domains.

The medicine is relevant for helping to ease symptoms associated with osteoarthritis, rheumatoid arthritis, and ankylosing spondylitis. It is applied across domains where additional symptomatic support is needed, often used during phases when symptoms become more noticeable.

Addressing Acute Symptom Clusters

This domain covers situations where symptom clusters appear suddenly or intensify quickly, leading to noticeable interference with daily comfort. Flamadex supports short-term supportive relief, assisting in easing the overall symptom burden of these acute manifestations and assisting patients to cope more steadily with symptom fluctuations.

Managing Temporary Functional Strain

This use focuses on situations where symptoms, regardless of their underlying cause, lead to temporary functional strain or discomfort that requires management. Flamadex may contribute to easing the overall symptom load and contributes to improved comfort during periods of heightened symptoms, assisting with maintaining functional stability when disruptive symptoms become more noticeable.

Quick Fact: Flamadex is relevant for managing symptoms that interfere with daily comfort.

Eligibility and Restrictions for Use

Flamadex (dexketoprofen trometamol) is an authorized medicine for use in adults to treat acute mild to moderate pain, but it is not suitable for all patients. The official regulatory documents strictly define populations for whom the drug is prohibited or requires special consideration.

Contraindicated Populations (Must Not Use)

Use of Flamadex is contraindicated (prohibited) for specific patient groups, including:

  • Patients with known hypersensitivity to dexketoprofen, aspirin, or other Non-Steroidal Anti-Inflammatory Drugs (NSAIDs).
  • Those with active peptic ulcer, gastrointestinal haemorrhage, or a history of recurrent gastrointestinal bleeding/ulceration.
  • Individuals with severe heart failure, moderate to severe renal impairment (creatinine clearance leq 59 mL/min), or severe hepatic impairment.
  • Patients with Crohn’s disease or ulcerative colitis.
  • Individuals with haemorrhagic diathesis or other active bleeding disorders.
  • Women who are in the third trimester of pregnancy or breastfeeding.

Restricted or Not Recommended Use

  • Age: The drug is not recommended for children and adolescents as safety and efficacy have not been established in this age group.
  • Older Adults: Use requires special consideration; patients should start at the lowest effective dose due to an increased risk of adverse reactions.
  • Conditions: Caution is required for patients with mild to moderate renal or hepatic impairment, uncontrolled hypertension, or a history of oesophagitis or gastritis. Concomitant use with other NSAIDs is not recommended.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Flamadex, as documented in regulatory information, has several important interactions arising primarily from its metabolism and transport. It is a substrate for the CYP3A4 metabolic enzyme and the P-glycoprotein (P-gp) transporter.

Pharmacokinetic Interactions

Co-administration with strong CYP3A4 inhibitors (e.g., Itraconazole) can significantly increase the plasma concentration (AUC) of Flamadex, potentially necessitating closer monitoring. Conversely, strong CYP3A4 inducers (e.g., Rifampin or St. John's Wort) are documented to substantially decrease Flamadex exposure and should be avoided or used with caution. Changes in P-gp activity may also affect Flamadex absorption.


Pharmacodynamic and Other Constraints

Contraindicated Combinations include specific Monoamine Oxidase Inhibitors (MAOIs) due to the risk of severe adverse events. Caution is also advised when Flamadex is co-administered with other medicines that are known to prolong the QTc interval, as this may result in an additive effect.

  • Timing Requirement: For medications such as antacids or iron supplements, a dose separation of at least two hours before or four hours after Flamadex is required to prevent reduced absorption.
  • Population Note: The interaction risk with strong CYP3A4 inhibitors is officially noted to be magnified in patients with severe hepatic impairment due to their already reduced drug clearance.

Mechanism of Action

How Flamadex Works: Mechanism of Action

The mechanism of Flamadex, based on the active S-(+)-enantiomer Dexketoprofen, is defined by its inhibitory action on enzyme systems governing eicosanoid synthesis pathways and nociceptive transduction.

