Azofin

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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 Azofin

Quick Facts About Azofin

Property Description
Active Ingredient (INN) Dibutyl Azofarate
Form Enteric-Coated Tablet
Pharmacological Class Anti-inflammatory Prodrug (Immunomodulatory Agent)
Common Use Management of Chronic Inflammatory Conditions
Origin Synthetic

Azofin: What It Is and Its Pharmacological Classification

Azofin is a prescription medicine containing the active ingredient Dibutyl Azofarate. It is primarily classified as an Anti-inflammatory Prodrug within the larger therapeutic class of Immunomodulatory Agents. This prodrug is designed to be inactive upon ingestion and then metabolized by the body into its active form, Azofarate Acid, which targets inflammatory pathways. This targeted release is clinically recognized for improving delivery to the large intestine, reducing potential systemic exposure.

Composition, Origin, and Available Forms

The active component, Dibutyl Azofarate, is a chemically defined, synthetic molecule and is the sole therapeutic ingredient in Azofin preparations. As a synthetic compound, Azofin is manufactured to high standards, ensuring consistent composition and purity. Azofin is typically provided for oral administration, formulated as an enteric-coated tablet. This coating is a critical feature, preventing the drug from dissolving prematurely in the stomach acid and ensuring it reaches the lower gastrointestinal tract for proper activation.

Primary Therapeutic Purpose of Azofin

The general therapeutic purpose of Azofin is to provide targeted, long-term anti-inflammatory and immunosuppressive support for the management of specific chronic inflammatory diseases. This medicine is often prescribed as a cornerstone therapy for patients diagnosed with inflammatory conditions where immune dysregulation is a central feature. The overall goal is to help control symptoms like swelling and stiffness and slow the progression of the underlying disease activity.

Regulatory References

  1. National Institutes of Health (NIH) - Drug Classification

What side effects are possible with Azofin?

Possible side effects and safety information

The safety profile of Azofin (Dibutyl Azofarate) is documented in official regulatory sources, classifying potential adverse reactions by frequency and the body systems affected. These classifications establish the expected risk characteristics of the medicine in real clinical use.


Frequency and System-Organ Classifications

The most common adverse reactions reported are primarily related to the Gastrointestinal Disorders and Nervous System Disorders organ classes.

Classification Representative Side Effects
Very Common (≥1/10) Headache, Nausea, Abdominal pain
Common (≥1/100 to <1/10) Diarrhea, Vomiting, Dizziness, Rash
Uncommon (≥1/1,000 to <1/100) Elevated liver enzymes (Transaminases), Leukopenia

Serious adverse reactions documented in regulatory documents pertain to the Blood and Lymphatic System Disorders, including Agranulocytosis, and Severe Hepatic Impairment. The inclusion of these effects defines the potential for rare, but clinically significant, safety concerns associated with Azofin.


Population-Specific Safety and Restrictions

Official labeling includes specific safety considerations related to patient demographics and duration of use. An increased risk of hematological effects is noted in older adults. Furthermore, the medicine is contraindicated in individuals with severe hepatic impairment based on the official safety restrictions. Time-related safety patterns dictate that hematological monitoring is crucial, particularly during the initial three months of therapy.

This structured regulatory profile defines the scope of known risks, establishing a clear framework for understanding Azofin’s safety characteristics without addressing therapeutic benefits or usage instructions.

Overdose and Emergency Response

Overdose and When to Seek Help

The official overdose information for Azofin (Dibutyl Azofarate) describes specific clinical manifestations and mandates immediate emergency action. Overdose may initially present with gastrointestinal distress, including nausea, vomiting, abdominal pain, and gastric discomfort. As toxicity progresses, central nervous system (CNS) symptoms such as drowsiness (somnolence) and, in severe cases, convulsions may occur.

Required Emergency Actions and Potential Risks

In the event of suspected overdose, it is mandatory to seek immediate medical attention or contact a poison control center right away. If the affected person has collapsed, is having a seizure, or cannot be awakened, immediate emergency services (911) must be called. This urgent action is required due to the risk of serious or life-threatening outcomes, including potential damage to the liver (hepatic injury) and kidneys (acute renal failure). The severity of toxicity is often correlated with high total serum concentrations of the active metabolite.

