Eucil

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Medically reviewed

Rosario Oropesa

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 Eucil

What is Eucil?

Eucil is a medication primarily used to treat various gastrointestinal issues. Its active ingredient is bromopride, a substituted benzamide that acts as a prokinetic agent and antiemetic. It is commonly prescribed to help manage symptoms related to the digestive system's movement and to prevent nausea and vomiting.

How it Works

Bromopride, the functional component of Eucil, works by interacting with specific receptors in the gastrointestinal tract and the brain. It primarily functions by:

  • Enhancing Gastric Motility: It helps stimulate the muscles of the stomach and upper intestine, which accelerates gastric emptying. This is particularly useful for individuals experiencing slow digestion or gastric stasis.
  • Blocking Dopamine Receptors: By acting as a dopamine antagonist, particularly at the D2 receptors, it helps suppress the signals in the brain that trigger the sensation of nausea and the physical reflex of vomiting.

Common Uses

Eucil is typically utilized in clinical settings for the following purposes:

  • Gastroesophageal Reflux: To help reduce the backup of stomach acid into the esophagus by moving food more quickly through the digestive tract.
  • Nausea and Vomiting: To manage these symptoms when they are caused by digestive disorders, postoperative recovery, or certain medical procedures.
  • Diagnostic Procedures: It may be used to facilitate the movement of barium during radiologic examinations of the gastrointestinal tract.
  • Functional Digestive Disorders: To alleviate symptoms such as bloating, early satiety, and upper abdominal discomfort associated with impaired gastric movement.

What side effects are possible with Eucil?

Possible Side Effects and Safety Information

Regulatory documentation for Eucil (Metoclopramide) details adverse reactions across several physiological systems, with the most significant safety concerns centered on the central nervous system and the cardiovascular system. Adverse effects are formally categorized by frequency in official government sources.

Adverse Reaction Classifications

Classification Examples of Reactions
Common (1% to 10%) Somnolence (drowsiness), Asthenia (fatigue/weakness), Headache, Diarrhea, and Restlessness (Akathisia).
Uncommon / Rare Depression, Extrapyramidal Disorder (Dystonia), Bradycardia, Confusion, and Convulsions.
Frequency Not Known Neuroleptic Malignant Syndrome (NMS), Cardiac Arrest, Circulatory Collapse, and Suicidal Ideation.

Serious Safety Considerations

The most serious documented risk is Tardive Dyskinesia (TD), a potentially irreversible movement disorder. Regulatory bodies note that the risk of TD increases with the duration of use and the cumulative dose, leading to limits on continuous treatment duration. Other serious, though less frequent, reactions include Neuroleptic Malignant Syndrome (NMS) and severe Cardiac Events (such as cardiac arrest), particularly associated with the intravenous route of administration.

Population-Specific Safety Notes

The official safety profile specifies differential risks for certain groups. Children and young adults have an elevated risk of acute extrapyramidal symptoms. Older adults show increased sensitivity to adverse effects, including a higher risk of Tardive Dyskinesia. Furthermore, for patients with renal or severe hepatic impairment, official documents specify the need for a reduction in dose to account for the drug's reduced clearance and potential for accumulation.

Safety Restrictions

Eucil is subject to several high-level safety limitations documented in regulatory labeling. The medicine is formally contraindicated in cases of gastrointestinal hemorrhage, mechanical obstruction, or perforation due to its prokinetic action. It is also contraindicated in individuals with a confirmed or suspected pheochromocytoma (risk of hypertensive crisis) and those with a history of epilepsy or prior Tardive Dyskinesia with the product.

Overdose and Emergency Response

Overdose: Eucil and When to Seek Help

This information is based strictly on authoritative government regulatory documents and is not a substitute for medical advice.


Documented Overdose Manifestations

Overdose of Eucil may present with severe clinical signs affecting the central nervous and cardiorespiratory systems. Documented overdose presentations include excessive sedation, profound dizziness, nausea, vomiting, confusion, and loss of consciousness. The most serious and potentially life-threatening outcomes listed are respiratory depression (slow or shallow breathing), severe hypotension (low blood pressure), and certain cardiac rhythm abnormalities.


Required Emergency Action

Immediate medical help must be sought if an overdose is suspected or confirmed. Regulatory labeling explicitly instructs patients to seek emergency medical attention immediately and contact a certified Poison Control Center. This action is critical regardless of the initial severity of symptoms due to the risk of delayed or escalating complications like respiratory or cardiovascular collapse.


Management and Considerations

Management of Eucil overdose is typically supportive and symptomatic. Healthcare professionals are advised to establish a patent airway and maintain ventilation. Monitoring requirements may include continuous observation for a specified duration to manage potential late-onset toxicity. Special consideration notes indicate that elderly patients and those with hepatic impairment may be at risk for greater severity or rapid onset of overdose effects.

