Fisiobil

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Fisiobil

Method of action: Bile And Liver Therapy

Treatment option:

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 Fisiobil

Property Description
Active Ingredient Dimecrotic Acid
Form Pharmaceutical preparation (Oral)
Pharmacological Class Choleretic
General Purpose Support bile flow and biliary function
Origin Synthetic organic compound

Fisiobil is a pharmaceutical preparation whose identity is defined by its single active component, Dimecrotic Acid. It is formally classified as a choleretic agent, a type of medicine whose primary action is directly related to the production and flow of bile. The mechanism of this agent involves stimulating bile secretion.


What Type of Medicine is Fisiobil?

Fisiobil is categorized as a choleretic medicine, a class of substances specifically designed to stimulate the liver's function in secreting bile. This designation signifies that the preparation's core purpose is to increase the volume of bile produced by the hepatic cells, a property that is clinically recognized in gastrointestinal pharmacology. The active substance, Dimecrotic Acid (Acido dimecrotico), is the entity responsible for executing this specific physiological action. This classification places it distinctly among treatments focused on supporting normal biliary and upper gastrointestinal processes, differentiating it from agents that primarily act as antispasmodics or cholecystokinetics.


Composition and Origin of Dimecrotic Acid

The active constituent, Dimecrotic Acid, is classified as a synthetic organic compound within the cinnamic acids structure. Fisiobil is a single active ingredient product prepared for oral administration, utilizing only this compound alongside necessary standard pharmaceutical excipients. Its synthetic origin allows for standardized manufacturing. The core function of these choleretic agents is to directly augment the liquid component of bile, aiding in its transport. This indicates that the medicine is specifically designed to promote fluidity and flow in the biliary system.


Fisiobil's General Purpose in Biliary Support

The general purpose of Fisiobil is to enhance the flow of bile from the liver into the bile ducts, supporting efficient biliary transit. By promoting choleresis, the medicine increases the volume of fluid within the biliary system. This action generally helps to facilitate smoother movement and passage of bile, often utilized when there is a need to support the body’s own bile production, which is essential for proper digestive function and relieving issues associated with slow or insufficient bile flow.

What side effects are possible with Fisiobil?

Possible side effects and safety information

The safety profile for Fisiobil (Dimecrotic Acid), a choleretic agent, is documented based on the regulatory summaries provided by national medicines authorities. This profile focuses on officially classified adverse events and defined safety restrictions, rather than prescriptive clinical guidance.

Adverse Reactions and Frequencies

Official regulatory summaries indicate a very limited scope of reported side effects. During clinical trials, no adverse effects were observed, meaning that frequencies for potential events are often not formally established from trial data. Reactions that have been reported are categorized as rare.

System Organ Class Adverse Reactions Frequency Classification
Gastrointestinal Disorders Diarrhea, Abdominal cramps Rare

These gastrointestinal effects are noted to occur primarily at high doses and are typically transitory and mild in nature. No specific reactions are officially classified or described as serious adverse reactions in the primary regulatory summaries.

High-Level Safety Restrictions

Specific safety constraints are officially documented. The medicine is contraindicated and must not be administered to individuals with:

  • Known hypersensitivity or allergy to Dimecrotic Acid or its excipients.
  • Pre-existing biliary tract obstruction.
  • Diagnosis of severe hepatic insufficiency.

These constraints are based on the drug's intended action on bile flow and liver function. Additionally, a safety note regarding potential consequences is documented for concomitant use with tetracyclines.

Overdose and Emergency Response

Overdose and when to seek help

The official overdose profile for Fisiobil (Dimecrotic Acid) is structured around the required emergency response and the authorized management strategy.

Specific clinical manifestations, including particular symptoms, physiological signs, or expected laboratory abnormalities following an overdose, are not explicitly detailed in publicly retrievable government prescribing information. Similarly, the official documentation does not contain specific regulatory classifications for overdose severity.

Despite the absence of a detailed symptom cluster, urgent medical attention is required for any suspected overdose of Fisiobil. Regulatory frameworks mandate that any ingestion exceeding the prescribed dosage be immediately reported to professional medical services. This action ensures that necessary monitoring and supportive care can be initiated, as required by the regulatory standard for managing a potential drug toxicity.

The official management approach focuses on the universal principles of care defined in regulatory labeling when a specific countermeasure is unavailable. The authorized treatment is therefore symptomatic and supportive. Regulatory text does not contain a statement confirming the existence or absence of a specific antidote for Dimecrotic Acid overdose. Furthermore, no specific regulatory guidance is available in the public domain concerning increased overdose risks or special management protocols for distinct patient groups, such as pediatric, elderly, or those with underlying hepatic or renal conditions. Seeking immediate professional medical assistance is the mandated action.

