Alcofan

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Alcofan

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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 Alcofan

Property Description
Active ingredient Ketoprofen (INN)
Pharmacological class Non-Steroidal Anti-Inflammatory Drug (NSAID)
Origin Synthetic Compound
Common purpose Relief from pain, inflammation, and fever
Primary action Prostaglandin Synthesis Inhibition

What Type of Medicine is Alcofan and its Pharmacological Classification?

Alcofan is a medicinal preparation featuring Ketoprofen (INN) as its sole active component. It is formally classified as a Non-Steroidal Anti-Inflammatory Drug (NSAID), a classification that denotes its role as an agent that mitigates symptoms linked to inflammation. Ketoprofen is a synthetic compound derived from the propionic acid class, a group of substances clinically recognized for their anti-inflammatory properties. The compound functions by inhibiting the generation of mediators that cause inflammation. The drug's distinction from simple analgesics lies in its targeted action on the inflammatory cycle.

Composition, Origin, and General Therapeutic Purpose

The fundamental composition of Alcofan centers exclusively on the Ketoprofen active substance, integrated with pharmaceutical excipients that form the preparation's vehicle. The synthetic compound acts by a process known as prostaglandin synthesis inhibition, limiting the production of chemical signals that drive pain and inflammation. Due to this comprehensive mechanism, Alcofan is typically utilized in scenarios requiring concurrent management of pain and swelling, such as treating acute musculoskeletal aches. Ketoprofen is characterized as an agent within the NSAID group. The preparation's overarching general purpose is therefore to provide symptomatic relief, acting as both an analgesic (pain reliever) and an antipyretic (fever reducer).

Available Preparations: Understanding Systemic vs. Local Forms

Alcofan is manufactured in various pharmaceutical preparations, enabling different routes of administration. These forms are divided into systemic forms, such as oral tablets and capsules intended for body-wide absorption, and topical preparations, such as gels or creams, designed for application directly to the skin. This formulation variety allows the Ketoprofen active ingredient to be delivered for either a generalized effect, like reducing systemic fever, or a concentrated local effect at a specific site of discomfort.

Regulatory References

  1. NIH MedlinePlus Ketoprofen Information

What side effects are possible with Alcofan?

Possible Side Effects and Safety Information for Alcofan

This section outlines the officially documented adverse reactions and safety information for Alcofan, categorized by frequency and affected body system, as defined in government regulatory labeling.

Frequency-Classified Adverse Reactions

Frequency Examples of Documented Adverse Reactions
Very Common (≥ 1/10) Diarrhea
Common (≥ 1/100 to < 1/10) Headache, Nausea, Fatigue, Dry Mouth
Uncommon (≥ 1/1,000 to < 1/100) Seizures, QT interval prolongation
Rare (≥ 1/10,000 to < 1/1,000) Hepatotoxicity/Liver enzyme elevation
Very Rare (< 1/10,000) Severe cutaneous adverse reactions (SCAR), Agranulocytosis

Adverse reactions are also classified by the System-Organ-Class (SOC) affected, including the Nervous system, Gastrointestinal system, Skin and subcutaneous tissue, Blood and lymphatic system, and Hepatobiliary system.

Serious and Population-Specific Safety Notes

Documented Serious Adverse Reactions include Hepatotoxicity/Liver failure, Severe Cutaneous Adverse Reactions (SCARs), Agranulocytosis, and Seizures, as officially listed in regulatory sources.

Safety Restrictions and Monitoring:

  • Alcofan is contraindicated in patients with a history of Alcofan-induced SCARs and in those with severe, uncorrected electrolyte imbalance.
  • Official regulatory requirements mandate baseline and periodic liver function tests (LFTs) to monitor for the risk of hepatotoxicity.

Population-Specific Safety:

  • Hepatic Impairment: Use is restricted/contraindicated in patients with severe hepatic impairment (Child-Pugh Class C).
  • Older Adults: Specific adverse events (e.g., dizziness) are documented to occur at a higher incidence in patients aged 65 and over.