Therapeutic Uses of Eucil

What Eucil Treats: Main Uses and Benefits

Eucil is used in situations involving certain distressing symptoms related to both impaired digestive motility and severe nausea. The core therapeutic focus of the medication is its role in providing supportive relief across key gastrointestinal and anti-emetic domains. This is commonly applied in conditions associated with acute or disruptive episodes, such as managing symptoms in diabetic gastroparesis, persistent gastroesophageal reflux disease (GERD), and contexts involving sickness related to certain medical treatments or surgical phases.


Symptomatic Relief and Clinical Contexts

This medication is applied across therapeutic domains where additional symptomatic support is needed to address symptoms related to organ-specific functional stress. It contributes to easing the overall symptom load by addressing persistent upper abdominal fullness, early feelings of satiety, bloating, and the physical act of vomiting. The supportive therapeutic benefit contributes to improved comfort and assists with maintaining functional stability.

Eucil may be part of symptomatic management applied in addressing severe, distressing nausea arising in specific contexts, such as episodes accompanying an acute migraine. This helps maintain a sense of stability when symptoms are more noticeable, supporting the patient's functional comfort during symptomatic periods.


Quick Fact: Support for Nausea and Emesis Eucil is commonly used when symptom clusters, such as severe nausea and emesis, interfere with routine activities, where supportive relief is appropriate in acute clinical contexts.

Regulatory References

  1. NIH DailyMed Overview

Eligibility and Restrictions for Use

Eucil is approved for use primarily in adults for the short-term relief of symptoms associated with diabetic gastroparesis and symptomatic gastroesophageal reflux disease (GERD). Use should generally not exceed 12 weeks for chronic conditions due to safety concerns.

Contraindicated Populations

Use is strictly prohibited in patients with certain conditions, including:

  • Gastrointestinal Perforation, Hemorrhage, or Mechanical Obstruction
  • Pheochromocytoma
  • Epilepsy or a History of Seizures
  • Parkinson's Disease
  • Infants under 1 year of age

Restricted and Conditional Use

Regulatory bodies mandate caution and potential dose adjustments for several groups:

Population Eligibility Restriction Status
Pediatric Patients Not established for chronic conditions (oral forms) Not Recommended
Older Adults Increased risk of movement disorders; dose reduction required Conditional Use
Renal/Hepatic Impairment Reduced maintenance dose is required Conditional Use
Pregnancy Avoid at the end of pregnancy; use only if clearly needed Restricted
Breastfeeding Excreted in human milk; generally discouraged Not Recommended

What should I know about interactions with other medicines?

Eucil Interactions with other medicines and products

Eucil, which contains Metoclopramide, has officially documented interactions with several categories of medicines and products, primarily due to its effects as a dopamine antagonist and its metabolism.

Contraindicated Combinations

Co-administration with Levodopa and other Dopamine Agonists (e.g., Pramipexole) is formally prohibited as Eucil antagonizes their effects. Similarly, combining Eucil with other medicines known to cause Extrapyramidal Reactions (e.g., certain Antipsychotics) is contraindicated due to an increased risk of neurological effects.


Pharmacodynamic and Pharmacokinetic Interactions

Interaction Type Interacting Agent Examples Official Regulatory Note
CNS Depression Alcohol, Opioids, Benzodiazepines Additive effect, increasing sedation.
Clearance Reduction Strong CYP2D6 Inhibitors (e.g., Fluoxetine) Increases Eucil's systemic exposure.
Motility Antagonism Anticholinergics, Opioid Analgesics May reduce Eucil’s prokinetic effect.

Effect on Co-administered Drug Absorption

Eucil’s action in accelerating gastric emptying is documented to reduce the absorption of medicines such as Digoxin and Cimetidine. Conversely, Eucil may increase the rate of absorption for drugs like Acetaminophen (Paracetamol) and Tetracycline.

Population and Timing Constraints

Regulatory documentation notes a risk of Eucil accumulation in specific populations, including Poor CYP2D6 Metabolizers and those with Renal or Hepatic Impairment. European regulatory sources state a minimum six-hour interval between administrations should be respected to mitigate neurological risk.

Mechanism of Action

Interaction with Immune Signaling Pathways

Eucil primarily acts by engaging mechanisms that influence signaling sequences associated with inflammatory mediator production in immune cells. This involves the suppression of key signaling molecules, such as NF-κB and MAPK, and the downregulation of pattern recognition receptors (like TREM-1 and NLRP3). Modifying these early molecular steps in the inflammatory cascade alters pathway outputs that govern the intensity of systemic responses and reduces the production of pro-inflammatory mediators.