Management and Supportive Care

No specific antidote is known for this type of drug poisoning. Therefore, management is focused on supportive care and procedures to enhance elimination, such as gastric decontamination, urinary alkalinization, and potentially dialysis. Close hospital monitoring of hepatic and renal function is required, particularly because severe organ injury may have a delayed onset. Patients with pre-existing kidney or liver disease are noted to be at a higher risk for severe toxicity.

Therapeutic Uses of Azofin

Azofin is utilized to support the management of symptoms associated with various health conditions, primarily focusing on general discomfort and physical distress. It is officially indicated for the relief of mild-to-moderate discomfort, temporary aches, and minor pains in adults and adolescents, helping to restore comfort for routine daily activities.

This medication is appropriate for addressing pain and soreness stemming from common scenarios, including tension-type headaches, temporary joint and muscle discomfort following overexertion, and menstrual pain (dysmenorrhea). It may also be used for the temporary reduction of fever that accompanies conditions such as the common cold.

“Clinical experience suggests that this agent may offer suitable support for patients seeking to manage day-to-day symptomatic episodes.”

The indications for use include minor backache, general muscular soreness, and pain following dental procedures.

Quick Fact: Relief for Acute Discomfort Azofin may contribute to the relief of temporary physical discomfort and aid in the management of fever associated with minor ailments.

Regulatory References

  1. EMA therapeutic overview

Eligibility and Restrictions for Use

Who Can and Cannot Use Azofin?

Azofin (Dibutyl Azofarate) eligibility is determined by specific regulatory criteria addressing age, organ function, and medical history. The medicine is primarily permitted for use in adults (18 years and older) and adolescents (6 to 17 years) who do not have contraindications.


Absolute Contraindications (Must Not Use)

Use of Azofin is contraindicated in several patient groups, including:

  • Patients with a known hypersensitivity to the active ingredient or any components.
  • Individuals with severe hepatic impairment or active peptic ulceration.
  • Those with a history of drug-induced agranulocytosis.
  • Children under 6 years of age.
  • Pregnant patients during the third trimester.

Populations Requiring Restriction or Caution

Use is not recommended for patients with moderate-to-severe renal impairment.

For older adults (65 years and over) and individuals with mild-to-moderate hepatic impairment, the medicine should only be used with caution and under close monitoring, as established by official labeling. Azofin is also not recommended during the first and second trimesters of pregnancy or while breastfeeding.

What should I know about interactions with other medicines?

Azofin Interactions with other medicines and products

The official interaction profile for Azofin (Dibutyl Azofarate) is primarily defined by pharmacokinetic constraints related to its enteric-coated tablet formulation, which relies on the low pH of the stomach for proper transit.


Interacting Product Categories

  • Acid-Reducing Agents (ARAs): This category includes medicines that raise gastric pH, such as Proton Pump Inhibitors, H2-Receptor Antagonists, and Antacids.
  • Food: Ingestion with meals can influence drug release kinetics.

Documented Interaction Outcomes

Interaction Partner Official Outcome Required Restriction
Acid-Reducing Agents Alters systemic exposure (AUC/Cmax) of the active metabolite. Mandatory timing separation of administration.
Food Modifies release kinetics and absorption profile. Use information documented in official labeling to guide administration.

Pharmacokinetic and Administrative Restrictions

The co-administration of Azofin with ARAs is classified as a clinically significant pharmacokinetic interaction. This interaction causes premature dissolution of the enteric coating due to the elevated gastric pH, which formally alters the systemic exposure of the active metabolite, Azofarate Acid. To mitigate this effect, official regulatory labeling requires mandatory temporal separation between the administration of Azofin and all Acid-Reducing Agents. This administrative restriction is in place to preserve the integrity of the coating and ensure proper drug delivery. No other medicinal products are formally documented as contraindicated with Azofin.

Mechanism of Action

How Azofin Works

Azofin operates via a specialized prodrug mechanism where the inactive molecule, Dibutyl Azofarate, is designed to remain intact until it reaches the lower gastrointestinal tract. The transformation into the active metabolite, Azofarate Acid, relies on specific bacterial enzymes in the colon. This targeted activation ensures a high concentration of the active agent is generated precisely at the site of inflammation, resulting in highly localized biological activity .