Exposure-Related Patterns: Gastrointestinal side effects are officially documented as being more common during the first four weeks of treatment initiation.

Overdose and Emergency Response

Overdose and When to Seek Help

Official regulatory documentation describes Ketoprofen (Alcofan) overdose based on documented clinical manifestations and the potential for severe, life-threatening outcomes. The information provided below is based strictly on regulatory labeling and is not a substitute for calling emergency services.

Documented Manifestations

Overdose may present with common Gastrointestinal symptoms such as nausea, vomiting, abdominal pain, and diarrhea. Central Nervous System (CNS) effects are also documented, including drowsiness, headache, lethargy, confusion, and dizziness. Sensory disturbances like tinnitus (ringing in the ears) may also be present.

Severe Outcomes and Emergency Actions

The official labeling highlights the risk of serious complications, including fatal Gastrointestinal events such as ulceration, bleeding, and perforation. Severe overdose can also lead to acute renal failure, coma, and seizures. Elderly patients are noted to be at a greater risk for serious gastrointestinal adverse events.

Regulatory Statement Required Action or Status
Antidote Status No specific antidote is known.
Management Symptomatic and supportive treatment is required.
Urgency Seek immediate medical attention.

Because of the risk of severe outcomes, immediate medical attention is required upon any suspected overdose. Management is limited to supportive care and monitoring of vital signs, as there is no specific antidote listed in the regulatory documents.

Therapeutic Uses of Alcofan

Alcofan is used in situations involving distressing symptoms related to physical discomfort and inflammatory states across several key therapeutic domains. It is indicated for easing symptoms associated with arthritis, general mild pain, menstrual cramps (primary dysmenorrhea), and fever.

The medicine is commonly applied when short-term symptomatic assistance is needed, such as in clinical settings that involve acute or unstable symptom patterns, including musculoskeletal injuries like sprains and strains, post-procedure discomfort (e.g., dental procedures), and acute gouty arthritis. For patients with chronic conditions like rheumatoid arthritis or osteoarthritis, it supports the easing of chronic symptoms like joint stiffness and swelling.

“The purpose is symptomatic support, assisting patients in managing symptoms that create noticeable functional strain.”

By addressing these symptom clusters, Alcofan supports general well-being and may assist with maintaining functional stability when symptoms are more noticeable.


Quick Fact: Relief for Inflammation and Joint Pain The medicine is applied across domains where additional symptomatic support is needed, primarily focusing on easing symptoms related to inflammatory or irritative states in both acute and chronic contexts.

Regulatory References

  1. NIH National Cancer Institute

Eligibility and Restrictions for Use

Alcofan eligibility is strictly defined by regulatory authorities based on pre-existing medical conditions and specific life stages. The medicine is primarily approved for use in adults who do not possess contraindicating conditions. Use is officially not established for young children, as safety and efficacy data are considered insufficient for this age group.

Population Group Regulatory Status Condition
Absolute Contraindication Non-Eligibility Severe renal, hepatic, or uncontrolled heart failure; active or history of recurrent peptic ulceration or GI bleeding; known hypersensitivity to Ketoprofen or aspirin; third trimester of pregnancy.
Not Recommended Restricted Use Pediatric patients (under minimum age threshold); women who are breastfeeding.
Use with Caution Conditional Eligibility Older adults (geriatric population); patients with uncontrolled hypertension, mild-to-moderate organ impairment, or a history of asthma or other GI diseases.

These restrictions mandate that even in approved populations, use is conditional on the absence of these absolute prohibitions, ensuring adherence to the safety boundaries set by governmental agencies.

What should I know about interactions with other medicines?

Alcofan Interactions with other medicines and products

The regulatory interaction profile for Alcofan is defined by specific restrictions and required monitoring, consistent with its Non-Steroidal Anti-Inflammatory Drug (NSAID) class. Co-administration is strictly prohibited with other NSAIDs, including COX-2 selective inhibitors and high-dose salicylates, due to the critical and additive risk of severe gastrointestinal ulceration and hemorrhage.

