Gismotal

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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 Gismotal

Gismotal is a prescription-only pharmaceutical preparation used to restore functional balance and regulate muscle activity within the digestive tract. Its therapeutic identity is defined by its sole active component, the synthetic chemical entity Trimebutine, which is typically presented as Trimebutine maleate.


Quick Facts

Property Description
Active ingredient Trimebutine maleate
Form Tablets, Oral Solution
Pharmacological class Gastrointestinal Motility Regulator, Spasmolytic
Common use Relief of functional digestive discomfort
Origin Synthetic compound

Type and Classification (The Essence of the Drug)

Gismotal is classified under the group of antispasmodics, specifically as an "other antispasmodic and anticholinergic" agent. The drug is pharmacologically categorized as a Motility Regulator and Gastrointestinal Agent. The active substance, Trimebutine, is a derivative of trimethoxybenzoic acid, which confirms its synthetic origin rather than a natural source. Unlike traditional antispasmodics that primarily induce muscle relaxation, Trimebutine is recognized for its unique dual action, allowing it to both stimulate a sluggish bowel and calm an overactive, spasming segment, a property clinically recognized for its broad application in functional bowel disorders.


Composition and Available Preparations

The foundation of the Gismotal preparation is the single active ingredient, Trimebutine maleate, combined with pharmaceutical excipients necessary for manufacturing solid or liquid forms. As a medicinal product, it is most commonly available in several physical dosage forms, including tablets (often film-coated) for oral ingestion and preparations for an oral solution or suspension. The primary route of administration is oral, although injectable solutions also exist for specific clinical settings. Gismotal, as a specific brand, is often marketed with distinct film-coating features or as granules for oral suspension, differentiating its specific presentations from generic Trimebutine products.


Primary Function: Modulating Gut Activity

The general purpose of Gismotal is to normalize and stabilize the abnormal muscle contractions and heightened nerve sensitivity within the digestive system. It achieves this by acting as a regulator within the enteric nervous system, the complex nerve network that controls the gut. By addressing both the irregular contractions (spasms or sluggishness) and the underlying hypersensitivity of the bowel, Trimebutine helps relieve the generalized abdominal discomfort, pain, and bloating associated with functional disturbances. The mechanism of Trimebutine helps normalize the motor response of the colon and small intestine. Consequently, the medicine acts to restore the proper pace and rhythm of digestion, such as in instances of chronic gastric irritation or post-operative ileus.

Regulatory References

  1. WHO Official Website

What side effects are possible with Gismotal?

Possible Side Effects and Safety Information

Gismotal, containing Trimebutine maleate, has an official safety profile categorized by the physiological systems affected and the frequency of occurrence, as documented in government regulatory sources (SmPC/FDA equivalents).

Official Adverse Reactions and Frequencies

Adverse reactions are classified according to frequency, which may vary slightly across international regulatory labels. The most commonly reported effects involve the digestive and nervous systems.

Classification Examples of Documented Reactions
Common Dry mouth, Diarrhea, Nausea, Constipation, Drowsiness, Headache, Dizziness
Uncommon Rash, Pruritus (itching)
Not Known Anaphylaxis, Tachycardia, Severe skin reactions, Urinary retention

System-Organ-Class Groupings

The most frequent adverse events are grouped under Gastrointestinal Disorders and Nervous System Disorders. Other documented system classes include Skin and Subcutaneous Tissue Disorders, Immune System Disorders, and Cardiac Disorders (e.g., Tachycardia).

Serious Safety Considerations

Regulatory documents list certain rare but clinically serious events, often classified as 'Not Known' frequency. These include Anaphylaxis (severe allergic reaction), severe cutaneous reactions (such as Erythema Multiforme), and isolated reports of liver dysfunction or jaundice. In the context of overdose, neurological and cardiac effects, including QTc interval prolongation, have been noted.

Population-Specific Safety Constraints

The official label contains specific safety limitations for certain groups. The use of Trimebutine during pregnancy is generally not recommended unless deemed essential by a healthcare provider. Safety for use during lactation is not established. Gismotal is contraindicated in individuals with known hypersensitivity to Trimebutine maleate or its excipients. Additionally, due to the potential for drowsiness or dizziness, caution is advised regarding activities requiring mental alertness, such as operating machinery.

Overdose and Emergency Response

Overdose and when to seek help — Official regulatory information for Gismotal (Trimebutine Maleate)

The official regulatory documentation details specific manifestations and required emergency actions in the event of Gismotal overdose.

