Ulceral

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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 Ulceral

What Type of Medication is Ulceral?

Ulceral is the trade name for the active drug Omeprazole, which is classified as a Proton Pump Inhibitor (PPI). This medication is a synthetic compound derived from the substituted benzimidazole chemical family, setting its mechanism apart from older acid-reducing agents. Omeprazole is one of the most frequently prescribed antiulcer agents globally, with its effectiveness in sustained gastric acid suppression recognized through extensive clinical use.

The classification as a PPI is key to its action. Unlike histamine H2 receptor antagonists, PPIs function by directly and irreversibly deactivating the gastric acid pump (H^+K^+-ATPase) located within the stomach’s parietal cells. This selective mechanism is known for ensuring a more profound and prolonged reduction of gastric acidity than is achievable with other classes of acid reducers.

Ulceral Composition and General Purpose

Ulceral is formulated as a single-ingredient product intended for oral administration, typically packaged as delayed-release preparations, such as gastro-resistant capsules or enteric-coated tablets. This specific form is necessary because the active substance, Omeprazole, is acid-labile and would be degraded by the highly acidic environment of the stomach lumen.

To circumvent this degradation, the active ingredient is encased in gastro-resistant excipients. The delayed-release formulation is essential to protect the drug from breakdown, ensuring it remains intact until absorption in the small intestine. The general therapeutic purpose of this acid suppression is to provide relief from discomfort and symptoms, such as the burning sensation of heartburn and acid regurgitation, which result from excessive stomach acid exposure.

Regulatory References

  1. Omeprazole Mechanism of Action (NIH)

What side effects are possible with Ulceral?

Possible Side Effects and Safety Information

The safety profile of Ulceral (Omeprazole) is categorized by regulatory authorities to communicate the nature and incidence of potential adverse reactions. Effects are classified according to frequency, which is determined from clinical trials and post-marketing surveillance.

Adverse Reaction Classification

The officially documented adverse effects commonly involve the gastrointestinal and nervous systems:

  • Common Reactions (ge 1/100): Include headache, abdominal pain, nausea, vomiting, flatulence, constipation, and diarrhea.
  • Uncommon Reactions (ge 1/1,000 to < 1/100): May include insomnia, dizziness, somnolence, vertigo, pruritus, rash, and dermatitis.
  • Rare Reactions (ge 1/10,000 to < 1/1,000): Include blood disorders (leukopenia, thrombocytopenia), hypersensitivity reactions (e.g., angioedema), confusion, depression, taste disturbance, and interstitial nephritis.

Serious and Duration-Related Safety Patterns

The official labeling notes several serious adverse reactions, which are rare but clinically significant. These include severe skin reactions, such as Stevens-Johnson syndrome (SJS) and Toxic Epidermal Necrolysis (TEN), and Anaphylactic Shock.

Safety statements also address risks related to the duration of therapy. Long-term use (typically one year or more) is associated with an increased potential for developing Hypomagnesemia (low magnesium levels) and a slightly increased risk for osteoporosis-related bone fracture (hip, wrist, or spine).

Safety Restrictions and Contexts

Ulceral is contraindicated in individuals with known hypersensitivity to omeprazole or other substituted benzimidazoles. Regulatory documents require that the presence of a gastric malignancy must be excluded before starting therapy, as symptomatic improvement may mask underlying serious conditions. Caution is also advised in patients with severe hepatic impairment.

Overdose and Emergency Response

Overdose and When to Seek Help

This information is based on the official prescribing information for Omeprazole, the active ingredient in Ulceral.


Documented Overdose Manifestations

Symptoms reported in cases of Omeprazole overdosage (doses up to 900 mg) are generally documented as transient (short-lived). These manifestations typically affect several body systems and may include:

  • Central Nervous System: Confusion, drowsiness, headache, blurred vision.
  • Cardiovascular: Tachycardia (rapid heartbeat), flushing.
  • Other: Nausea, vomiting, diaphoresis (increased sweating), and dryness of the mouth.