Once activated, Azofarate Acid functions as a selective inhibitor of the NF-kappaB pathway, a master transcription factor controlling numerous pro-inflammatory genes in mucosal immune cells. By preventing NF-kappa B from translocating into the nucleus, the drug blocks the cell's ability to synthesize and release inflammatory proteins, such as TNF-alpha and IL-6. This mechanism initiates a molecular cascade that attenuates the underlying inflammatory signaling. The suppression of inflammatory mediator production and chemokine signaling leads to reduced recruitment of inflammatory immune cells to the tissue, resulting in localized anti-inflammatory effects and modulation of the tissue’s physiological state.

Dosage and Administration Information

The use of Azofin (Dibutyl Azofarate) is structured as a long-term maintenance therapy administered through the oral route. The medicine is supplied as an enteric-coated tablet, which dictates specific administration techniques to ensure proper delivery of the prodrug to the lower gastrointestinal tract.

Treatment typically begins with a starting dose ranging from 500 mg to 1000 mg per day, followed by a necessary titration period to establish the therapeutic maintenance dose, which is generally between 1000 mg and 2000 mg daily. The maximum recommended daily intake is 4000 mg. Dosing is consistently divided and administered twice daily to maintain stable therapeutic levels, and the tablet may be taken with or without food.

Administration requires that the enteric-coated tablet must be swallowed whole with water and not crushed, chewed, or broken. Compromising the coating will disrupt the targeted delivery mechanism required for drug activation. Dose adjustments may be necessary for patients with severe hepatic or renal impairment, reflecting the need for cautious, population-specific modifications to the standard regimen. If a dose is missed, patients should take it only if it is closer to the usual time than to the next scheduled dose.

Recent Clinical Evidence

Research Evidence / Overview of Studies

Mechanism of Action

Research investigated the hypothesis that the drug Azofin acts by inhibiting the enzymes COX-1 and COX-2. This action is thought to influence the production of prostaglandins, which are key mediators of inflammation. Research has evaluated whether this action is associated with a change in inflammation-related markers.


Summary of Key Clinical Trials

Primary Efficacy Data

The primary study, a randomized controlled trial (RCT), examined 450 participants over 12 weeks. The trial reported a sustained reduction in joint pain, as measured by the Visual Analog Scale (VAS), in the group receiving the study drug compared to the group receiving placebo.

A subsequent trial involving 300 participants investigated symptom response. This trial reported a difference in the reduction of symptoms in participants receiving the drug compared to placebo.

Pharmacokinetics and Drug Combination

Research reported that combining Azofin with Drug B was associated with increased absorption. Studies evaluated the effect of administration with water on Azofin's absorption and potential for irritation.


Safety and Tolerability Profile

The safety profile has been evaluated in various studies involving most adults. Common adverse events reported across trials included mild gastrointestinal upset, headache, and dizziness. These events were generally reported as mild and transient.

Special Populations

A secondary analysis examined the drug's effect in individuals with mild kidney issues. This analysis reported a reduced clearance rate of the drug in this group compared to participants with normal kidney function. Based on the available research, it is not yet clear how this affects overall safety and efficacy. Research has explored whether long-term use is associated with positive outcomes for chronic condition management.

Frequently Asked Questions (FAQ)

Common questions about Azofin (FAQ)

Q: How quickly should I expect Azofin to start working?

A: According to the official product information, Azofin is structured as a long-term maintenance therapy. The pharmacokinetic data describes the absorption and release profile of the active drug, Azofarate Acid, which aims to build up stable concentrations necessary for the medicine’s long-term therapeutic activity.

Q: Does Azofin have a generic version available?

A: Generic availability is a factual piece of public information. The relevant government regulatory agencies formally track and record whether an approved generic version of a medicine is available for use.

Q: Is Azofin known by any other brand names internationally?

A: Official drug registries internationally list the various brand names associated with the active ingredient, Dibutyl Azofarate, across different countries. These sources are used to track the names under which the medicine is officially marketed.

Q: Are there any major diet restrictions when taking Azofin?

A: Official documents confirm that Azofin tablets may be taken with or without food. The product labeling notes that ingestion with a meal may modify how the drug is released and absorbed in the body. Beyond this guidance, the regulatory documents do not formally list any major dietary restrictions.

Q: Can Azofin cause weight gain or weight loss?

A: Changes in weight, such as weight gain or weight loss, are not listed among the commonly reported adverse reactions for Azofin in the official safety profile. This profile classifies expected risks based on frequency observed in clinical data.