Element Regulatory Statement
Documented Manifestations Neurological disorders (Drowsiness, Convulsions, Coma) and Cardiac disorders (Bradycardia, Tachycardia, Prolongation of the QTc interval) have been observed.
Systems Affected Central Nervous System and Cardiovascular System.
Immediate Action Required Contact your regional poison control centre immediately. Immediate medical attention is required.

Overdose Management and Monitoring

Overdose is classified by regulators as capable of leading to severe outcomes, including Coma and serious cardiac abnormalities like Prolongation of the QTc interval. Therefore, supervision in a specialized monitoring environment is required. Management must be strictly symptomatic and supportive, as no specific antidote is known according to official labeling.

For overdosage following oral ingestion, procedural steps such as gastric lavage are recommended to manage the immediate situation. The presence of documented severe neurological or cardiac signs dictates the urgent need for hospitalization and expert medical care.

Therapeutic Uses of Gismotal

What Gismotal Treats: Main Uses and Benefits

Gismotal is relevant for symptomatic management by easing patient discomfort during difficult episodes. Symptomatic agents are commonly applied for conditions presenting with mild-to-moderate discomfort and temporary symptom reduction. Gismotal is generally used to address symptom clusters that may become intense or disruptive, supporting patients as they cope more steadily with these fluctuations.


Supporting Comfort in Acute Phases

Gismotal is applied across therapeutic domains where short-term symptomatic assistance is needed, often used during phases when symptoms become more noticeable or escalate temporarily. It plays a role in managing symptoms related to physical discomfort and heightened physiological activity, assisting with managing the overall symptom load during periods of temporary physiological imbalance. It is commonly used for conditions characterized by episodic or fluctuating symptom patterns, where the aim is supportive relief for manifestations like acute discomfort, systemic imbalance, and noticeable physiological strain.

“Gismotal contributes to supporting general well-being during symptomatic phases.”

The medication is considered relevant in clinical settings marked by increased discomfort or tension and may assist with maintaining functional stability when symptoms interfere with routine activities.

Quick Fact: Supportive Management for Acute Discomfort

Regulatory References

  1. NIH Pain Management Medications overview

Eligibility and Restrictions for Use

Gismotal (Trimebutine Maleate) eligibility is determined by official regulatory documents based on contraindications and special population use.

Eligibility Scope

Classification Who Must NOT Use (Contraindicated/Not Recommended)
Absolute Contraindication Individuals with a documented hypersensitivity or allergy to Trimebutine or any excipients.
Age Restriction Children under 12 years (or other age specified in the local label), as safety and efficacy are often not established in the pediatric population.
Physiological State Pregnant women (especially the first trimester) and Breastfeeding/Lactating women. Use is not recommended due to insufficient human safety data.

Condition-Specific Eligibility

  • Caution Required: Use in patients with liver impairment requires careful assessment and monitoring, as severe dysfunction may compromise drug elimination.
  • General Eligibility: Adults are the primary population for established use, though special considerations apply to older adults due to age-related changes in organ function.

Regulatory agencies define these eligibility rules to ensure the benefit-risk profile is favorable for the intended population and restrict use where established safety data is lacking.

What should I know about interactions with other medicines?

Interactions with other medicines and products

This section outlines the officially documented interaction patterns for Gismotal (Trimebutine maleate) as stated in government regulatory prescribing information.


Documented Pharmacodynamic Interaction

The primary, officially recognized drug interaction pattern for Gismotal involves its pharmacodynamic effect when co-administered with specific medicinal products. Regulatory documents state a potential interaction with non-depolarizing neuromuscular blockers.

Specifically, the co-administration of Gismotal with d-Tubocurarine is documented to result in an increased duration of curarization. This means the muscle-relaxing effect of d-Tubocurarine is officially stated to be prolonged.

Detail Official Regulatory Statement
Interacting Medicine d-Tubocurarine
Interaction Mechanism Pharmacodynamic interaction
Formal Outcome Increased duration of curarization

Absence of Documented Pharmacokinetic Restrictions

The official prescribing information for Gismotal does not formally state or require precautions for interactions related to drug metabolism via CYP-enzymes or drug transporters. Furthermore, no specific interactions with food, alcohol, or herbal products are explicitly documented as clinically significant or requiring mandatory restriction in official regulatory labels. No mandatory timing-based interaction rules (e.g., separation of administration by a specific number of hours) are listed.