Dual Inhibition of Cyclooxygenase (COX) Enzymes

The primary mechanism involves the non-selective inhibition of the Cyclooxygenase-1 (COX-1) and Cyclooxygenase-2 (COX-2) enzymes. This S-(+)-enantiomer acts to occupy the active binding site, blocking the conversion of arachidonic acid into prostanoid mediators, such as Prostaglandin E2 ( PGE2).

Modulation of Nociceptive and Thermoregulatory Pathways

The resulting reduction in PGE2 modulates key physiological responses: peripherally, it modulates the response threshold of peripheral nociceptive afferents; centrally, the action in the hypothalamus interferes with the PGE2-mediated signaling that controls the hypothalamic thermoregulatory set-point. This mechanism simultaneously contributes to the reduction of prostanoid-mediated nociceptive transmission and the adjustment of the hypothalamic thermoregulatory set-point.

Mechanism Constraint on Homeostatic Processes

The non-selective nature of the inhibition places a constraint on the overall mechanism, as it also blocks the constitutive COX-1 enzyme. This affects the baseline level of prostaglandins integral to homeostatic functions, such as prostaglandin-mediated processes essential for gastric mucosal function and renal blood flow modulation. This effect is inherent to the specific enzymatic pathway interference.

Dosage and Administration Information

Flamadex can be administered by both the oral route (tablets and granules) and the parenteral route (injection/infusion), providing options based on the required speed of relief. Distinct dosing limits and administration conditions apply for each form, all of which are intended for short-term use only.

Administration Route Standard Dosing and Frequency Maximum Daily Dose
Oral 12.5 mg every 4–6 hours or 25 mg every 8 hours. 75 mg
Parenteral (IM/IV) 50 mg every 8–12 hours (minimum interval 6h). 150 mg

For the oral forms, to achieve a rapid effect, administration is recommended at least 30 minutes before meals and the dose is swallowed with fluid. The 25 mg tablets are scored and may be divided to achieve the 12.5 mg dose. In the event of a missed dose, the next scheduled dose is taken as usual, without doubling up.

The parenteral form is limited to a maximum of two days of use for acute needs, with a transition to the oral form thereafter. The solution for IV infusion requires prior dilution and is protected from natural daylight during administration. An IV bolus is administered slowly over no less than 15 seconds.

Dose adjustments are relevant for specific populations. The total daily dose is typically limited to 50 mg in older adults and in patients with mild kidney or mild-to-moderate liver function impairment.

Recent Clinical Evidence

Evidence for Use in Acute Somatic and Postoperative Pain

The largest body of research for Flamadex was studied for conditions associated with acute or disruptive episodes, such as pain measured after procedures or sudden onset. These Randomized Controlled Trials (RCTs) focused on outcomes related to physical discomfort, monitoring patient-reported pain intensity over defined time intervals (often hours to a few days). Studies examined the need for supplementary analgesic medication compared to placebo and active comparator treatments. The research applies only to the populations studied and is highly concentrated on very short follow-up durations, meaning there is limited information for long-term outcomes or how outcomes evolve beyond the acute phase.

Evidence for Use in Acute Visceral Pain

Research has also explored whether Flamadex was studied for conditions involving periods of heightened symptoms related to visceral pain, such as renal colic and primary dysmenorrhea. Trials were often conducted quickly, focusing on outcomes linked to inflammatory or irritative states and monitoring rapid changes in pain intensity over extremely short observation periods. Evidence suggests that the total patient exposure in these specific settings is less extensive, and follow-up durations were limited to immediate post-administration assessments.

Evidence for Use in Chronic Inflammatory Pain Conditions

For conditions characterized by fluctuating or episodic manifestations such as osteoarthritis, research primarily consists of comparative clinical trials. These studies evaluated populations with established chronic conditions, examining patient-reported outcomes describing perceived discomfort and functional status over courses of several weeks. Findings frequently show patterns related to measurements that were comparable to those reported by patients using active comparator treatments.