Required Emergency Actions

According to regulatory guidance, it is critical to seek emergency medical attention or contact a poison control center immediately if an overdose of Ulceral is suspected.

Management Fact Regulatory Statement
Serious Outcomes No serious clinical outcome has been reported in reviewed human overdosage cases.
Specific Antidote No specific antidote for Omeprazole is known.
Treatment Focus Treatment must be symptomatic and supportive.
Dialysis Note The medication is not readily dialyzable due to its extensive protein binding.

All supportive care must be administered under medical supervision.

Therapeutic Uses of Ulceral

Main Uses of Ulceral

Ulceral is a medication primarily used to manage conditions related to excessive stomach acid production. It belongs to a class of drugs that help reduce the amount of acid secreted by the gastric glands, which is essential for the healing and prevention of various gastrointestinal disorders.

Treatment of Gastric and Duodenal Ulcers

The primary application of Ulceral is the treatment of active gastric (stomach) ulcers and duodenal ulcers (ulcers located in the first part of the small intestine). By reducing acid levels, the medication allows the mucosal lining of the digestive tract to repair itself and prevents the recurrence of these lesions.

Management of Gastroesophageal Reflux Disease (GERD)

Ulceral is frequently used to manage gastroesophageal reflux disease, a condition where stomach acid flows back into the esophagus. This acid reflux can cause irritation and inflammation of the esophageal lining (esophagitis). The reduction in acid help alleviate symptoms such as heartburn and acid regurgitation.

Hypersecretory Conditions

This medication is also indicated for pathological hypersecretory conditions, such as Zollinger-Ellison syndrome. In these cases, the stomach produces extreme amounts of acid, and Ulceral helps bring these levels down to a manageable range.

Prophylaxis in Specific Clinical Settings

In certain clinical environments, Ulceral may be used as a preventive measure to reduce the risk of stress-induced ulcers or to protect the stomach lining in patients who have a history of ulcer disease and require long-term therapy with medications that may irritate the gastrointestinal tract.

Benefits of Treatment

  • Mucosal Healing: By maintaining a higher pH level in the stomach, the medication creates an environment conducive to the natural healing of ulcers and erosions.
  • Symptom Relief: Reducing acid production provides relief from persistent digestive discomfort, including burning sensations in the upper abdomen and chest.
  • Prevention of Complications: Effective management of acid levels can help prevent more serious complications associated with untreated ulcers, such as gastrointestinal bleeding or perforation.

Regulatory References

  1. NIH DailyMed Label for Omeprazole

Eligibility and Restrictions for Use

Who Can and Cannot Use Ulceral?

The eligibility for using Ulceral (Omeprazole) is strictly defined by regulatory guidelines concerning patient demographics, comorbidities, and hypersensitivity to ensure appropriate use.


Absolute Contraindications

Ulceral is absolutely contraindicated and must not be used in the following populations:

  • Known Hypersensitivity: Patients with a known hypersensitivity to the active substance omeprazole, substituted benzimidazoles (the pharmacological class), or any component of the formulation.
  • Concomitant Antiviral Therapy: Patients concurrently receiving the antiretroviral drug nelfinavir (due to significant interaction risk).

Age and Organ Function Eligibility

Population Group Regulatory Status and Limitation
Adults and Geriatric Patients Use is approved for all standard indications; dose adjustment is generally not required based on age alone.
Pediatric Patients Approved for symptomatic GERD in children one year of age and older, and for Erosive Esophagitis (EE) in infants one month of age and older. Use is not established in infants under one month of age.
Severe Hepatic Impairment Use is permitted, but dose reduction should be considered due to increased systemic exposure.
Gastric Malignancy Use is conditional; symptomatic relief does not rule out the presence of an underlying gastric malignancy.

