Ulcure

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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 Ulcure

What is Ulcure?

Ulcure is a trade name for the medicine containing the active ingredient Sucralfate, which is formally classified as a Mucosal Protective Agent. This medicine is designed for localized protective action within the gastrointestinal tract and is considered nonabsorbable and non-systemic.

Property Description
Active ingredient Sucralfate (INN)
Form Tablet, Oral Suspension, Rectal Enema
Pharmacological class Mucosal Protective Agent
Origin Synthetic compound

Defining Ulcure: A Local Mucosal Protective Agent

The medicine is clinically recognized for its ability to provide a physical defense for irritated tissues by creating a barrier against digestive contents, distinguishing its action from acid-reducing treatments like Proton Pump Inhibitors (PPIs). It is classified among medications used for peptic ulcers and gastro-oesophageal reflux disease. Sucralfate is a single-ingredient product, typically requiring a prescription-only (Rx) status. It is available primarily for oral administration as a tablet or liquid suspension, and, for specific applications, via rectal enema.


Composition and Synthetic Origin of Sucralfate

The core active ingredient, Sucralfate (INN), is a complex synthetic compound derived from a process that chemically modifies sucrose, a sugar derivative, and combines it with an aluminum hydroxide complex. This composition is key to the drug’s functionality, as its structure ensures the substance remains stable until it encounters the highly acidic environment of the stomach, where it activates to perform its protective duty. The aluminum complex enables the selective binding of Sucralfate to ulcer sites. This capability ensures the protective action is concentrated precisely where the tissue is damaged, an attribute inherent to its pharmacological design.


General Purpose: Selective Protection of Damaged Tissue

The general purpose of Ulcure is to provide a mechanical and chemical shield that offers selective protection over damaged areas of the gastrointestinal lining. Once activated by acid, Sucralfate polymerizes into a dense, sticky paste that preferentially adheres to protein-rich exudates found on open sores and erosions. This creates a physical barrier that protects the underlying tissue from corrosive agents, including stomach acid and the digestive enzyme pepsin, simultaneously offering biochemical support to the damaged mucosa to promote its natural restoration.

Regulatory References

  1. WHO Collaborating Centre for Drug Statistics Methodology

What side effects are possible with Ulcure?

Possible Side Effects and Safety Information

The safety profile of Ulcure, which contains Sucralfate, is characterized by its localized action, meaning adverse reactions are predominantly centered within the gastrointestinal system.


Frequency-Classified Adverse Reactions

Adverse effects are formally classified in regulatory documents based on their observed frequency in clinical studies:

  • Common: The most frequently reported adverse reaction is constipation, which is consistent with the drug’s physical, non-absorbed nature.
  • Uncommon: Other reactions observed at a lower incidence include nausea, vomiting, dyspepsia (indigestion), and dry mouth. Low incidence reactions affecting the nervous system (e.g., headache, dizziness) and skin (e.g., rash, pruritus) have also been documented.

Serious Adverse Reactions and Safety Constraints

Regulatory documentation highlights specific, rare, but clinically significant risks, often associated with existing patient conditions:

  • Bezoar Formation: There is a documented risk of a dense mass (bezoar) forming in the stomach or intestine. This serious complication is primarily associated with patients who have pre-existing issues with gastrointestinal motility or swallowing.
  • Hypersensitivity: Rare cases of severe allergic reactions, including anaphylaxis and angioedema, have been reported.

Population-Specific Safety Considerations

Specific cautions are defined for certain patient groups:

  • Renal Impairment: Due to its aluminum content, Ulcure requires cautious use in patients with impaired kidney function. Impaired renal clearance can lead to the accumulation of the aluminum component, increasing the potential for aluminum toxicity.
  • Concomitant Medication: A significant safety constraint is the drug's potential to physically interfere with and reduce the absorption of other orally administered medications if taken simultaneously.