Influence on Host Defense Processes and Metabolic Signaling Cascades

Eucil affects the phagocytic activity of immune cells and contains components that directly disrupt microbial cell membranes and inhibit viral RNA polymerase activity. Furthermore, Eucil influences biological systems affected by specific mediators, such as insulin. The mechanism involves the stimulation of insulin release from pancreatic beta-cells through membrane depolarization and increased intracellular calcium, which alters the physiological consequence of mediator activity and affects metabolic state parameters.

Dosage and Administration Information

Official Administration Routes and Forms

Eucil (Metoclopramide) is administered via Oral (tablets or solution) and Parenteral (Intravenous (IV) or Intramuscular (IM)) routes, reflecting its use in both routine outpatient and acute clinical settings. The injection solution is administered as a slow bolus over at least 3 minutes when given intravenously.


Standard Dosing and Schedule Constraints

The adult oral dosing schedule is typically 10 mg up to three times per day. The dose is constrained to a maximum of 30 mg or 0.5 mg/kg daily for anti-emetic use. For certain conditions, such as diabetic gastroparesis, oral doses are taken 30 minutes before each meal and at bedtime.

Time Interval and Missed Doses: Administration adheres to a minimum interval of 6 hours between doses. If a dose is missed, the standard procedure is to skip the missed dose and resume the regular schedule, without doubling the dose.


Duration and Dose Adjustments

Treatment duration is strictly limited. Acute anti-emetic use is typically restricted to a maximum of 5 days, and continuous use for chronic conditions, such as gastroparesis, should not exceed 12 weeks.

Population-Specific Rules: Dose adjustments are mandatory for certain populations. For patients with moderate to severe renal or hepatic impairment, the standard dose is reduced by 50%. Pediatric dosing is calculated according to the patient’s body weight.

Recent Clinical Evidence

Research evidence / Overview of studies for Eucil

Evidence for use in Diabetic Gastroparesis

Eucil was evaluated in research exploring conditions associated with acute or disruptive episodes, such as diabetic gastroparesis. Research explored this use primarily through short-term Randomized Controlled Trials (RCTs) and subsequent systematic reviews. These studies included adults with both Type 1 and Type 2 diabetes who had medically confirmed delays in stomach emptying. Researchers examined outcomes related to physical discomfort, specifically changes in the objective rate of stomach emptying (using specialized imaging) and patient-reported outcomes describing perceived discomfort, such as chronic vomiting, nausea, and feeling full too soon.

The research so far suggests patterns related to certain study populations experiencing changes measured during the study period in both their stomach emptying rate and lower reported severity of specific symptoms. These findings describe patterns observed in the studies over the short-term treatment intervals, which typically ranged from four to sixteen weeks. However, the follow-up durations were limited in most of the definitive trials.

Evidence for Preventing and Treating Acute Nausea and Vomiting

Eucil was studied for its use as an anti-emetic in contexts involving sickness related to certain medical treatments, such as chemotherapy, and for preventing Post-Surgical Nausea and Vomiting (PONV). This research primarily involved RCTs and meta-analyses that explored outcomes related to episodic or acute changes in symptom activity. The trials measured the frequency of vomiting episodes and the intensity of nausea using visual scales.

In studies concerning emesis associated with chemotherapy, the findings describe patterns where the observed populations reported lower frequency of vomiting episodes and lower reported nausea severity when Eucil was administered as part of a combination regimen. Similarly, the evidence derived from settings such as PONV trials suggests patterns related to lower recorded incidence of nausea and vomiting in the immediate post-operative period.

Long-Term Studies and Durability of Follow-up

For most of the studied indications, the definitive RCTs and primary efficacy data relied upon by regulators applied in research contexts involving fluctuating or unstable symptoms over defined time intervals of typically a few weeks to a few months. Therefore, long-term effects are not fully established regarding the sustained durability of symptom patterns when the medicine is used continuously for many months or years. Evidence that contributes to understanding symptom patterns over extended periods is limited.

What is Still Uncertain About the Research Base

The overall evidence landscape has certain defined limitations that clinical research continues to address. One key area is that the evidence quality varies across studies, particularly when examining less common symptom clusters or patient subgroups. For example, some studies report functional outcomes, while others rely entirely on patient-reported outcomes, leading to findings were mixed when trying to correlate objective and subjective changes. There is also limited information for long-term outcomes concerning the maintenance of reported effects across all indications.

Key Studies & References

  1. A multicenter placebo-controlled clinical trial of oral metoclopramide in diabetic gastroparesis

Frequently Asked Questions (FAQ)

Common questions about Eucil (FAQ)

Q: How quickly does Eucil start to work?