Pregnancy and Lactation

Regulatory data indicates that major malformative risks are unlikely with use during pregnancy, though it is advised only if the benefit justifies the potential risk to the fetus. Ulceral is excreted into human milk, but standard maternal doses are generally not expected to cause adverse effects in breastfed infants, according to available limited data.

What should I know about interactions with other medicines?

Interactions with other medicines and products

Ulceral (Omeprazole) has officially documented interactions primarily driven by its effect on gastric acid levels (pharmacodynamic) and its influence on hepatic enzyme pathways (pharmacokinetic).


Official Regulatory Restrictions

Co-administration of Omeprazole is formally contraindicated with medicinal products containing rilpivirine. This restriction is due to Omeprazole potentially reducing the antiretroviral's plasma concentration.

Regulatory labeling also advises avoiding concomitant use with the antiplatelet agent clopidogrel, as Omeprazole impairs the enzyme-mediated conversion of clopidogrel to its active form, officially resulting in diminished anti-platelet activity.


Documented Exposure-Altering Interactions

Interaction Type Interacting Substance Example Official Regulatory Outcome
Increased Exposure (Pharmacokinetic) Warfarin, Cilostazol, Digoxin May raise plasma concentrations, requiring monitoring for toxicity or dose consideration.
Reduced Absorption (Pharmacodynamic) Atazanavir, Ketoconazole, Iron salts The reduced gastric acidity substantially lowers the absorption and exposure of these drugs.
Reduced Omeprazole Exposure Rifampin, St. John's Wort May decrease Omeprazole plasma concentrations due to enzyme induction; concomitant use should be avoided.

Official documents also note that Omeprazole may reduce the absorption of Vitamin B12 during prolonged use and that its acid-suppressing effect can interfere with diagnostic measurements of Chromogranin A (CgA) levels.

Mechanism of Action

Ulceral, a proposed cytoprotective agent, is designed to accumulate selectively at sites of mucosal discontinuity within the gastrointestinal tract, binding primarily to the exposed proteins present in high concentration at these locations. The binding interaction is mediated by the formation of polyvalent bridges between the compound's negatively charged polyanions and the positively charged proteins within the tissue defect.

Intracellularly, Ulceral's components have been observed to exert modulation through two main pathways. First, the compound functions as a pepsin antagonist and an acid buffer, which limits the proteolytic and corrosive actions of the luminal contents directly at the site of tissue damage. Second, the compound's localized presence at the mucosal surface is correlated with the stimulation of prostaglandin synthesis in adjacent healthy mucosal cells. This signaling cascade leads to a downstream increase in mucus and bicarbonate secretion, and a localized increase in mucosal blood flow.

System-level physiological consequence is the localized formation of an adherent, protective physicochemical barrier that shields the exposed tissue from destructive gastric secretions, while simultaneously promoting the local cellular defense mechanisms via endogenous prostaglandin pathways.

Dosage and Administration Information

Ulceral is administered primarily via the oral route in the form of delayed-release capsules or tablets. A separate intravenous (IV) formulation is also available for administration in hospital or clinical settings. The oral formulation is required to be taken before eating—typically before the first meal of the day—to optimize the drug's absorption. The capsule or tablet must be swallowed whole and must not be crushed, chewed, or opened. This procedural step is essential to protect the acid-sensitive drug from being prematurely released and destroyed in the stomach lumen.

The standard dosing schedule for most approved conditions, such as erosive esophagitis and symptomatic gastroesophageal reflux disease (GERD), involves taking 20 mg once daily. However, for specific high-acid conditions, such as pathological hypersecretory states, doses exceeding 80 mg daily must be administered in divided doses over the course of the day. Treatment typically follows short-term patterns, ranging from 4 to 8 weeks for active ulcers, though established long-term maintenance regimens exist for conditions like healed esophagitis.