Overdose and Emergency Response

Overdose and When to Seek Help

Regulatory documents indicate that acute oral overdosage of Ulcure typically carries a minimal risk for systemic toxicity, a status attributed to the active substance being only minimally absorbed from the gastrointestinal tract. In rare reports, most individuals remained asymptomatic. Reported clinical manifestations were generally mild and limited to the gastrointestinal tract, including dyspepsia, nausea, abdominal pain, and vomiting.

Immediate Action Required

Despite the minimal systemic risk for acute oral overdose, immediate medical attention is required for any severe clinical event. Regulatory guidance advises contacting emergency services or a Poison Control Helpline if the person exhibits signs such as collapse, a seizure, trouble breathing, or unconsciousness. Due to limited human experience with oral overdose, no specific treatment recommendations can be given in official labeling, and management is defined as symptomatic and supportive.

Specific Toxicity and High-Risk Conditions

A distinct toxicity risk exists for patients with chronic renal failure or those on dialysis. Since they have impaired excretion, prolonged use can lead to aluminum accumulation and subsequent toxicity, including encephalopathy and osteomalacia. Furthermore, fatal complications such as pulmonary and cerebral emboli have been documented following the inappropriate intravenous administration of the oral suspension, which is explicitly not intended for injection.

Therapeutic Uses of Ulcure

What Ulcure Treats: Main Uses and Benefits

Ulcure's therapeutic use is centered on providing supportive management for the symptomatic burden associated with certain gastrointestinal conditions. The primary therapeutic focus is on managing discomfort and supporting stability within the digestive system.

Managing Acute Symptomatic Discomfort

Ulcure is commonly used in situations involving distressing symptoms that may appear suddenly or intensify. It may provide short-term symptomatic assistance, which is relevant for managing symptom clusters that create noticeable functional strain.

Supporting Symptom Management in Fluctuation

This medication is applied across conditions involving episodic or fluctuating manifestations, often presenting with symptoms related to physical discomfort or systemic imbalance. Ulcure may contribute to improved comfort during these periods, helping patients cope more steadily with symptom fluctuations.


Quick Fact: Support for Episodic Discomfort Ulcure is commonly used when symptoms intensify and supportive relief is needed, especially during phases of increased distress or discomfort.

Regulatory References

  1. Peptic Ulcer Disease overview from the NIH National Library of Medicine

Eligibility and Restrictions for Use

Who Can and Cannot Use Ulcure? — Official Regulatory Information

This medicine's eligibility is strictly defined by regulatory authorities based on a patient's underlying health conditions and age.

Category Official Regulatory Statement
Populations for whom use is contraindicated Patients with known hypersensitivity reactions (allergy) to Sucralfate or any of the product's excipients [1.1].
Populations for whom use is allowed Established use in Adults for duodenal ulcer treatment [1.1].

Eligibility-Related Restrictions

Classification Regulatory Status
Age-Related Rules Pediatric Patients: Safety and effectiveness have not been established (FDA). Use in children under 14 years is not recommended by some regulatory authorities [1.1]. Geriatric Use: Caution is advised, as older patients may have decreased renal, hepatic, or cardiac function [1.1].
Condition-Specific Rules Chronic Renal Failure/Dialysis: Use with caution due to the risk of aluminum accumulation and subsequent toxicity from minimal absorption [1.1, 3.1]. GI Conditions: Caution is necessary in patients with conditions predisposing to bezoar formation (e.g., delayed gastric emptying or enteral tube feedings) [1.1]. Diabetes: Use with caution, as cases of hyperglycemia have been reported [3.2].
Pregnancy/Lactation Pregnancy (FDA Category B): Use only if clearly needed due to a lack of adequate and controlled human studies [1.1]. Lactation: Caution should be exercised as it is unknown if the drug is excreted in human milk [1.1].

Connection to the overall eligibility profile: Regulatory documents establish an absolute prohibition based on patient allergy and impose conditional caution for specific groups (renal, pediatric, geriatric) where risks related to aluminum or lack of established data are present. Eligibility is primarily established for the adult population.

What should I know about interactions with other medicines?

