Biomotil

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Biomotil

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Medically reviewed

Marina Burgos

Last updated on 10/01/2026

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 Biomotil

Property Description
Active ingredient Levosulpiride (INN)
Form Tablets, oral solution, ampoules
Pharmacological class Selective D2 Dopamine Receptor Antagonist, Prokinetic
Common use Relief of functional digestive discomfort
Origin Synthetic substance (S-enantiomer)

What Type of Medicine is Biomotil?

Biomotil is a single-ingredient, prescription-only medicine primarily classified as a substituted benzamide derivative, functioning as a selective D2 dopamine receptor antagonist. The active ingredient is Levosulpiride, a synthetic substance that is the isolated S-(-) enantiomer of the related drug sulpiride. This isolation is a key distinguishing feature, as the levo-enantiomer exhibits greater central antidopaminergic and antidyspeptic effects compared to the racemic mixture.

Composition and Pharmaceutical Forms: The Levosulpiride Difference

The active substance in this medication is Levosulpiride (INN). The medication is provided in several pharmaceutical forms to facilitate flexible patient care, including solid tablets, a liquid oral solution, and sterile ampoules for parenteral (injectable) use.


Biomotil's General Role in Functional Relief

The general purpose of Biomotil is to promote and regulate the natural movement (motility) of the gastrointestinal tract, offering relief from functional digestive discomfort. Its core action as a dopamine receptor antagonist counteracts dopamine's inhibitory effects on gut motility. The medication is clinically recognized for its prokinetic and anti-dyspeptic properties. This foundational mechanism makes the medication a useful option for managing conditions characterized by sluggish emptying or abdominal discomfort due to slow movement of food through the stomach.

What side effects are possible with Biomotil?

Possible Side Effects and Safety Information

The official safety profile for the active ingredient, Levosulpiride, is strictly based on documented regulatory information, such as the Summary of Product Characteristics (SmPC) from national medicines agencies. Safety classifications are used to communicate the documented likelihood of adverse reactions.


Official Adverse Reaction Listings and Frequency

Side effects are classified by the affected System Organ Class (SOC) and their frequency, which ranges from Very Common to Not Known (frequency cannot be estimated from available data).

System Organ Class (SOC) Frequency Classification Official Adverse Reactions
Psychiatric/Nervous System Very Common / Common Insomnia, Vertigo, Drowsiness, Sedation
Gastrointestinal Very Common Abdominal cramps, Hypersalivation, Constipation
Endocrine & Reproductive Common / Not Known Hyperprolactinaemia, Menstrual disorders, Gynaecomastia, Amenorrhoea, Galactorrhoea
Cardiac Rare Ventricular arrhythmias (e.g., QT prolongation), Cardiac arrest
Investigations Very Common Weight gain

Serious Adverse Reactions and Restrictions

Regulatory documents highlight several severe adverse reactions, including Neuroleptic Malignant Syndrome (NMS) and the risk of Venous Thromboembolism (blood clot formation). Extrapyramidal Symptoms (involuntary movement disorders) are also documented.

Contraindications (Do Not Take): The medicine is strictly forbidden for individuals with specific pre-existing conditions, including Epilepsy, Phaeochromocytoma, Prolactin-dependent tumors (like breast cancer), and gastrointestinal conditions posing a risk of bleeding, obstruction, or perforation.

Population-Specific Safety Notes

The medicine is contraindicated during Pregnancy and Lactation (breastfeeding). Use in the Paediatric Population is generally not recommended. Caution is advised when used in Elderly Patients and those with Renal or Hepatic Impairment.

Overdose and Emergency Response

Overdose and When to Seek Help

The official regulatory documents for Biomotil (Levosulpiride) define the overdose profile based on documented severe physiological effects, mandating immediate medical intervention.

Documented Manifestations

Overdose may present with Central Nervous System (CNS) effects such as pronounced sedation, somnolence, and extrapyramidal symptoms including rigidity and dystonia. Hypotension is also a documented clinical sign, and massive overdose cases have resulted in coma. The regulatory information notes a potentially increased risk or severity of these manifestations in patients with pre-existing renal impairment.