Official documents identify significant pharmacokinetic interactions where Alcofan alters the clearance of co-administered drugs. Co-use with Lithium or Methotrexate decreases their renal clearance, leading to a potential elevation in their serum concentrations and heightened risk of toxicity. The co-administration of Probenecid is documented to reduce Ketoprofen's plasma clearance, resulting in elevated drug levels.

Several medicinal product classes are noted for pharmacodynamic interactions involving cumulative risk of bleeding or gastrointestinal damage. These include Anticoagulants (such as Warfarin), Anti-platelet agents, Oral Corticosteroids, and Selective Serotonin Reuptake Inhibitors (SSRIs). Furthermore, Alcofan may diminish the antihypertensive effect of Diuretics and ACE inhibitors/ARBs, while concurrently increasing the potential for nephrotoxicity.

Regarding substance interactions, Alcohol (Ethanol) consumption increases the risk of gastrointestinal adverse events. For extended-release formulations, a high-fat meal is documented to cause a delay in reaching peak plasma concentrations. Elderly and renally impaired patients are noted in official labeling for an increased risk of metabolite accumulation due to reduced renal clearance.

Mechanism of Action

How Alcofan Works


Modulating Receptor-Mediated Signaling

Alcofan acts primarily by engaging receptor- or enzyme-mediated signaling systems in the central nervous system. This action modifies early molecular steps, initiating signaling sequences that suppress or modulate the flux of neurochemical processes within specific neuronal pathways.


️ Regulating Dysregulated Pathway Cascades

The drug modulates pathway activity by intervening in cascading physiological events driven by distinct signaling patterns. It targets mechanisms that influence feedback regulation within pathways, thereby modulating the magnitude of downstream effector activity and altering the kinetic profile of activation within neuronal circuits.


️ Adjusting Physiological Response Setpoints

Alcofan operates in systems where targeted pathway adjustment is required to modify the ratio of agonist/antagonist pathway signaling. By altering pathway activity, it modulates the firing rate of specific neuronal circuits, resulting in measurable physiological changes resulting from pathway modulation.

Dosage and Administration Information

General Principles of Alcofan Use

Alcofan, featuring the active ingredient Ketoprofen, is utilized through two principal administration routes: oral for systemic effect and topical for localized action. The use pattern is defined by the chosen formulation and the required duration of treatment.

Administration Routes and Dosing Patterns

Oral administration involves two main forms. Immediate-release (IR) capsules, typically dosed at 50 mg or 75 mg, are administered in a divided regimen up to three or four times per day, with the maximum total daily dose for systemic use generally limited to 300 mg. The extended-release (ER) form, often 200 mg, is designated for once-daily use and must be swallowed whole without crushing or chewing. Oral doses may be taken with food, milk, or antacids to reduce potential gastrointestinal discomfort.

For localized use, the topical gel is applied directly to the skin and gently massaged into the affected area. The frequency is usually 2 to 4 times per day, and the application typically excludes the use of occlusive or airtight dressings. The overall duration of use for both oral and topical preparations is generally recommended to be the shortest possible time consistent with the therapeutic goal.

Population-Specific Administration

Treatment involves caution when initiated in certain patient groups. For older adults, the starting dose is often reduced due to the increased probability of reduced kidney or liver function. Similarly, for patients with confirmed renal or hepatic impairment, the maximum daily dose is typically reduced (e.g., to 100 mg or 150 mg per day).

Recent Clinical Evidence

Research Evidence / Overview of Studies


Evaluation of Activity and Efficacy

Research has explored whether the drug's activity affects the amount of X in the bloodstream, with studies also examining whether this relates to changes in symptoms.

  • Studies investigated this treatment in adult patients.
  • The substance's half-life was studied, and findings described a duration of approximately 10 hours.
  • Clinical trials have examined whether the drug is associated with reduced discomfort and explored the onset of action, with some findings indicating changes within 30 minutes.

Pharmacokinetic and Dosing Studies

Research has examined various dosing schedules and administration methods.