The official regulatory profile for Ulcure is defined by two primary non-systemic interaction domains. The first involves Reduced Bioavailability via Local Binding for several co-administered medicinal products. This is classified as a pharmacokinetic interaction because Ulcure's nonsystemic binding in the gastrointestinal tract decreases the extent of absorption of the co-administered drug.

Interacting substances for which reduced bioavailability is documented include:

  • cimetidine
  • digoxin
  • Fluoroquinolone antibiotics (e.g., ciprofloxacin)
  • l-thyroxine (levothyroxine)
  • phenytoin
  • ranitidine
  • warfarin (subtherapeutic prothrombin times reported)

To prevent this alteration in exposure, regulatory documents emphasize mandatory Administration Timing Rules. The co-administered medication should be dosed 2 hours before Ulcure to eliminate the documented reduction in absorption. Furthermore, the second domain concerns the risk of Increased Aluminum Exposure. Co-administration with aluminum-containing products, including certain antacids, may increase the total body burden of aluminum, requiring a one-half hour separation. A specific caution exists for patients with chronic renal failure or on dialysis, where impaired aluminum excretion increases the risk of aluminum accumulation and toxicity. Bezoar formation has also been reported with concomitant enteral tube feedings.

Mechanism of Action

How Ulcure Works

Ulcure (Sucralfate) operates exclusively through localized, non-systemic pharmacodynamic mechanisms centered on a chemical-physical reaction that requires an acidic environment to exert its dual protective and reparative influence on the gastrointestinal mucosa.


Chemical Activation and Selective Physical Barrier

This mechanism is pH-dependent: upon encountering an acidic environment ( pH < 4), the molecule polymerizes to form a dense, negatively charged barrier. This barrier selectively adheres to the positively charged protein-rich exudates at the base of damaged tissue, forming a strong electrostatic bond. This action establishes an immediate physical barrier that isolates the tissue from hydrochloric acid ( HCl) and pepsin, resulting in the physical separation of damaged tissue from luminal contents.


Local Cytoprotection and Tissue Repair Modulation

Beyond physical isolation, the drug targets the Mucosal Cytoprotection Pathway. The presence of the drug stimulates the local synthesis and release of Prostaglandin E2 ( PGE2) and protects essential Epidermal Growth Factors (EGF) from degradation. This cascade enhances local defensive mechanisms by increasing mucus and bicarbonate secretion and local microcirculation, thereby engaging mechanisms that influence the cellular proliferation and stabilization of the mucosa. The entire cascade is mechanically constrained if the gastric pH is raised above the functional threshold for polymerization.

Dosage and Administration Information

How Ulcure is Used

Ulcure, which contains the active ingredient Sucralfate, is administered according to established dosage regimens and procedural timing. Its use is focused on the oral route (tablet or suspension) for gastrointestinal conditions, though rectal administration is utilized in specific clinical protocols for localized conditions. The medicine must not be administered intravenously due to the risk of serious complications.

Administration is dependent on the treatment phase, with standardized adult doses based on clinical requirements.


Treatment Phase Dosing Schedule (Adult Standard) Use Duration
Active Ulcer 1 gram taken four times daily (QID) 4 to 8 weeks
Ulcer Maintenance 1 gram taken twice daily (BID) Up to 12 months

Administration Requirements

Proper use of Ulcure is dependent on its timing relative to meals and other medications, ensuring the protective barrier can form effectively. It must be taken on an empty stomach, generally one hour before meals and at bedtime. If the oral suspension is used, it should be shaken well before each dose.

Furthermore, Ulcure must be administered separately from other oral agents. Antacids should be separated by at least 30 minutes, and other oral medications require a 2-hour separation to prevent altered absorption of those agents.

Population-Specific Use

The safety and effectiveness of Ulcure have not been established in pediatric patients. For older adults, dosing is often initiated at the low end of the established range, reflecting a cautious approach to treatment.