Severe Outcomes and Required Actions

The most serious risks involve the Cardiovascular system, including the potential for QTc interval prolongation, ventricular arrhythmia, and the life-threatening risk of Torsades de Pointes. For any suspected overdose, immediate medical attention must be sought, and regulatory guidance requires hospitalization with continuous cardiac monitoring and intensified medical observation. Since no specific antidote is known, management relies on symptomatic and supportive treatment, with anticholinergic agents available for managing extrapyramidal symptoms and the procedural consideration of gastric lavage.

Therapeutic Uses of Biomotil

What Biomotil Treats: Main Uses and Benefits

The medicine Biomotil (Domperidone) is commonly used to help manage symptoms related to specific digestive discomfort. The medication is used for symptomatic management of nausea and vomiting in adults and adolescents. The medication is applied across domains where additional symptomatic support is needed to address acute or disruptive symptom patterns.

“It provides support that helps ease the overall symptom burden during difficult episodes.”


Supportive Relief for Acute Nausea and Vomiting

This domain involves symptomatic management in situations where patients experience sudden, disruptive manifestations that interfere with daily functioning. Biomotil is commonly used when short-term symptomatic assistance is appropriate, and may assist with managing these acute symptom clusters.

Quick Fact: Supportive Management for Nausea and Vomiting


Management of Discomfort During Episodes

The medication is considered relevant in clinical settings marked by temporary physiological imbalance or heightened distress. It helps patients cope more steadily with the episodes of discomfort, and may contribute to maintaining functional stability during symptomatic phases.

Regulatory References

  1. European Medicines Agency's review

Eligibility and Restrictions for Use

Who can and cannot use Biomotil?

This section describes the officially documented population eligibility and non-eligibility for Biomotil (Levosulpiride), as defined by government regulatory documents. Eligibility is primarily established for Adults who do not have any specific contraindications.


Eligibility Scope Regulatory Status
Populations for whom use is contraindicated Absolute prohibition for patients with Hypersensitivity to the drug, Epilepsy or a history of seizures/manic states, Phaeochromocytoma, and specific prolactin-dependent tumors like Malignant Mastopathies or conditions causing Hyperprolactinemia [Vinmec; Rwanda FDA SmPC]. Use is also forbidden in cases of Gastrointestinal bleeding, obstruction, or perforation [Rwanda FDA SmPC].
Pregnancy and Lactation Eligibility Contraindicated. The drug is explicitly documented as unsafe for use during both pregnancy and breastfeeding [Rwanda FDA SmPC].
Age-Related Eligibility Use is not indicated or not recommended in Children and Adolescents (generally under 14 or 18 years) due to insufficient clinical data [Vinmec; Rwanda FDA SmPC]. Older Adults require caution and monitoring, and a lower dose is often appropriate due to increased sensitivity [Vinmec].
Organ Function Restrictions Patients with Renal or Hepatic Impairment require caution and dose adjustment; severe kidney failure may prohibit use entirely [Vinmec].

Regulatory documents classify these limitations as Contraindicated (absolute exclusion), Not Recommended (restricted use), or requiring Caution (conditional use), structuring who may receive the medicine.

What should I know about interactions with other medicines?

The official regulatory profile for Biomotil (Levosulpiride) defines interaction constraints across several pharmacodynamic and pharmacokinetic domains, strictly outlining necessary co-administration constraints as determined by government authorities.

Contraindicated and High-Risk Combinations

The combination of Levosulpiride with Levodopa (and other antiparkinsonian medicines) is formally contraindicated by regulatory authorities due to reciprocal antagonism of effects. Concomitant use is not recommended with substances that pose a cardiac risk, specifically agents that prolong the QT interval or induce bradycardia, such as Amiodarone, Pimozide, and certain beta blockers. This restriction extends to drugs that cause electrolyte abnormalities (e.g., stimulant laxatives, diuretics), which further increase the risk of arrhythmias. Alcohol is also not recommended due to potentiation of sedative effects.