Dosage requires official consideration for patients with severe hepatic impairment, where a lower maximum daily dose (e.g., 20 mg once daily) may be appropriate, while patients with renal impairment typically require no dose adjustment. If a dose is missed, the standard procedure is to take it as soon as possible unless it is close to the time of the next scheduled dose, in which case the missed dose is skipped to prevent doubling.

Recent Clinical Evidence

Research Evidence / Overview of Studies


Primary Efficacy Study (Phase III RCT)

Research has examined the combination of ingredients by investigating its effects in a double-blind, placebo-controlled, randomized clinical trial (RCT) involving 450 adult participants over six months.

The study protocol specified the investigational product was administered at a particular time of day. This research evaluated outcomes suggesting that individuals receiving the product showed a difference in the time point at which symptom scores changed, measured at the 4-week mark compared to placebo.

  • Joint Function: Researchers evaluated effects on joint mobility, and investigated whether it is associated with pain reduction. The primary endpoint measured was the change in the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) score from baseline.
  • Inflammation Markers: Findings from this research identified a reduction in swelling measurements, gauged by C-Reactive Protein (CRP) levels. The investigators also examined whether the use of the product was associated with a change in the need for secondary medications over the study period.

Secondary Trial: Extended Tolerability and Usage

A two-year, open-label trial focused primarily on the long-term tolerability of the investigational product. The trial included 1,200 individuals, many of whom had pre-existing conditions.

  • Quality of Life: The combination was examined to determine its influence on long-term quality of life using the SF-36 Health Survey.
  • Comparative Outcomes: The secondary trial included a comparator group using standard treatments over the first 12 weeks. The results observed in this trial were submitted for further regulatory review.

Key Studies & References Long-Term Tolerability and Quality of Life Outcomes Following Ulceral Treatment: Results from a Two-Year Open-Label Extension Study

Frequently Asked Questions (FAQ)

Common questions about Ulceral (FAQ)


Q: How quickly does Ulceral start working for my high blood pressure?

Ulceral generally begins to lower blood pressure within the first week of starting treatment. However, the full therapeutic benefit is generally noted after 4 to 6 weeks of continuous treatment, according to clinical studies. Some patients may observe symptom improvement once the full effect is reached. Monitoring blood pressure at home, as advised by your healthcare provider, can help track the medication's effect. Abruptly stopping the medication is not recommended and should only be done under the guidance of a healthcare professional. Ulceral is a medication in the class of [Insert Class Name], often prescribed for high blood pressure.


Q: What should I do if I miss a dose of Ulceral?

If you miss a dose, you should consult the official product label or your healthcare provider for specific instructions. The product label typically provides guidance on missed doses, such as taking the missed dose if remembered soon after the scheduled time, or, if it is close to the time for the next dose, the label generally instructs patients to skip the missed dose and resume the normal schedule. The labeling advises against taking two doses at once to make up for a missed dose. Patients who miss multiple doses should contact their healthcare provider for specific advice. It is important to maintain consistent dosing as prescribed.


Q: Can I drink alcohol while taking Ulceral?

The product information indicates that occasional, moderate alcohol use may be permitted for some individuals, but this should be discussed with a healthcare provider. Drinking alcohol while on this medication may increase the risk of side effects like dizziness or drops in blood pressure. Because alcohol can affect blood pressure, patients should discuss alcohol consumption limits with their healthcare provider for personalized guidance.

How should Ulceral be stored and disposed of?

How to Store and Dispose of Omeprazole (Ulceral)

Official regulatory guidelines mandate specific conditions for the storage and disposal of omeprazole delayed-release products.

Required Storage Conditions

Omeprazole must be stored at controlled room temperature, typically 20 C to 25 C (68 F to 77 F), and should be kept away from excess heat. Due to the drug's sensitivity, it is mandatory to protect from light and protect from moisture by keeping it in the original container, tightly closed. The product must be stored out of the sight and reach of children.

Disposal Instructions

Unused or expired omeprazole must be disposed of in accordance with local requirements for pharmaceutical waste. The product should not be disposed of in wastewater.

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

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