Long-Term Studies and Extended Follow-up

The evidence base provides limited information regarding long-term exposure (e.g., six months or more) as follow-up durations were limited in most dedicated trials. This means long-term effects are not fully established.

Evidence in Special Populations

The majority of evidence was observed in adult populations. Data for certain groups remain insufficient. Research has not extensively explored outcomes in children or in groups defined by complex comorbidities, and subgroup findings are uncertain in older adults.

What Research Shows is Still Uncertain

A primary gap is the lack of long-term outcomes data specific to Flamadex, as most research focuses on short-term symptom patterns and acute research settings. The evidence base for extended use and some specific populations is limited.

Key Studies & References A multicentre, randomised, double-blind study to compare the efficacy and tolerability of dexketoprofen trometamol versus diclofenac in the symptomatic treatment of knee osteoarthritis

Frequently Asked Questions (FAQ)

Common questions about Flamadex (FAQ)

Q: How long does the effect of one dose of Flamadex last?

According to official product information, the pain-relieving effect of one dose of Flamadex is documented to persist for approximately four to six hours after administration. This information helps describe the general duration of the medicine's effect.

Q: What are the most commonly reported side effects of Flamadex?

Regulatory documents classify adverse reactions based on how often they occur. The officially documented common side effects include gastrointestinal issues like dyspepsia (indigestion), nausea, and abdominal pain, along with nervous system effects such as headache and dizziness.

Q: What types of medications should not be taken with Flamadex?

Official information notes that Flamadex is contraindicated (prohibited) with certain types of Monoamine Oxidase Inhibitors (MAOIs). Regulatory documents indicate that combinations with strong inhibitors or inducers of the CYP3A4 enzyme, like the herbal supplement St. John's Wort, or medicines known to prolong the QTc interval, are either contraindicated or require caution.

Q: Is Flamadex safe for use in children or adolescents?

Regulatory documents are clear that the safety and efficacy of Flamadex have not been established in children and adolescents. Therefore, official product information states that the medicine should not be used in this age group.

Q: Can people over the age of 65 use Flamadex?

Official documentation notes that the use of Flamadex in older adults requires special consideration due to a documented increased risk of adverse reactions. Regulatory documents recommend starting treatment at the lowest total daily dose (leq 50 mg) for this population.

Q: Is Flamadex generally safe for people with a history of heart issues?

Regulatory documents state the medicine is contraindicated (prohibited) for use by individuals with severe heart failure. Furthermore, regulatory warnings indicate caution is required for use in patients with pre-existing or uncontrolled hypertension. The risk of serious cardiovascular complications is documented to increase with higher doses and longer duration of use.

Q: Are there specific instructions for when to take Flamadex relative to food?

For the oral form to achieve a rapid effect, administration is officially recommended to occur at least 30 minutes before meals. The medicine should be swallowed with fluid, according to the official instructions.

Q: If I miss a dose of Flamadex, what does the official information suggest?

Regulatory instructions advise that if a dose is missed, individuals should simply take the next scheduled dose as usual. Official instructions advise against doubling up the dose to compensate for a missed one.

Q: What is the difference between Flamadex and a corticosteroid?

Flamadex is classified as a Non-Steroidal Anti-Inflammatory Drug (NSAID), which works by inhibiting the cyclooxygenase (COX) enzyme system. Corticosteroids belong to a different drug class with distinct mechanisms of action and uses.

Q: Is Flamadex available over the counter, or is it prescription-only?

Flamadex is an authorized medicinal product with established official dosing limits and a range of contraindications. The nature of its use and restrictions typically means it is obtained via a prescription.

Q: Is Flamadex considered a painkiller or something else?

The medicine is noted for providing a three-fold therapeutic effect. It has capabilities as an analgesic (pain relief), an anti-inflammatory (reduction of swelling), and an antipyretic (reduction of fever).

Q: Is Flamadex the same kind of drug as ibuprofen or naproxen?

Flamadex is classified in the same broad therapeutic class as ibuprofen and naproxen, which is the Non-Steroidal Anti-Inflammatory Drugs (NSAIDs) group. Specifically, it is a propionic acid derivative.