Exposure Modification and Timing Rules

Levosulpiride has additive pharmacodynamic effects when co-administered with other CNS depressants, including narcotics, sedatives, and hypnotics, potentially enhancing sedation. For absorption-based interactions, Antacids (containing aluminum and magnesium) and Sucralfate are documented to reduce the bioavailability of Levosulpiride. A mandatory timing separation of at least two hours is required between administration of Levosulpiride and these products to mitigate this reduction in exposure. A specific population note exists for Monoamine Oxidase Inhibitors (MAOIs), which require caution in patients with essential hypertension.

Mechanism of Action

How Biomotil Works

Biomotil exerts its mechanism of action primarily in the gastrointestinal (GI) tract by acting as an agonist on mu-opioid receptors (mu-OR) located within the enteric nervous system (ENS). Activation of these mu-OR on presynaptic nerve terminals in the bowel wall suppresses the release of excitatory neurotransmitters, such as acetylcholine and substance P.


This molecular interaction initiates a cascade that results in decreased smooth muscle activity and inhibition of the strong, propulsive contractions known as peristalsis. The net effect is a significant slowing of gastrointestinal motility and an increase in the transit time of luminal contents.


The prolonged contact time between the intestinal contents and the mucosal lining facilitates the reabsorption of water and electrolytes back into circulation. This reduced GI motility combined with enhanced reabsorption causes an alteration in net fluid movement across the intestinal wall, leading to a reduction in the volume of free fluid within the bowel lumen.

Dosage and Administration Information

Biomotil, which contains the active substance Levosulpiride, is administered based on the specific pharmaceutical form required for treatment. The approved routes of administration are oral (using tablets or a solution) and parenteral (intravenous or intramuscular injection).


Standard Dosing Regimens and Frequency

The standard adult oral dosing involves taking a 25 mg tablet three times per day (TID), resulting in a typical total daily dose of 75 mg. Alternatively, the sustained-release 75 mg tablet is administered once daily. Parenteral administration (IV or IM) is typically reserved for acute needs and is given as 1 ampoule two or three times per day, requiring professional medical supervision.

Following successful stabilization with the injectable form, oral therapy may be continued for a defined course of approximately 10 to 15 days.


Administration Timing and Handling

To ensure correct use, oral forms must be taken at least 20 to 30 minutes before meals. It is critical that the sustained-release tablets are swallowed whole and are not crushed, broken, or chewed. If a dose is missed, the standard practice is to skip the forgotten dose and continue with the next scheduled dose; patients are instructed not to take two doses at the same time.


Population Adjustments

Dose reduction is appropriate in older adult patients. Dose reduction is also necessary for individuals with documented renal impairment to prevent substance accumulation. Use in children is generally not indicated.

Recent Clinical Evidence

Research Evidence / Overview of Studies for Biomotil

Evidence for Use in Functional Digestive Discomfort (Dyspepsia)

Research exploring the use of Biomotil for functional digestive discomfort (a conditions characterized by fluctuating or episodic manifestations) often involves short-term randomized controlled trials (RCTs). In these studies, adult patients with chronic or recurrent digestive discomfort was evaluated in comparison with a placebo or other active treatments. The research examined specific patient-reported outcomes describing perceived discomfort, such as feelings of fullness, bloating, and early satiety. Studies also included objective measurements, such as monitoring the time it takes for the stomach to empty.

The findings describe patterns observed in the studies where patient-reported symptom scores evolved during the defined time intervals, usually 3 to 4 weeks. Certain trials reported that the objective measure of gastric emptying time was monitored during the study period, and data indicated patterns related to shorter emptying times. This evidence contributes to the broader evidence landscape describing the dysmotility-like subtype of functional digestive discomfort.

Evidence for Use in Acute Nausea and Vomiting

Research has explored the use of Biomotil relevant in trials assessing short-term or episodic symptom patterns of nausea and vomiting. Studies conducted during periods of increased symptom activity include randomized clinical trials that often focus on patients who experience these symptoms as a result of other medical procedures or pharmacological treatments. The primary outcomes measured in this research scenario include tracking the frequency and reported severity of vomiting episodes and the need for rescue medication.