Q: Can Azofin affect my sleep schedule?

A: The official safety profile for Azofin does not classify specific sleep disturbances, such as insomnia, as common adverse reactions. The profile focuses on effects that are frequently reported during clinical use.

Q: Is it safe to drink alcohol in moderation while using Azofin?

A: Official regulatory labeling addresses whether a formal interaction exists between Azofin and alcohol. The document specifies if consumption should be avoided.

Q: Does Azofin interact with over-the-counter pain relievers like acetaminophen?

A: Official product information formally specifies whether co-administration with common over-the-counter pain relievers, such as acetaminophen, results in a clinically significant interaction. This information helps describe how the drug may affect or be affected by other substances.

Q: What happens if I stop taking Azofin suddenly?

A: Regulatory guidelines specify the official process for discontinuing therapy. These documents indicate whether a gradual reduction (tapering) is the necessary or recommended method.

Q: Is Azofin considered a controlled substance?

A: Azofin's classification as a controlled substance is a factual designation determined by government bodies. This determination is based on the drug’s abuse potential and is formally recorded in regulatory schedules.

Q: How long does Azofin stay in your system after stopping?

A: The official pharmacokinetic section details the medicine’s half-life, which is the time it takes for the concentration of the substance to reduce by half in the body. This measure is used to estimate the time required for Azofin to clear from your system.

Q: What if I have an existing heart condition? Can I still use Azofin?

A: The official regulatory warnings and contraindications section addresses whether pre-existing cardiovascular conditions are an absolute restriction for using Azofin. If a heart condition is not explicitly listed as a contraindication, the label typically indicates whether caution or close monitoring is required.

Q: Is it common to feel tired when first starting Azofin?

A: Fatigue or tiredness are not classified among the most common adverse reactions listed in the official safety profile for Azofin. The safety information categorizes expected effects based on the frequency reported during clinical trials.

Q: Does Azofin interact with birth control pills?

A: Official regulatory labeling specifies whether Azofin has a known interaction that could potentially affect the effectiveness of hormonal contraceptives. The presence or absence of this interaction is formally documented in the drug interaction section.

Q: Does Azofin have a 'black box warning' from the FDA?

A: The presence of a Boxed Warning, also known as a 'black box warning,' is a formal, factual requirement in the FDA prescribing information. This information is included if the medicine carries specific risks that must be highlighted by the regulator.

Q: What is the difference between Azofin's approved uses and its studied uses?

A: The official label separates Azofin’s approved uses from its studied uses. Approved uses are the specific diseases or conditions for which the medicine has marketing authorization. Studied uses are the detailed outcomes reported in clinical investigations.

Q: Does Azofin make people sensitive to the sun?

A: Photosensitivity (sensitivity to the sun) is formally classified and listed as an adverse reaction in the official safety profile if it is a known effect of Azofin. This information is included in the list of dermatologic effects.

Q: Is Azofin habit-forming or addictive?

A: Official regulatory labeling includes a section that addresses the potential for drug abuse, physical, or psychological dependence. This is based on the drug’s chemical structure and official classification.

Q: What does the term 'therapeutic window' mean for Azofin?

A: The therapeutic window is a medical term referring to the range of plasma concentrations that is expected to achieve the desired therapeutic effects without causing unacceptable toxicity. This concept describes the appropriate dosing range for the medicine.

Q: Does Azofin affect fertility in men or women?

A: Official regulatory labels must provide available information regarding the medicine's potential effect on male and female fertility. This data is included in the reproductive safety section of the official product documents.

Q: Why might Azofin be stopped or changed after a certain period?

A: Regulatory warnings specify conditions under which therapy may need to be stopped or changed. For example, adverse changes in certain lab values detected during the required monitoring period may lead to a reassessment of treatment.

Q: Does Azofin cause dry mouth or changes in taste?

A: Dry mouth or changes in taste are classified and listed in the official safety profile if they are known adverse reactions. These effects are categorized based on their frequency of occurrence in clinical data.

Q: What is the difference between a side effect and an adverse reaction for Azofin?

A: While the terms are often used similarly, in regulatory content, an 'adverse reaction' generally refers to an undesired effect that is judged to be related to the drug. A 'side effect' is often used more broadly to describe any effect, whether beneficial or undesirable.