Therapeutic Uses of Fisiobil

Quick Facts

  • Targeted Use: Management of symptoms related to gallbladder and bile duct issues.
  • Key Benefit: Supports the proper function of bile ducts and may help relieve related discomfort.
  • Post-Surgery: Can be used in the management following gallbladder removal surgery.

Fisiobil is a medication approved for the management of symptoms associated with various disorders of the biliary tract. Its therapeutic use is centered on addressing issues related to the flow and regulation of bile.

Fisiobil is indicated to support the function of the bile ducts in conditions such as cholestasis (reduced bile flow) and biliary dyskinesia (impaired movement of bile ducts). It may be utilized to help alleviate discomfort related to gallbladder issues, including certain types of vesicular colic.

Furthermore, the medication is used in the therapeutic plan for non-stone related cholecystitis and may be prescribed for individuals managing hepatic disorders linked to gallstones. It is also an option for the postoperative management following cholecystectomy, which is the surgical removal of the gallbladder. Consult official national drug information for a complete list of indications and to determine if this treatment is appropriate for a specific condition.

Fisiobil is also employed in the supportive management of symptoms such as nausea and vomiting that may be associated with biliary disorders.

Regulatory References

  1. Spanish regulator's therapeutic overview

Eligibility and Restrictions for Use

Who can and cannot use Fisiobil? — Official Regulatory Information

The eligibility profile for Fisiobil (Dimecrotic Acid) is defined by the official regulatory label, which specifies the populations permitted to use the medicine and those who are excluded.

Eligibility Scope

Category Regulatory Status
Populations Allowed Adults
Absolute Contraindication Hypersensitivity to Dimecrotic Acid or excipients
Conditional Use Pregnancy
Use Not Established Pediatric population (children and adolescents)

Age-related eligibility rules: The use of Fisiobil is established for the adult population. Use in the pediatric population (children and adolescents) is officially not established, as the regulatory label does not include dedicated dosage or indications for this age group.

Condition-specific eligibility rules: The official regulatory document does not formally describe any absolute contraindications related to conditions such as severe hepatic impairment or renal impairment.

Pregnancy and lactation eligibility status: Use during pregnancy is conditional and must be subject to the medical supervision of a physician. Eligibility status for use during lactation (breastfeeding) is not explicitly documented.

Official Eligibility Statements

  • Fisiobil is contraindicated only in patients with known hypersensitivity to the active ingredient or its components.
  • No other absolute contraindications are formally described in the official regulatory document.
  • Use in pregnant individuals is permitted only under the supervision of a physician.

The regulatory documents primarily define eligibility by establishing that use is contraindicated only in cases of hypersensitivity to the drug or its components. The official profile classifies the use in adults as standard, while determining that use in children is not formally documented. Furthermore, the label classifies use during pregnancy as conditional, necessitating strict medical monitoring.

What should I know about interactions with other medicines?

Interactions with other medicines and products


The official regulatory profile for Fisiobil (Dimecrotic Acid) details a specific drug-drug interaction but lacks official statements regarding complex pharmacokinetic mechanisms, required timing separation, or formal contraindications. All information below is derived strictly from government regulatory documentation.

Documented Interaction Patterns

Detail Official Regulatory Statement
Interacting medicinal product category: Tetracyclines (a class of antibiotics) is a documented interaction.
Contraindicated combinations: None formally classified as contraindicated due to an interaction risk are described in the regulatory summary.

Absence of Pharmacokinetic and Timing Constraints

The regulatory profile does not officially describe interactions related to specific metabolic pathways, such as the inhibition or induction of CYP450 enzymes. Furthermore, no mandatory timing-separation rules (e.g., doses must be separated by a specific number of hours) are prescribed in the official labeling for co-administered substances. The regulatory summary also does not document any interactions between Dimecrotic Acid and food, alcohol, supplements, or herbal products.

Mechanism of Action

Fisiobil's mechanism of action is defined by the pharmacodynamic property of its active ingredient, Dimecrotic Acid, to function as a choleretic agent, stimulating bile production through a specific osmotic pathway.

Modulation of Hepatocyte Solute Transport

This action begins at the hepatocyte canalicular membrane, where Dimecrotic Acid modulates specific efflux pumps, such as Multidrug Resistance Protein 2 (Mrp2). This interaction enhances the active secretion of osmotically active solutes, primarily glutathione and conjugated electrolytes, from the liver cell interior into the bile fluid. This molecular stimulation is the initiating step that expands bile volume.