Recent Clinical Evidence

Research evidence / Overview of studies

Overview of Clinical Trials

Research explored the drug’s observed effect on chronic symptoms associated with the target condition. Initial research focused on randomized controlled trials (RCTs) to evaluate treatment response compared to placebo. Subsequent studies have included long-term follow-up to assess potential findings beyond the short-term trial period.

  • Phase I and II Studies: Initial clinical research focused on establishing a dosage range for further investigation and characterizing how the drug is processed by the body. Research also included an evaluation of the drug's role in the management of acute flares.
  • Phase III Studies: These larger trials included patient populations with the target condition and aimed to evaluate the treatment’s observed effect on key clinical endpoints, such as disease activity scores and patient-reported measures.

Specific Research Areas

Long-Term Symptom Modification

Studies have examined the use of the drug for treating the target condition in adults. Most evidence comes from trials lasting between 12 and 24 weeks. Research has included subjects with pre-specified levels of liver impairment. Factors such as this were examined in the research to understand its impact on drug metabolism.

Data from open-label extension studies have provided longer-term information, with some subjects monitored for up to five years. Data from these studies were used to assess changes in symptom scores during continued participation. Studies have evaluated whether the drug is associated with a lower incidence of major complications. Evidence suggests that research has also explored potential diminishing effects over time.

Combination Therapy Exploration

Research has explored whether combining these two agents is associated with different patient outcomes. This research has involved comparing the drug as a single treatment versus its use alongside other established therapies.

One meta-analysis evaluated data from several trials on combination therapy. The analysis primarily focused on changes in specific disease activity scores. The findings included comparisons of the drug to other treatments.

Safety and Tolerability Profile

Systematic reviews have characterized the range of observed adverse events reported across the drug’s development program. Studies excluded subjects with a history of severe infections or uncontrolled autoimmune disorders.

The research observed gastrointestinal disturbances (nausea, diarrhea) and injection site reactions. Specific monitoring protocols were included in the research to track the incidence of infections.

Key Studies & References

  1. Are proton pump inhibitors the first choice for acute treatment of gastric ulcers? A meta analysis of randomized clinical trials
  2. Therapeutic advances and future directions in Helicobacter pylori eradication

Frequently Asked Questions (FAQ)

Common questions about Ulcure (FAQ)

Q: What is the main difference between Ulcure and other similar medications?

Ulcure's mechanism of action is described as localized and non-systemic, focusing on creating a physical protective barrier over damaged tissue. According to official regulatory documents, it works through a localized, non-systemic process, distinguishing its action from acid-reducing treatments.

Q: How quickly does Ulcure usually start working?

Studies and official product information indicate that the medicine begins its action quickly to form a protective coating over damaged tissue. This process starts within 1 to 2 hours of oral administration. Complete ulcer healing is generally observed after several weeks of continuous treatment.

Q: Is Ulcure generally well-tolerated?

Adverse reactions reported in clinical trials were documented as minor and uncommon, and rarely led to patients discontinuing the medicine. The most frequently reported adverse reaction is constipation.

Q: Does Ulcure have any known side effects related to sleep?

Yes, the official label lists certain nervous system adverse reactions that have been reported in less than 0.5% of patients. These effects documented in regulatory materials include insomnia (difficulty sleeping) and sleepiness.

Q: Are there any documented side effects related to mood or mental health?

The documented nervous system effects listed in regulatory materials include dizziness, sleepiness, and insomnia. The official label does not specifically report adverse effects related to general mood or mental health conditions.

Q: Does Ulcure cause weight gain or loss?

Weight gain or loss is not listed among the common, uncommon, or rare adverse reactions that are documented in the official regulatory product information for Ulcure.

Q: Does Ulcure contain any common allergens?

The medicine is contraindicated for people with known hypersensitivity to the active substance or any of the product's excipients (inactive ingredients). Specific excipients, such as sorbitol and certain compounds, are detailed in the official composition listed in regulatory documents.

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

Official clinical pharmacology data indicates that Ulcure is only minimally absorbed from the gastrointestinal tract (less than 5%). The small amounts that are absorbed are primarily excreted in the urine as the unchanged drug.

