Product image of Omeprazol Zentiva (Omeprazole) supplied by GNH India

Omeprazol Zentiva

Active Ingredient:
Omeprazole
Origin:
EU

Omeprazol Zentiva (Omeprazole)

Omeprazole, the active ingredient in Omeprazol Zentiva, is a proton pump inhibitor presented as an oral tablet for oral use. It reduces gastric acid secretion and is employed to treat conditions such as gastro‑esophageal reflux disease, peptic ulcer disease, erosive esophagitis and as part of Helicobacter pylori eradication regimens.

GNH India supplies Omeprazol Zentiva as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The company adheres to stringent quality standards and provides reliable logistics for global distribution.

Manufacturer / TM Owner

Zentiva, K.S.

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Indications & Clinical Uses

Omeprazole is a proton pump inhibitor used to reduce gastric acid production in several acid‑related disorders.

  • Gastro‑esophageal reflux disease: relief of heartburn and esophageal irritation.
  • Peptic ulcer disease: promotes ulcer healing and prevents recurrence.
  • Erosive esophagitis: heals erosive lesions and prevents further damage.
  • Helicobacter pylori eradication: used as part of combination therapy to increase eradication rates.

How It Works

  • Omeprazole binds irreversibly to the cystic fibrosis transmembrane conductance regulator (CFTR‑linked H⁺/K⁺‑ATPase) enzyme located on the secretory surface of gastric parietal cells. By inactivating this proton pump, it blocks the final step of acid secretion, leading to a sustained increase in gastric pH and reduction of both basal and stimulated gastric acid output. The effect persists for up to 72 hours, allowing once‑daily dosing in most treatment regimens.

Side Effects

Omeprazole may cause a range of adverse reactions, varying from mild to severe.

Common Side Effects

  • Headache
  • Abdominal pain
  • Nausea
  • Diarrhea

Serious or Rare Side Effects

  • Severe allergic reactions (anaphylaxis)
  • Clostridioides difficile infection
  • Low magnesium levels (hypomagnesemia) leading to cardiac arrhythmias

Precautions & Warnings

When prescribing omeprazole, clinicians should consider several precautionary measures to ensure safe use.

  • Assess renal function: dose may need adjustment in severe renal impairment.
  • Monitor magnesium levels: prolonged therapy can cause hypomagnesemia.
  • Avoid abrupt discontinuation: may trigger rebound acid hypersecretion.
  • Use with caution in hepatic disease: drug is metabolized in the liver.
  • Store at ambient temperature: keep in original container, protect from moisture and heat.

Avoid Interactions

Omeprazole can affect the pharmacokinetics of several medicines, requiring attention to potential interactions.

Major Interactions (Avoid)

  • Clopidogrel: reduced antiplatelet effect.
  • Atazanavir: decreased absorption and efficacy.
  • Methotrexate: increased toxicity risk.
  • Warfarin: possible increase in INR and bleeding risk.

Moderate Interactions (Monitor Closely)

  • Digoxin: increased serum concentrations.
  • Diazepam: elevated levels may cause sedation.
  • Iron supplements: reduced iron absorption.

Frequently Asked Questions

Omeprazol Zentiva contains the active ingredient omeprazole, a proton pump inhibitor indicated for the treatment of gastro‑esophageal reflux disease, peptic ulcer disease, erosive esophagitis, and as part of combination therapy for Helicobacter pylori eradication. It works by reducing gastric acid production, thereby relieving symptoms and promoting healing of acid‑related gastrointestinal lesions.

Omeprazole exerts its effect by binding irreversibly to the H⁺/K⁺‑ATPase proton pump located on gastric parietal cells. This inhibition blocks the final step of acid secretion, leading to a sustained increase in gastric pH and a reduction in both basal and stimulated gastric acid output, which helps alleviate acid‑related conditions.

The appropriate dose of Omeprazol Zentiva is determined by a qualified prescriber based on the specific indication, patient age, renal function, and clinical response. Healthcare professionals tailor the regimen to each individual, and patients should follow the prescribing information provided by their doctor or pharmacist.

Safety data for omeprazole during pregnancy and lactation are limited. The drug should only be used if the potential benefit justifies any possible risk to the fetus or infant. Women who are pregnant, planning to become pregnant, or breastfeeding should discuss the use of Omeprazol Zentiva with their healthcare provider.

To place an order, submit an enquiry on the product page at gnhindia.com, specifying the required quantity of Omeprazol Zentiva. GNH India works with hospitals, pharmacies, and procurement teams worldwide, and will request verification of trade or institutional credentials. After confirmation, the sales team provides pricing, availability, shipping details (including any cold‑chain requirements), and assists with import documentation.

Omeprazol Zentiva is a generic formulation of omeprazole, one of the first‑generation proton pump inhibitors. Compared with newer agents such as esomeprazole or pantoprazole, omeprazole has a similar efficacy profile for acid suppression but may have a slightly shorter duration of action. Choice of PPI often depends on individual patient response, drug‑interaction profile, and cost considerations.

Omeprazol Zentiva tablets should be stored at ambient temperature, below 25 °C, in the original packaging to protect them from moisture and light. Keep the container tightly closed and out of reach of children. Do not store in a bathroom or other humid environments.

The medication is taken orally, usually as a whole tablet swallowed with a glass of water. It can be taken with or without food, but consistency in timing relative to meals helps maintain stable drug levels. Patients should follow the dosing schedule prescribed by their healthcare professional and avoid crushing or chewing the tablets.

Serious adverse events, although uncommon, include severe allergic reactions such as anaphylaxis, Clostridioides difficile‑associated diarrhea, and significant electrolyte disturbances like hypomagnesemia, which can lead to cardiac arrhythmias. Long‑term use may also be linked to an increased risk of bone fractures and vitamin B12 deficiency. Patients should report any unusual symptoms promptly.

Omeprazol Zentiva is contraindicated in individuals with known hypersensitivity to omeprazole or any component of the formulation. Caution is advised for patients with severe hepatic impairment, as metabolism may be affected. Additionally, patients taking certain medications that require an acidic environment for absorption should discuss alternatives with their physician.

Published by

GNH India Pharmaceuticals Limited

Licensed pharmaceutical supplier

Last updated:

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