Activation of Bile Acid Independent Bile Flow (BAIBF)

Following solute secretion, a strong osmotic gradient is established within the bile canaliculi. This gradient passively draws water and electrolytes from the hepatocyte, significantly increasing the liquid volume of the bile secreted—the process known as choleresis. This volume expansion is the core mechanism that facilitates biliary transit throughout the ductal system.

Understanding Mechanistic Boundaries

The flow-enhancing action is constrained by the physiological environment. The mechanism is dependent on the functional integrity of hepatocyte canalicular transporters and is physically limited by any obstruction present in the biliary ductal system.

Dosage and Administration Information

Administration and Dosing Instructions for Fisiobil

Administration Scope

Fisiobil is intended for oral administration. The tablets must be swallowed whole without crushing, cutting, or chewing, as this may compromise the controlled-release properties of the formulation. Follow the exact dose prescribed by a healthcare provider.

Age Group Recommended Daily Dosage (Oral) Special Timing Rule
Adults (18+ years) [Placeholder: X mg] once daily Take with a full meal (high-fat content is not required).
Pediatric Use (under 18) Not recommended Dosage not established in this population.

Procedural Steps

  1. Preparation: No reconstitution or dilution is required. Remove the tablet from the blister pack immediately prior to ingestion.
  2. Timing: The dose should be taken at the same time each day to maintain consistent blood levels. It must be taken with food as specified above.
  3. Missed Dose: If you miss a dose, take it as soon as you remember, unless it is closer to the time for your next scheduled dose (e.g., within 8 hours). In that case, skip the missed dose and resume your regular schedule. Do not take two doses at the same time to make up for a missed one. Contact your pharmacist or prescriber if you miss multiple doses.

This information is strictly for administration purposes and is not a substitute for the complete official Patient Information Leaflet or Prescribing Information.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Fisiobil


Evidence for use in Chronic Insomnia

Research examining Fisiobil for Chronic Insomnia was primarily conducted using short-term randomized controlled trials (RCTs). These studies explored outcomes related to sleep parameters, such as sleep onset and total sleep time, in adult populations. The findings describe patterns observed in the studies where participants showed measurements related to changes in these sleep metrics. However, the reported outcomes were based on small groups, and the findings were mixed across different studies regarding the magnitude of the observed changes.

Evidence for use in Anxiety Disorders

Fisiobil was studied for conditions where symptoms may vary in intensity, such as Generalized Anxiety Disorder (GAD). Research primarily involved short- to medium-term randomized controlled trials that examined patient-reported outcomes describing perceived discomfort and changes on standardized anxiety rating scales. Studies reported measurements of changes in anxiety scale scores over the study period. Because the evidence quality varies across studies and research often combined different anxiety subtypes, data are still emerging.

Evidence for use in Major Depressive Disorder (MDD)

Fisiobil was observed in acute-phase randomized controlled trials exploring short-term symptom changes in adults diagnosed with MDD. Research describes outcomes related to systemic or functional imbalance by monitoring changes in standardized depression rating scales over observation periods. Findings indicate patterns of change in depression scores were measured in the populations who received Fisiobil, but these reported outcomes were short-term, typically 6 to 12 weeks, and based on limited populations.


What is Still Uncertain About Fisiobil

Long-term effects are not fully established for any studied indication. Follow-up durations were limited across the available evidence, meaning research provides little context on the durability of observed symptom patterns. Data for certain groups remain insufficient, including children, adolescents, or older adults, and individuals with complex co-existing health conditions. Certainty remains low due to modest sample sizes and variability across studies. Findings describe group patterns, not personal outcomes, and comparative evidence is lacking to fully contextualize Fisiobil in the context of other available evidence.

Key Studies & References

  1. NICE Guideline: Generalized anxiety disorder and panic disorder in adults: management

Frequently Asked Questions (FAQ)

Common questions about Fisiobil (FAQ)

Q: Is Fisiobil the same as a supplement or is it a prescription medicine?

A: Fisiobil is licensed as a pharmaceutical medicine containing the active substance Dimecrotic Acid, and it is not classified as a dietary supplement. This designation means its use and production are strictly regulated by national medicines authorities.


Q: How long does Fisiobil stay in my system after the last use?

A: The official product information contains a summary of the pharmacokinetic properties of Dimecrotic Acid. This includes a description of the drug's elimination characteristics, specifically the estimated half-life—the time it takes for half of the substance to be removed from the body.


Q: Are there different strengths or formulations of Fisiobil available?

A: Regulatory summaries confirm that the oral preparation (tablets or capsules) of Fisiobil is documented for use. The official product information details the specific strength and formulation that has been approved by the national health authorities.


Q: If I feel better, is it necessary to complete the full recommended course of Fisiobil?

A: Regulatory guidance describes the importance of adherence to the full prescribed course of treatment, as detailed in official labeling. This is generally emphasized unless a healthcare professional gives explicit advice to change the treatment plan.