Mechanism of Action

The pharmacological action of Gismotal is mediated by its active component, Trimebutine, which functions as a multimodal regulator of the gastrointestinal system's motor and sensory processes. Its primary mechanism involves non-selective agonism of peripheral mu (mu), kappa (kappa), and delta (delta) opioid receptors on neurons of the Enteric Nervous System (ENS). This receptor engagement modulates neurotransmitter release, influencing the intrinsic signaling that controls gut movement, leading to the coordinated regulation of peristaltic rhythm (motility regulation). Trimebutine also directly influences smooth muscle cell electrophysiology by modulating voltage-gated Ca^2+ and K^+ channels. The resulting concentration-dependent ion channel modulation accounts for the drug’s dual action, supporting the stabilization of smooth muscle tone and the modulation of both hypertonic and hypotonic states. Furthermore, Trimebutine exerts a localized modulatory effect on sensory afferent neurons, elevating the threshold for signal transmission, which influences peripheral sensory input from the gut wall.

Dosage and Administration Information

Gismotal, which contains the active substance Trimebutine maleate, is administered according to specific principles established for this preparation. These guidelines establish the approved routes, standard dosing schedules, and procedural requirements for its use.


Administration Routes and Dosing

The primary route of administration is oral, typically using immediate-release tablets in strengths of 100 mg or 200 mg. The standard adult regimen dictates a dose of 100 mg to 200 mg taken up to three times daily (TID). The maximum recommended daily intake must not exceed 600 mg when taken in divided doses. Oral administration is generally instructed to occur before meals to comply with the usage schedule.

For acute clinical situations where oral intake is not possible, the medication is approved for the intramuscular (IM) or intravenous (IV) route, using a single 50 mg dose. A crucial procedural constraint for the injectable form is that it must be administered via a slow intravenous infusion, with rapid injection strictly prohibited.


Population Rules and Procedural Guidance

Official usage guidelines include specific restrictions based on age, stipulating that Gismotal is contraindicated in children under 2 years of age. For pediatric patients over the age of two, the dose is calculated and adjusted based on their age and specific presentation. If a scheduled dose is missed, the instruction is to take it as soon as remembered; however, if the next dose is almost due, the missed dose must be skipped entirely to prevent accidental doubling of the intake.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Gismotal

Evidence for Use in Irritable Bowel Syndrome (IBS)

The research on Gismotal (Trimebutine maleate) for Irritable Bowel Syndrome (IBS) primarily involves Randomized Controlled Trials (RCTs) and Meta-analyses. These studies have been used in research exploring how symptoms change over time for patients diagnosed with IBS. Researchers examined populations that were mainly adults, focusing on outcomes related to physical discomfort such as abdominal pain and general abdominal discomfort. They also monitored changes in bowel habits like stool consistency and stool frequency across the observed populations.

Across the evidence base, studies reported measurements of change in abdominal pain when compared to an inactive treatment (placebo). Findings were mixed when researchers attempted to quantify the overall assessment of a patient's condition across all symptoms. The body of evidence is described as having a moderate level of certainty. Research highlights changes measured during the study period, helping to contextualize how patients reported their experience during episodes where symptoms become more noticeable.

Evidence for Use in Functional Dyspepsia (FD)

Gismotal was also studied for conditions characterized by fluctuating manifestations in the upper digestive tract, known as Functional Dyspepsia (FD). The research included Randomized Controlled Trials (RCTs) and systematic reviews. Studies explored symptom axes such as epigastric pain, postprandial fullness, and nausea in adults with FD. Research also describes objective monitoring, such as measuring the speed of gastric emptying as an objective endpoint.

Research in Special Populations

Evidence for Gismotal was evaluated in certain populations beyond the typical adult IBS and FD patient. This includes studies exploring Gismotal in children and adolescents with functional abdominal pain disorders. Separately, Gismotal was studied for very short-term use in patients undergoing specific types of surgery, with research monitoring outcomes such as the time to recovery of intestinal function in the immediate post-operative period.

What is Still Uncertain About Gismotal's Research

Clinical trials for Gismotal are primarily relevant in trials assessing short-term or episodic symptom patterns and are typically measured over intervals of 4 to 8 weeks or less. Existing studies provide limited information for long-term outcomes, and it is not yet clear whether an individual will respond similarly over extended use. The evidence level is described as low for some applications, and research is ongoing in several areas. Comparative evidence is lacking in certain subgroups, and sample sizes were modest in some included trials.

Key Studies & References

  1. SUMMARY OF EVIDENCE - Trimebutine Maleate and Pinaverium Bromide for Irritable Bowel Syndrome: A Review of the Clinical Effectiveness, Safety and Guidelines - NCBI
  2. Efficacy of Trimebutine Maleate in the Treatment of Functional Dyspepsia in Childhood

Frequently Asked Questions (FAQ)

Common questions about Gismotal (FAQ)

Q: Is Gismotal considered a long-term treatment option?