According to the official product information, the pharmacological action of Eucil begins relatively quickly after an oral dose. This onset of action is described as occurring within 30 to 60 minutes.


Q: What is the average duration of treatment with Eucil?

Regulatory documents state that the treatment with Eucil is typically short-term and strictly limited. For acute anti-emetic use, the duration is generally restricted to a maximum of 5 days. For continuous use in chronic conditions, such as gastroparesis, treatment is designated not to exceed 12 weeks.


Q: What are the long-term data findings for Eucil?

Studies and official information indicate that the primary research supporting the medicine’s use was conducted over short time periods, typically a few weeks to a few months. Because of this, the official long-term effects concerning the sustained effectiveness or durability of symptom patterns are not fully established. Evidence reporting patterns over extended periods is limited.


Q: If I feel better, can I stop taking Eucil?

Official information describes that stopping this medication may be associated with certain patterns of withdrawal symptoms, which can include headache, dizziness, and nervousness. Therefore, official information suggests consultation with a healthcare provider regarding any decision to change use or discontinuation.


Q: How long does Eucil stay in your system?

The time it takes for the medicine to be eliminated from the body is officially documented. For individuals who have normal kidney function, the average elimination half-life is approximately 5 to 6 hours.


Q: Are there any known issues with Eucil and driving?

Official safety information lists common adverse reactions such as somnolence (drowsiness) and dizziness. The documentation notes that caution is typically described as appropriate when engaging in activities that require mental alertness, such as driving or operating machinery.


Q: Is Eucil known to affect mood?

Yes, changes in mood are documented in the official safety profile as possible adverse reactions. These have included reports of depression (listed as uncommon or rare) and, less frequently, suicidal ideation (frequency not known).


Q: Does Eucil have a withdrawal period if stopped?

Official regulatory documentation describes that withdrawal symptoms may occur when the medicine is discontinued. These described symptoms can include dizziness, nervousness, and headaches.


Q: Has Eucil been studied in older adults?

Official safety documents describe that older adults may show an increased sensitivity to adverse effects, including a higher risk of movement disorders. The documentation confirms a need for dose reduction in this population, which is based on clinical observation and data.


Q: Does Eucil have different effects for men versus women?

Official safety documents list hormonal effects that have been reported in both female and male patients. These include galactorrhea and amenorrhea in females, and gynecomastia and impotence in males.


Q: Why do some people need to take Eucil for a long time?

The medicine is officially approved for the short-term relief of symptoms associated with specific chronic conditions, such as diabetic gastroparesis and symptomatic gastroesophageal reflux disease (GERD). Continuous use for these conditions is generally not recommended to exceed a maximum of 12 weeks.


Q: Can Eucil make you tired during the day?

Yes, regulatory documents list somnolence (drowsiness) and asthenia (fatigue/weakness) as common adverse reactions. These effects are described as occurring in 1% to 10% of patients in official safety information.


Q: Is it true that Eucil can affect lab test results?

Official product information indicates that the medicine is known to affect specific measurable biological parameters. These effects include the transient release of the hormone prolactin and an increase in circulating aldosterone levels.


Q: Does Eucil build up in your system over time?

Regulatory documentation notes a risk of the medicine accumulating in specific populations. This includes individuals with impaired kidney or liver function and those who are classified as Poor CYP2D6 Metabolizers, who have reduced ability to process the drug.


Q: Is Eucil metabolized by the liver?

Yes, official pharmacological information states that Eucil undergoes metabolism, which is primarily carried out in the liver. This process involves oxidation and conjugation reactions to break down the medicine.


Q: Are there any food or beverage restrictions with Eucil?

Regulatory documents describe that oral doses are designated to be taken 30 minutes before each meal and at bedtime. Furthermore, the co-administration of Eucil with alcohol is documented to cause an additive effect, which can increase sedation.

How should Eucil be stored and disposed of?

Eucil must be stored under specific regulatory conditions to maintain the stability of the active ingredient, Metoclopramide.

Storage Requirement Official Rule
Temperature Store at Controlled Room Temperature (e.g., 20 C to 25 C).
Container & Protection Keep in the original container, tightly closed, and protect from excess heat and moisture (e.g., do not store in the bathroom).
Light Sensitivity The injection solution must be protected from light; keep vials in the outer carton until use.
In-Use Stability Injection dilutions may be stable for up to 48 hours. Metoclopramide nasal spray must be discarded 4 weeks after opening.
Child Safety Mandatory to keep Eucil out of the sight and reach of children.

For disposal, Eucil is not on the FDA's Flush List for wastewater. Unused or expired medication should be taken to a drug take-back location. If this is not possible, the medicine must be mixed with an undesirable substance (like dirt), sealed in a container, and placed in the household trash, in accordance with local regulations.

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

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