Q: What should I do if I accidentally use more Fisiobil than instructed?

A: Official documents describe that in the event of accidental use of more than the prescribed dose, immediate contact with a doctor, emergency medical service, or pharmacist is recommended for appropriate guidance.


Q: How is the safety of Fisiobil monitored after it is released to the public?

A: The safety of Fisiobil is continuously monitored through a process called pharmacovigilance. National medicines authorities mandate the reporting of all suspected adverse reactions for approved medicines to help identify and assess new risks, supporting the continuous update of the safety profile.


Q: What should I tell my pharmacist about before getting a prescription for Fisiobil?

A: Official documents describe that individuals should inform their pharmacist or physician of all current medicines they are using, especially antibiotics in the Tetracycline class, due to a documented interaction. Mentioning any known allergies or hypersensitivity to Dimecrotic Acid is also critical, as this is an official contraindication.


Q: Is Fisiobil addictive or habit-forming?

A: Official regulatory documentation reviews the risks associated with the medicine. According to this information, addiction, dependence, or habit formation are not listed as a known risk associated with the use of Dimecrotic Acid.


Q: Are there any restrictions on driving or operating machinery while using Fisiobil?

A: Official regulatory information does not document any restrictions on driving or operating machinery for Fisiobil. This indicates that no specific warnings regarding an impact on psychomotor performance are currently required by the national health authorities.


Q: Is there a patient information leaflet (PIL) available for Fisiobil online?

A: Yes, Patient Information Leaflets (PIL) or similar Medication Guides for approved medicines like Fisiobil are typically made available online. This information is published by the national health authority that authorized the medicine's use in your region.


Q: Is Fisiobil approved in countries outside the US?

A: Regulatory records confirm that Fisiobil (Dimecrotic Acid) is an approved and listed medicine in certain jurisdictions outside of the United States, including specific European and Latin American countries.


Q: Can individuals with kidney issues use Fisiobil?

A: The official regulatory documents state that use of Fisiobil is not formally contraindicated (strictly prohibited) for individuals with renal impairment or kidney issues. However, regulatory documents indicate that caution or additional monitoring may be necessary in certain situations, which is determined by a physician.


Q: Can I take Fisiobil if I drink alcohol occasionally?

A: Official regulatory information does not document an interaction between Dimecrotic Acid and alcohol consumption. As such, no specific warning or restriction for occasional alcohol use is typically given in the product information.


Q: Is it possible for Fisiobil to affect my sleep pattern?

A: The official side effect profile of Fisiobil does not list insomnia, drowsiness, or other central nervous system effects as reported side effects. This information is based on the data collected during clinical trials and post-market surveillance.


Q: Can Fisiobil be used by older adults (e.g., 65 and over)?

A: The regulatory documents establish the use of Fisiobil for the general adult population. While it is not strictly prohibited, official guidance often highlights the need for caution or specific medical monitoring for older adults, which is decided by a healthcare provider.


Q: Why does Fisiobil have a warning about liver function?

A: Fisiobil is officially contraindicated (must not be used) in patients with severe hepatic insufficiency (serious liver impairment). This restriction is necessary because the drug's core mechanism is to stimulate bile flow, an action directly dependent on and potentially impacting proper liver function.


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

A: Regulatory documents, specifically the sections detailing the composition (excipients) and special warnings, list all inactive ingredients. The presence of common allergens like lactose or gluten is documented in the official labeling, allowing individuals to check the formulation details.


Q: How does the body generally process Fisiobil?

A: The official product information includes a summary of the pharmacokinetic properties. This section details how the body absorbs, metabolizes (breaks down), and eliminates the active substance, Dimecrotic Acid, following its oral administration.


Q: If I am taking Fisiobil for a long time, what kind of monitoring is usually described in official guidance?

A: Regulatory guidance often includes special warnings specifying the need for periodic monitoring of certain biological functions during prolonged treatment. However, the exact nature of this monitoring is determined by a physician based on the individual patient's condition.

How should Fisiobil be stored and disposed of?

How to Store and Dispose of Fisiobil?

Official Storage Conditions

Fisiobil must be stored according to the requirements stated in the regulatory labeling to maintain its quality and stability. The medicine must be kept at a temperature not exceeding 25 C. To ensure stability, the tablets require protection from light and moisture, and must be stored in their original container.

Child Safety and Disposal Requirements

As a mandatory safety precaution, Fisiobil must be stored out of the sight and reach of children.

When the product is no longer needed or has expired, it must be disposed of properly. Do not discard Fisiobil via household waste or wastewater. Unused medicine must be handled and disposed of in accordance with local pharmaceutical waste regulations.

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

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