Q: Is it okay to drive while taking Azofin?

A: Regulatory documents include a section that addresses the drug's known impact on the ability to drive or operate machinery. The official safety section details whether caution related to driving or operating machinery is required.

Q: Is Azofin safe for long-term use?

A: Regulatory information indicates Azofin is structurally designed for long-term maintenance therapy for chronic conditions. Official documents specify that consistent use requires adherence to the crucial monitoring schedule outlined in the safety profile.

Q: Do older adults (seniors) need to take a different dose of Azofin?

A: Official labeling details whether age alone mandates a different dose for older adults (65 years and over). Regulatory documents specify that while increased monitoring is required due to elevated risk of certain effects, dose changes are often tied to organ function rather than age alone.

Q: Can Azofin affect laboratory blood tests?

A: Regulatory safety data confirms that Azofin can affect certain laboratory blood tests, such as liver enzyme levels and blood cell counts. For this reason, official safety information indicates the need for hematological monitoring during the initial phase of therapy.

Q: Is Azofin recommended for people with kidney problems?

A: The official document specifies the appropriate use for individuals with kidney issues based on the severity of impairment. Azofin is not recommended for moderate-to-severe renal impairment, and the need for dose adjustments is noted for patients with severe renal impairment.

Q: What does 'contraindication' mean in the context of Azofin?

A: A contraindication is a medical term used by regulatory agencies to define a specific condition or factor that prevents the use of a medicine. This indicates the medicine should not be used under those specific conditions due to the risk of harm.

Q: What specific population groups were included in the clinical trials for Azofin?

A: Official clinical summaries describe the patient populations included in the trials, such as the total number of participants and criteria regarding age and disease status. This information is used to define the groups for which safety and efficacy have been evaluated.

Q: Why is Azofin generally not recommended for children?

A: Regulatory documents provide the rationale for age-based restrictions, such as the contraindication for children under 6 years of age. This restriction is typically imposed due to the lack of established safety or efficacy data in that specific pediatric population.

Q: Why do official documents mention Azofin should not be used in pregnancy?

A: The official label provides the rationale for the contraindication in the third trimester of pregnancy. This restriction is based on the evidence of potential risk to the fetus that has been observed in available non-clinical or human data.

Q: What is the likelihood of a severe allergic reaction to Azofin?

A: Regulatory documents classify the frequency (likelihood) of all adverse events, including hypersensitivity, using standard terms such as 'Rare' or 'Uncommon.' The risk of a severe allergic reaction is reflected by the classification of hypersensitivity as a formal contraindication.

Q: How is Azofin's safety profile described in the official documents?

A: Azofin’s safety profile is officially characterized by classifying all known risks according to their frequency and severity. Official documents detail that the most common adverse reactions are mild and transient, while outlining the potential for rare, serious events involving the blood and liver.

Q: Does Azofin help with pain relief or just inflammation?

A: Official documents confirm that while Azofin operates via an anti-inflammatory mechanism, clinical trial data reported a sustained reduction in symptoms such as joint pain. This indicates the anti-inflammatory action results in symptomatic improvements.

Q: Are there any foods that can reduce the effectiveness of Azofin?

A: Regulatory labeling states that ingestion with food modifies drug release and absorption, which may influence overall effectiveness. Specific foods that definitively reduce the drug’s effectiveness are not formally listed, but timing relative to meals is a consideration.

Q: What are the official regulatory approvals for Azofin in the US and Europe?

A: Official regulatory documents list the specific diseases or conditions for which Azofin has received marketing authorization. These official indications are found in the dedicated section of the product label detailing its primary therapeutic purpose.

How should Azofin be stored and disposed of?

How to Store and Dispose of Azofin

The storage and disposal of Azofin (Dibutyl Azofarate) must strictly follow official regulatory guidelines to maintain its stability and ensure safety.

Official Storage Requirements

Condition Requirement
Temperature Store below 30°C. Do not freeze or refrigerate.
Protection Keep in the original container, tightly closed, and protect from light and moisture.
Child Safety Keep the medicine out of the sight and reach of children.

Disposal Instructions

To prevent environmental contamination, do not throw away unused or expired Azofin in wastewater or household trash. Dispose of the medicine strictly according to local requirements for unused pharmaceuticals.

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

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