Clinical reports described patterns observed in the studies related to the incidence and severity of nausea and vomiting episodes in the hours following administration. Some trials described that the consumption of rescue medication was monitored and observed to evolve in the studied cohorts compared to control groups.

Long-Term Studies and Follow-up

Most of the primary clinical research for the digestive conditions described above was studied for short periods, often less than four to eight weeks. These follow-up durations were limited, meaning the primary evidence contributes to understanding short-term symptom patterns but not outcomes over many months or years. While some studies, particularly in diabetic gastroparesis, did extend for a longer, six-month time interval, there is limited information for long-term outcomes regarding the sustained patterns observed across all indications. The evidence helps contextualize how patients reported their experience over the brief study periods, but certainty remains low regarding effects over a more extended timeframe.

What is Still Uncertain About Biomotil

While research describes observed symptom changes in specific adult populations, evidence highlights what is known—and what is still uncertain. The major gaps or uncertainties include: Long-term effects are not fully established beyond the limited follow-up durations; Sample sizes were modest in several key trials, meaning the research provides context but not individual predictions; and data for certain groups remain insufficient, such as children and pregnant women.

Frequently Asked Questions (FAQ)

Common questions about Biomotil (FAQ)


Q: Is Biomotil considered a first-line treatment for its indicated use?

Clinical reviews and established treatment guidelines often position the active substance in Biomotil, Levosulpiride, as a second-line option. The substance is generally positioned for use in patients whose initial therapies have not provided adequate relief from functional digestive discomfort.


Q: Does Biomotil contain any ingredients that are known allergens?

Regulatory documents state that Biomotil is contraindicated if a patient is allergic to the active substance, Levosulpiride, or any of the inactive ingredients, known as excipients. For instance, some tablet formulations contain lactose monohydrate. Official labeling advises consulting with a healthcare professional regarding all ingredients, particularly for individuals with known allergies.


Q: Is it common to experience a metallic taste or dry mouth while taking Biomotil?

The official safety profile lists dry mouth as a possible adverse reaction. While a metallic taste is generally not listed, hypersalivation (increased saliva) is documented as a very common side effect. Studies indicate that adverse events can be more frequent when treatment begins.


Q: Do the side effects of Biomotil usually go away after the first few weeks?

Official information indicates that adverse events tend to be reported most frequently during the first 15 days of treatment. Studies indicate that the incidence of adverse events may decrease over time, and they may gradually lessen or resolve without requiring discontinuation of the medicine.


Q: Are there specific symptoms that warrant calling a doctor immediately while taking Biomotil?

Yes. Official documents describe specific symptoms associated with serious conditions, such as Neuroleptic Malignant Syndrome (e.g., high fever, severe muscle stiffness, or significant changes in heart rate or blood pressure) and severe extrapyramidal symptoms (e.g., involuntary movements, uncontrolled tremors, or rigidity). These documented symptoms are considered urgent.


Q: How does Biomotil affect liver function or liver enzymes?

Official product information notes that dosage adjustments or careful monitoring may be necessary for individuals with existing liver problems. This is because the drug may not be metabolized correctly. Additionally, some clinical reports have noted increased liver enzymes as a potential adverse reaction during treatment.


Q: Are there any known drug-drug interactions between Biomotil and common over-the-counter pain relievers?

Biomotil is classified as a Central Nervous System (CNS) depressant. Regulatory documents caution that it has additive effects when combined with other CNS depressants, which can include certain opioid pain relievers. Due to the potential for enhanced sedative effects, patients are advised to consult a healthcare professional regarding co-administration of over-the-counter pain medicines.


Q: How long does it typically take to start feeling the intended effects of Biomotil?

The time it takes to experience the intended benefit varies. However, clinical trial summaries for functional digestive discomfort indicate that patients often start to report improvement in their overall symptom scores within 15 to 30 days after beginning treatment.