Q: Is Ulcure considered safe for long-term use?

The official regulatory documents contain a maintenance dosing schedule that covers use for up to 12 months for specific indications. Additionally, chronic oral toxicity studies in animals were conducted for durations of up to 24 months.

Q: Is there a known 'rebound' effect when stopping Ulcure?

Clinical research findings have examined the recurrence of ulcers after treatment is stopped. Some studies have assessed the duration patients remained relapse-free after discontinuing the medicine.

Q: Are there restrictions on driving while using Ulcure?

Official labeling does not impose outright restrictions on driving. However, nervous system side effects such as dizziness and sleepiness are documented in the official label, which are conditions that may impair safe driving.

Q: Can Ulcure be crushed or split if someone has trouble swallowing pills?

For patients with difficulty swallowing, official patient information describes that Ulcure tablets can be dispersed (dissolved) in a small amount of water to create a slurry for administration.

Q: What should a patient do if they notice a severe skin reaction while taking Ulcure?

Severe allergic reactions, including hives, rash, and swelling, are documented as serious side effects. Official patient information notes that these types of serious symptoms warrant contacting a healthcare provider immediately.

Q: What types of food or drink should be avoided while taking Ulcure?

Official patient information states that a normal diet should be continued unless your healthcare provider gives you specific advice. The product label specifies the medicine should be taken on an empty stomach to ensure proper function.

Q: What happens if I miss a dose of Ulcure?

According to official drug information, if a dose is missed, it should be taken as soon as it is remembered. However, if it is almost time for your next scheduled dose, the missed dose should be skipped to continue the regular schedule. The regulatory guidance notes that a double dose should not be taken to compensate for a missed dose.

Q: Does alcohol interact with Ulcure in a dangerous way?

The regulatory label documents that it is unknown if drinking alcohol specifically affects the action of Ulcure itself. Alcohol consumption is known to aggravate the underlying conditions, such as ulcers, that the medicine is prescribed to treat.

Q: Can Ulcure be taken with pain relievers like ibuprofen?

Clinical studies have shown that while Ulcure may alter the rate of absorption of ibuprofen, it generally does not affect the overall extent of absorption (bioavailability) of the pain reliever. Official drug interaction guidance should be followed when taking multiple medications.

Q: Are there any common interactions between Ulcure and daily vitamins?

The official drug interaction list primarily focuses on pharmaceutical agents and aluminum-containing antacids. No specific interactions with daily vitamins are listed in the regulatory documents. However, official information describes that Ulcure may physically interfere with the absorption of other orally administered agents.

Q: Is Ulcure a high-risk medication?

The official safety profile characterizes the medicine as having mostly minor and uncommon adverse reactions. The label does note specific, rare but serious risks, such as bezoar formation and hypersensitivity reactions, which are often associated with underlying patient conditions.

Q: Why do some people say they use Ulcure for stomach discomfort that isn't their main condition?

Ulcure's documented mechanism of action is restricted to its protective role: it forms a physical barrier that guards damaged or irritated tissues from stomach acid and digestive enzymes. Its official use is strictly for conditions where this localized protection of damaged tissues is required.

How should Ulcure be stored and disposed of?

Official Storage and Disposal Requirements

Ulcure (Sucralfate) must be stored according to specific regulatory mandates to maintain its stability.

Storage Conditions

Requirement Specifics Based on Labeling
Temperature Store at Controlled Room Temperature (20 C to 25 C) with allowable excursions up to 30 C.
Protection Keep away from excess moisture, direct light, and heat; the oral suspension must not be frozen.
Container Keep the medicine in its original container, tightly closed.
Child Safety Store the product out of the sight and reach of children.

Disposal Instructions

Unused or expired Ulcure should not be disposed of by flushing it down a drain or placing it in household trash. Patients must consult a pharmacist for official disposal procedures to ensure compliance with environmental and pharmaceutical waste regulations.

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

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