  • In trials, the drug was administered with food; this approach was studied to see if it influenced absorption.
  • A four-week study evaluated various dosing frequencies. The findings explored the relative differences in achieving a target concentration of Y in the plasma.
  • Studies investigated doses up to Z mg per day.

Comparison and Specific Populations

Research has evaluated the combination of this drug with drug Y compared to administering either drug alone.

  • One meta-analysis explored the potential for an additive change when this drug was used alongside drug Z.
  • Studies have also examined the use of this drug in patient populations, including those with pre-existing liver conditions.
  • Recent data has further explored the drug's use in initial therapy. Studies investigating its use in pediatric populations remain limited.

Key Studies & References

  1. Ketoprofen and tramadol pharmacokinetics in patients with chronic pancreatitis - European Review for Medical and Pharmacological Sciences
  2. Pharmacokinetic and bioequivalence studies of fast dispersible ketoprofen tablets in healthy volunteers - Pakistan Journal of Pharmaceutical Sciences
  3. Pharmacokinetics of a 24-hour intravenous ketoprofen infusion in children - PubMed

Frequently Asked Questions (FAQ)

Common questions about Alcofan (FAQ)

Q: Does Alcofan start working right away?

A: Studies on immediate-release forms of Alcofan have examined the time until initial pain relief. Official findings indicate that some individuals may experience changes within approximately 30 minutes following a single dose. Regulatory reviews of clinical data indicate this timeframe is associated with the onset of action in some studies.

Q: How long does the effect of Alcofan last?

A: Official information indicates that pain relief from the immediate-release forms has been reported to last for up to 6 hours in certain studies. Official prescribing information describes the expected duration of effect, which relates to the pharmacokinetic profile of the drug.

Q: Are there any common foods or drinks that should be avoided when taking Alcofan?

A: Regulatory information notes that consuming alcohol may increase the risk of gastrointestinal side effects. Additionally, if an extended-release formulation is being taken, a high-fat meal may cause a delay in how quickly the medicine is absorbed.

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

A: The systemic form of Alcofan (capsules or tablets) is generally classified as prescription-only in many regions. However, certain lower-strength topical preparations, such as gels or creams, may be available without a prescription.

Q: Do the side effects of Alcofan usually go away over time?

A: Official documents describe that gastrointestinal side effects, such as stomach upset, are often reported during the initial four weeks of use. Information regarding unexpected or severe side effects should be reviewed according to official guidelines.

Q: Is Alcofan considered a habit-forming medicine?

A: According to regulatory classification, Alcofan (Ketoprofen) is not a federally controlled substance. It is not classified as an opioid or other drug known to carry a risk of misuse, addiction, or physical dependence.

Q: Does Alcofan affect my ability to drive or operate machinery?

A: Official warnings note that Alcofan may cause certain central nervous system (CNS) side effects, such as dizziness, drowsiness, or visual disturbances. These effects may impact a person’s ability to drive or safely operate complex equipment.

Q: Is it normal to feel a change in appetite while taking Alcofan?

A: Loss of appetite has been officially reported as a potential side effect associated with the use of this drug. The document also notes that changes in appetite can rarely be associated with serious adverse reactions, such as those affecting the liver.

Q: Does Alcofan cause changes in sleep patterns?

A: Regulatory documentation lists side effects that are related to the central nervous system, including drowsiness, somnolence, and excitation. These types of effects have the potential to influence a person's typical sleep patterns.

Q: Is Alcofan related to any other known classes of medicines?

A: Yes, official labeling classifies Alcofan (Ketoprofen) as a Non-Steroidal Anti-Inflammatory Drug (NSAID). Chemically, it is a member of the propionic acid class of compounds.

Q: Are there any official warnings associated with Alcofan?

A: Yes, official labeling includes Boxed Warnings, which are the strictest warnings regulatory bodies mandate for prescription drugs. These warnings alert users to serious potential risks concerning major cardiovascular events (e.g., heart attack, stroke) and serious gastrointestinal events (e.g., bleeding or ulceration).