Q: Is Biomotil available as a generic medicine?

The name of the active substance is Levosulpiride. Once the brand-name product’s patent protection ends, the active substance may be produced and marketed by other manufacturers as a generic medicine under the name Levosulpiride, provided it adheres to all regulatory standards.


Q: Does taking Biomotil affect the results of any standard laboratory tests (e.g., blood work)?

Yes. Official documentation indicates that the medicine can cause an elevation in the blood hormone prolactin (a condition called hyperprolactinaemia). Additionally, the medicine has been associated with elevated liver enzyme levels in the blood, which can be reflected in routine laboratory test results.


Q: What kind of monitoring (e.g., regular blood tests) is sometimes recommended for people taking Biomotil?

Official guidance notes that monitoring is sometimes appropriate for patients taking Biomotil, particularly for extended periods. This may involve regular assessment for signs of extrapyramidal symptoms (involuntary movement disorders) and checking blood levels for potential hyperprolactinaemia (high prolactin levels).


Q: Can Biomotil be used by people with a history of mental health conditions?

Regulatory documents strictly contraindicate (forbid) the use of this medicine for individuals with specific conditions, including epilepsy or a history of seizures or manic states. For other psychiatric disorders, regulatory texts suggest that use may require careful assessment by a prescriber.


Q: Does Biomotil affect a person's ability to drive or operate machinery?

Due to the risk of side effects like drowsiness, vertigo, or reduced reaction time, official documentation advises that individuals refrain from driving or operating machinery until the effect of the medicine on their alertness is known. This is a standard warning associated with CNS-active medicines.


Q: Why do some official sources mention a 'Boxed Warning' for Biomotil?

The active substance in Biomotil is chemically related to a class of medicines known as antipsychotics. In the United States, official documents for this class carry a Boxed Warning (also called a Black Box Warning) regarding certain potential risks, especially when used by elderly patients with dementia-related psychosis. This is a specific regulatory communication.


Q: Why is the mechanism of action of Biomotil described as 'complex'?

The mechanism of action is considered complex because it involves dual action, not limited to a single pathway. It functions primarily as a D2 dopamine receptor antagonist (blocking dopamine) while also having actions that stimulate other receptors, such as the 5-HT4 serotonin receptor. This affects both central and peripheral pathways in the body.


Q: What is the half-life of Biomotil, and what does that mean for taking it?

The plasma half-life of the active substance is typically reported to be approximately 6 to 10 hours in adults. The half-life refers to the time it takes for the amount of medicine in the body to be reduced by half. This specific range is what regulatory guidance uses to determine the appropriate standard dosing frequency.


Q: Are there any special considerations for taking Biomotil if a patient has a lactose intolerance?

Yes, some tablet formulations contain lactose monohydrate as an inactive ingredient. Regulatory documents state that patients who have rare hereditary problems of galactose intolerance, total lactase deficiency, or glucose-galactose malabsorption should avoid taking this specific medicine.


Q: Does Biomotil affect fertility in men or women?

Official information indicates the medicine can lead to hormonal changes, specifically hyperprolactinaemia (high prolactin levels). Reported hormonal changes, such as hyperprolactinaemia, can lead to menstrual disorders in women. Pre-clinical animal studies have also noted reproductive toxicity.

How should Biomotil be stored and disposed of?

How to Store and Dispose of Biomotil (Levosulpiride)

Official labeling requires specific conditions for storing Biomotil to maintain its stability and effectiveness.

Storage Requirements

The medication must be stored at a temperature not exceeding 30 C (controlled room temperature) and is strictly labeled with the instruction: Do not freeze. The product must be protected from light and moisture, which requires keeping the container tightly closed. For the injectable form, stability is limited after dilution, requiring storage within specific timeframes.

Disposal Instructions

All forms of Biomotil must be stored out of the sight and reach of children. When discarding, the medicine must not be disposed of in household waste or flushed down the drain. Unused or expired medication must be disposed of in accordance with local regulatory requirements, often requiring return to a pharmacy or designated collection site.

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

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