Omez Tablet Uses, Side Effects, And Storage

Omez is the brand name of a medicine called omeprazole. It is in a class of medicines called proton pump inhibitors (PPIs). Omez tablet uses works by reducing the amount of acid produced in the stomach. This helps to treat various gastrointestinal conditions.

Omez (omeprazole) is often prescribed to treat conditions such as

  1. Gastroesophageal Reflux Disease (GERD): It helps reduce the symptoms of acid reflux, such as heartburn, regurgitation, and chest pain.
  1. Peptic ulcers: Omez tablet uses to treat and prevent both gastric ulcers (ulcers in the stomach) and duodenal ulcers (ulcers in the upper part of the small intestine).
  1. Zollinger-Ellison syndrome: This is a rare condition in which the stomach produces excessive amounts of acid. Omez may help reduce acid production and manage the symptoms associated with this syndrome.
  1. Dyspepsia: Omez may be prescribed to relieve symptoms of indigestion such as bloating, stomach discomfort, and belching.

Omez comes in different forms, including capsules, tablets, and oral suspension. The dosage depends on the specific condition being treated and is usually taken once a day before a meal. As with any medication, it is important to follow your doctor’s instructions and discuss any side effects or concerns with your doctor.

How does Omez work?

Omez Tablet Uses

Omez (omeprazole) works by inhibiting the action of the proton pump, which is responsible for producing acid in the stomach. Here is a brief description of how it operates:

  • Acid production in the stomach: When you eat, the cells in the lining of your stomach release gastric acid to help digest food. A protein pump called the hydrogen-potassium ATPase, or proton pump, produces this acid through a series of chemical reactions.
  • Mechanism of action: Omez belongs to a class of medicines called proton pump inhibitors (PPIs). It works by irreversibly binding to the hydrogen-potassium ATPase located in the parietal cells of the stomach, which are responsible for producing acid. This binding inhibits the activity of the pump, preventing the secretion of acid into the stomach.
  • Reducing acid production: By inhibiting the proton pump, Omez tablet uses reduces the amount of acid produced in the stomach. This helps to relieve symptoms associated with conditions such as gastroesophageal reflux disease (GERD), peptic ulcers, and other acid-related disorders.
  • Healing and symptom relief: By reducing stomach acid, Omez promotes the healing of ulcers by allowing damaged tissue to repair itself. It also provides relief from symptoms such as heartburn, regurgitation, and stomach discomfort caused by excess acid in the esophagus and stomach.

Omez Tablet Uses

Omez (omeprazole) is often used to treat the following conditions

Gastroesophageal Reflux Disease (GERD): Omez is often prescribed to treat GERD, a condition characterized by the backflow of stomach acid into the esophagus, causing symptoms such as heartburn, regurgitation, and chest pain.

  • Peptic ulcers: Omez tablet uses to treat and prevent peptic ulcers, which are sores that develop in the lining of the stomach or upper part of the small intestine. It helps to reduce the amount of acid produced in the stomach, allowing the ulcers to heal and preventing their recurrence.
  • Zollinger-Ellison syndrome: This is a rare condition characterized by an overproduction of acid in the stomach. Omez is often prescribed to manage excessive acid production, control symptoms such as stomach pain and diarrhea, and prevent complications associated with the condition.
  • Dyspepsia: Omez tablet uses to relieve the symptoms of dyspepsia, also known as indigestion. It helps to reduce the amount of acid in the stomach and relieves symptoms such as bloating, stomach discomfort, and belching.
  • Prevention of NSAID-induced ulcers: Nonsteroidal anti-inflammatory drugs (NSAIDs) can sometimes cause stomach ulcers. Omez may be prescribed with NSAIDs to reduce the risk of these ulcers developing.
  • Treating Helicobacter pylori infection: To eradicate Helicobacter pylori, a bacterium that can cause stomach ulcers and gastritis, Omez is often used in combination with antibiotics. The combination therapy helps to eliminate the infection and promote ulcer healing.

Precautions and warnings

While you are taking Omez (omeprazole), it’s important that you follow certain precautions and warnings. Following are some crucial reminders:

  • Allergies: Tell your doctor if you have a known allergy to omeprazole or any other medicines. Allergic reactions to Omez can be serious. Rash, itching, swelling, extreme vertigo, or breathing difficulties are just a few possible symptoms.
  • Drug interactions: Omez may interact with other medications, potentially reducing their effectiveness or increasing the risk of Omez tablet side effects. It’s important to tell your doctor about all the medicines you are taking, including prescription medicines, over-the-counter medicines, and herbal supplements.
  • Medical conditions: Tell your doctor about all your medical conditions, especially if you have liver disease, kidney disease, osteoporosis, vitamin deficiencies, or if you are pregnant or breastfeeding. Omez may need dose adjustment or special monitoring in these situations.
  • Clostridium difficile infection: Prolonged use of Omez and other proton pump inhibitors may increase the risk of developing a bacterial infection called Clostridium difficile-associated diarrhea. Seek medical attention if you develop persistent diarrhea, abdominal pain, or fever while taking Omez.
  • Risk of fracture: Long-term use or high doses of Omez may increase the risk of bone fractures, especially in older adults or those with osteoporosis. Your doctor may recommend that you monitor your bone health and consider calcium and vitamin D supplementation if necessary.
  • Vitamin and mineral deficiencies: Omez can interfere with the absorption of certain vitamins and minerals, such as vitamin B12, magnesium, and calcium. Prolonged use may lead to deficiencies, so your healthcare provider may suggest regular monitoring or supplementation as needed.
  • Stomach cancer: Omez may relieve symptoms associated with stomach cancer, but may have a delaying effect on the diagnosis of stomach cancer. If you experience persistent or worsening stomach pain, unintentional weight loss, or difficulty swallowing, contact your doctor or health care professional.
  • Withdrawal symptoms: Abrupt discontinuation of Omez tablet uses after the long-term may cause rebound hyperacidity and withdrawal symptoms. If you plan to discontinue the medication, consult your doctor for advice on how to gradually reduce the dose.