Studies examining Gismotal's use primarily focused on short-term outcomes, typically over intervals of four to eight weeks or less. According to official documents, the existing body of evidence provides limited information regarding long-term use and how a person might respond over an extended period.


Q: Can Gismotal be taken with common over-the-counter pain medications?

Official prescribing information does not formally state specific interactions that require mandatory restrictions when Gismotal is taken with common over-the-counter pain relievers. The medicine's regulatory label indicates that no specific precautions related to drug metabolism via CYP-enzymes are required.


Q: Can elderly patients use Gismotal safely?

While adults are the primary population for established use, official documents indicate that special considerations apply to older adults regarding its use. This is due to potential age-related changes in organ function, which may affect how the body processes the medicine. It is important to review the full safety profile with a healthcare provider.


Q: Is Gismotal suitable for teenagers?

The primary eligibility guidelines are established for adults, and local regulatory labels may restrict use for children under the age of 12 years. However, research evidence has been evaluated for Gismotal's use in children and adolescents with functional abdominal pain disorders.


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

Official administration guidelines indicate that the medicine is typically prescribed for administration in divided doses throughout the day. This schedule is intended to maintain the regulating effect on the digestive tract.


Q: Is there any research suggesting Gismotal is effective for conditions other than its main approved use?

Official research evidence has explored the use of Gismotal for Irritable Bowel Syndrome (IBS) and Functional Dyspepsia (FD). The medicine has also been studied in other situations, including functional abdominal pain disorders in children and short-term use in patients following specific types of surgery.


Q: Can Gismotal be taken if I am planning a minor surgical procedure?

Regulatory documents state that when Gismotal is taken alongside certain medicines used during surgical procedures, such as non-depolarizing neuromuscular blockers like d-Tubocurarine, it may increase the duration of muscle relaxation. This specific pharmacodynamic interaction is officially documented.


Q: How does Gismotal's action differ from non-prescription alternatives?

Gismotal is classified as a Motility Regulator, which means it helps normalize muscle activity in the digestive tract. Its action is recognized for a unique dual effect, allowing it to both stimulate a sluggish bowel and calm excessive muscle spasms, which differs from some traditional antispasmodic agents.


Q: What happens if I forget to take my Gismotal dose before a meal?

The official product label contains specific procedural instructions for what to do if the timing is missed or if a dose is forgotten. These full instructions are detailed in the 'How to Use Gismotal' section.


Q: Does Gismotal interact with birth control pills?

According to official regulatory information, no specific precautions or mandatory restrictions are formally stated regarding drug interactions linked to CYP-enzymes, which are the biological systems often involved in processing hormonal contraceptives.


Q: Do official documents mention any effects of Gismotal on blood pressure?

The official safety profile for Gismotal lists certain effects grouped under Cardiac Disorders. For example, Tachycardia, which is an abnormally fast heart rate, is documented as an adverse event of 'Not Known' frequency.


Q: Does Gismotal have a risk of dependence or addiction?

The active component, Trimebutine, is classified as a Gastrointestinal Motility Regulator. Its function is localized to nerve cells in the digestive tract, regulating gut activity, as noted in the pharmacological data.


Q: Does Gismotal interact with common vitamins like Vitamin D or C?

Official regulatory documents do not require precautions for interactions between Gismotal and common vitamins, nor do they list specific, clinically significant interactions with food, alcohol, or herbal products.


Q: Are there any mandatory safety checks required before starting Gismotal?

Official labeling advises that patients with liver impairment require careful assessment and monitoring. This precaution is necessary because severe liver dysfunction may affect the body's ability to process and eliminate the medicine.


Q: What is the regulatory status of Gismotal (e.g., approved in the US/EU)?

Gismotal is categorized as a prescription-only medicine. It has an official classification from the World Health Organization (WHO) and is referenced in major authoritative sources like the NIH MedlinePlus Review, indicating its established regulatory standing.

How should Gismotal be stored and disposed of?

Storage Requirements

Official regulatory labeling dictates that Gismotal (Trimebutine maleate) must be stored under specific environmental controls to maintain its stability. The product should be stored at a temperature not exceeding 30 C and must be protected from both light and moisture. It is required to keep the medicine in its original outer carton and ensure that the container is tightly closed if the form permits, particularly after initial opening. It is strictly prohibited to freeze the product, as this can compromise the formulation.

Child Safety and Disposal

For safety, the medication must always be stored out of the sight and reach of children, as stated in all official prescribing information. Regarding disposal, unused or expired Gismotal must not be thrown into household waste or flushed down the toilet. Instead, disposal must follow local pharmaceutical waste handling guidelines and return programs.

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

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