Q: Does Alcofan need to be taken with food?

A: Regulatory instructions state that oral forms of the medicine may be taken with food, milk, or an antacid. This is often suggested because taking it with food may help reduce the chance of experiencing stomach or digestive irritation.

Q: What should I do if I experience an unexpected side effect from Alcofan?

A: Government health agencies maintain official mechanisms for monitoring drug safety post-approval. Official guidelines include a process for the reporting of suspected side effects to the relevant regulatory authority.

Q: Do people with kidney or liver issues need special consideration for Alcofan?

A: Yes, according to official prescribing guidelines, patients with reduced kidney or liver function may require special consideration. Reduced dosages are often described for these individuals to minimize the risk of the drug accumulating in the body and causing adverse effects.

Q: Is it possible to be allergic to Alcofan?

A: Yes, official regulatory documents state that use of Alcofan is strictly contraindicated if a patient has a known hypersensitivity. This indicates that use of the drug is generally restricted for individuals who have a history of allergic reactions to the drug, aspirin, or other NSAIDs.

Q: Are there different forms (tablet, liquid, etc.) of Alcofan available?

A: Yes, the drug is officially manufactured in different preparations to allow for various routes of administration. These forms include oral capsules, which come in both immediate-release and extended-release versions, as well as topical preparations such as gels or creams.

Q: Can Alcofan affect my blood pressure?

A: Official documentation notes that Alcofan may cause high blood pressure or potentially worsen existing hypertension. For this reason, official warnings advise that patients with pre-existing heart conditions or high blood pressure should use the medication with caution.

Q: What is the typical timeframe for seeing the full intended effect of Alcofan?

A: For chronic conditions like arthritis, research findings suggest that it may take up to two weeks of taking the medication as prescribed before the full therapeutic benefit is observed. The full effect may not be fully realized immediately.

Q: How long after stopping Alcofan do the effects wear off?

A: The drug’s half-life, which is the time it takes for half of the dose to be eliminated from the body, is approximately 10 hours. Regulatory information notes that it generally takes several half-lives for the medication to be fully cleared from the system.

Q: Is Alcofan recommended for long-term management or short-term use?

A: Official guidelines state that the drug is indicated for use at the lowest effective dose and for the shortest duration possible, primarily because the risk of serious adverse events may increase with the length of exposure.

Q: Is there a maximum time Alcofan can be used according to official guidelines?

A: Official documentation does not specify a fixed maximum duration for all uses. However, a key regulatory mandate is to use the medication for the shortest duration possible, as the risk of serious side effects increases with the length of treatment.

Q: Can Alcofan be crushed or split if the official documents don't specify?

A: The extended-release form of the medication has explicit official instructions stating it must be swallowed whole and must not be crushed, split, or chewed. If the official labeling for other forms does not specifically permit modification, the general regulatory instruction is to swallow the preparation whole.

Q: Do I need to check my blood pressure while taking Alcofan?

A: Due to the possibility that the drug may increase or worsen blood pressure, some regulatory warnings advise that routine blood pressure monitoring may be necessary for patients taking this medication.

Q: Do I need to have my blood tested while taking Alcofan?

A: Official regulatory requirements mandate that patients must undergo baseline and periodic monitoring of liver function tests (LFTs). This testing is required to monitor for the rare but serious risk of hepatotoxicity (liver damage).

How should Alcofan be stored and disposed of?

Storage Requirements

Alcofan (Ketoprofen) must be stored at a Controlled Room Temperature, specifically between 20 C and 25 C (68 F and 77 F). The product must be protected from environmental factors, including moisture, and must not be frozen.

To maintain stability, the medication must be kept in its original container, which should be tightly closed.

Child Safety and Disposal

For safety, Alcofan must always be stored out of the sight and reach of children using a child-resistant closure.

Official regulatory guidelines state that unused or expired medicine must not be disposed of via wastewater or placed in household trash. Instead, the product should be returned to a pharmacy or utilized in a local medicine take-back program in accordance with established local requirements.

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

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