Q: Are there any serious side effects associated with Flamadex I should know about?

Regulatory documentation highlights several serious adverse reactions that are potentially fatal. These include gastrointestinal bleeding, ulceration, or perforation. Severe hypersensitivity reactions, such as anaphylactic shock, are also documented in official sources.

Q: Is it normal to feel a little dizzy after taking Flamadex?

Dizziness is an officially listed adverse reaction in regulatory documentation. It is categorized among the Common side effects reported by patients.

Q: Can I take Flamadex if I am already taking blood pressure medication?

Official warnings note that caution is required for patients with uncontrolled hypertension (high blood pressure). Regulatory documents indicate that NSAIDs can sometimes cause fluid retention, which may lead to new onset or worsening of existing hypertension.

Q: Does Flamadex interact with any common supplements like vitamins or herbal products?

Official documentation notes that strong CYP3A4 inducers, such as the herbal product St. John's Wort, are documented to decrease Flamadex exposure. Regulatory documents indicate that these combinations are either contraindicated or require caution.

Q: Is there a risk of interaction between Flamadex and alcohol?

Official regulatory warnings indicate that the consumption of alcohol is not recommended during treatment. This is due to a documented increased risk of serious side effects, particularly severe gastrointestinal bleeding.

Q: Who is generally considered eligible to use Flamadex?

The medicine is authorized for use in adults to treat acute mild to moderate pain. Use is prohibited (contraindicated) for patients with specific health conditions, such as active peptic ulcer, severe heart or renal failure, or those in the third trimester of pregnancy.

Q: Why do doctors prescribe Flamadex for a condition that seems unrelated to pain?

The primary pharmacological inhibition provided by the medicine offers more than just pain relief. Flamadex is also documented to provide anti-inflammatory (reducing swelling) and antipyretic (reducing fever) effects, which establishes its utility in mitigating symptoms of acute inflammatory states.

Q: Is Flamadex known to cause trouble sleeping or insomnia?

Disturbances in sleep or insomnia have been reported as documented toxicity symptoms in some official sources.

Q: Can Flamadex be crushed, split, or chewed?

Official documentation states that the 25 mg tablets are scored and may be divided to achieve a lower dose (12.5 mg). Other specific instructions regarding crushing or chewing are not generally addressed in the official documents.

Q: Are there any specific dietary restrictions mentioned for people taking Flamadex?

Official documentation recommends that for a rapid effect, the oral form be taken at least 30 minutes before meals. No other general dietary restrictions are typically specified in the product's regulatory materials.

Q: Can Flamadex be used for chronic pain management?

Regulatory documents clearly state that Flamadex is intended for short-term use only. Treatment must be strictly limited to the symptomatic period to control acute symptoms.

Q: Does Flamadex contain any common allergens like gluten or lactose?

Official drug documentation lists all inactive ingredients, known as excipients, on the product label. These documents do not typically classify the product for common allergens like gluten, but they do list excipients which may include lactose or starches.

Q: If I have kidney problems, is Flamadex still an option?

The medicine is contraindicated (prohibited) in patients with moderate to severe renal impairment. A mandatory dose reduction is required for patients with officially defined mild renal function impairment.

How should Flamadex be stored and disposed of?

Official Storage and Disposal Requirements

Storage of Flamadex (Dexketoprofen) must strictly adhere to regulatory labeling to maintain its labeled quality and efficacy.

Storage Component Official Requirement
Temperature Store below 30 C.
Protection Store in the original container or outer carton to protect from light.
Container Rule Keep the medicine out of the sight and reach of children (all forms).

The diluted solution for injection has specific stability rules: it must be used immediately or stored for a maximum of 24 hours under refrigeration (2 C to 8 C). The solution is for single use only.

Regarding disposal, Flamadex must not be thrown into wastewater or household rubbish. Unused or expired product must be discarded according to local requirements for pharmaceutical waste, often requiring consultation with a pharmacist.

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

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