Omez Tablet Side effects

Omez Tablet Uses

Like all medicines, Omez (omeprazole) can cause side effects. Not everyone will experience these Omez tablet side effects, and the severity of these Omez tablet side effects may vary from person to person. Here are some of the possible side effects associated with Omez:

  • Common Omez tablet  side effects
  1. Headache
  2. Nausea
  3. Diarrhea
  4. Stomach pain
  5. Flatulence (excessive gas)
  6. Constipation
  7. Dizziness
  8. Skin rash or itching
  • Less common Omez tablet  side effects
  1. Muscle pain or weakness
  2. Joint pain
  3. Swelling of the hands, feet, or ankles
  4. Changes in taste
  5. Trouble sleeping
  6. Dry mouth
  7. Blurred vision
  8. Depression or mood changes
  • Rare but serious Omez tablet side effects (tell your doctor or health care professional immediately if you experience them)
  1. Severe stomach pain
  2. Persistent diarrhea
  3. Unexplained weight loss
  4. Signs of vitamin B12 deficiency (e.g. weakness, pale skin, tingling or numbness in the hands or feet)
  5. Signs of magnesium deficiency (e.g. muscle cramps, seizures, abnormal heart rhythms)

Storage and disposal

When it comes to storing and disposing of medicines like Omez (omeprazole), here are some guidelines to follow:


  • Follow the instructions on the packaging or label provided by your pharmacist for specific storage requirements.
  • Keep Omez at room temperature and out of direct sunlight, heat, and moisture.
  • Keep out of the reach and sight of children and pets to prevent accidental ingestion.
  • Unless instructed to do so by your pharmacist or healthcare provider, do not transfer the medicine between containers.


  • Do not keep unused or expired Omez at home after you have finished your prescribed treatment or if it is past its expiration date.
  • Check with your local pharmacy or healthcare facility for any drug take-back programs or community disposal policies in your area. These programs ensure safe and environmentally friendly disposal of medicines.
  • If a take-back program is not available, you can dispose of Omez by mixing it with an unwanted substance (such as coffee grounds or cat litter) in a sealed bag and placing the bag in your household waste bin. This will lessen the chance of children or animals accidentally eating it.
  • To protect your privacy and safety, don’t forget to remove any personal information from the medicine packaging before throwing it away.

Overdose of Omez Tablet

An overdose of Omez (omeprazole) may occur if you take more than the recommended dose or if you accidentally take a larger amount. If you suspect an overdose or experience severe symptoms, it is important to seek immediate medical attention or contact your local emergency services. Here’s what you should know about Omez overdose:

  1. Overdose symptoms: Taking too much Omez may cause symptoms such as
  1. Confusion
  2. Dizziness
  3. Fast or irregular heartbeat
  4. Seizures
  5. Nausea and vomiting
  6. Headache
  7. Blurred vision
  8. Sweating
  9. Flushing (reddening of the skin)
  10. Dry mouth
  11. Difficulty breathing

2. Seek immediate medical attention: If you or someone else takes an overdose of Omez, call a poison control center or go to the nearest emergency room at once. It is important to give as much information as possible about the medicine and the amount that was taken.

3. Treatment of overdose: The specific treatment for an Omez overdose will depend on the severity of the symptoms and the amount of medicine taken. Your healthcare provider may use measures to remove the drug from your body, such as inducing vomiting or giving you activated charcoal to help absorb the excess of the drug. Supportive care and treatment of symptoms may also be given.

4. Prevention: To minimize the risk of overdose, always take your medicine as directed by your doctor or health care professional. Do not exceed the recommended dose without your doctor’s advice. If you are in any doubt about the effect of your medicine, or if you think you have taken too much of it, contact your doctor or a poison control center as soon as possible.

Alternatives to Omez

Omez Tablet

There are a number of alternatives to Omez (omeprazole) that are in the same class of medicines (proton pump inhibitors) or are in different classes of medicines. The choice of an alternative depends on the specific condition being treated and individual patient factors. Here are some common alternatives:

  • Other proton pump inhibitors (PPIs): There are several PPIs that work in a similar way to Omez. Examples include esomeprazole (Nexium), lansoprazole (Prevacid), pantoprazole (Protonix) and rabeprazole (Aciphex). These drugs have similar mechanisms of action and can be effective in treating acid-related conditions.
  • H2 blockers: H2 blockers, also known as H2 receptor antagonists, are another class of medicines used to reduce acid production in the stomach. Examples include ranitidine (Zantac), famotidine (Pepcid), and cimetidine (Tagamet). H2 blockers may be an alternative for certain conditions, such as mild to moderate GERD, or for short-term use.
  • Antacids: Antacids are over-the-counter medicines that provide temporary relief from heartburn and indigestion by neutralizing stomach acid. Examples include calcium carbonate (Tums), magnesium hydroxide (Milk of Magnesia), and alumina/magnesium hydroxide (Maalox). Antacids can be used to relieve symptoms immediately, but may not be enough for more severe or chronic conditions.
  • Lifestyle changes: In some cases, lifestyle changes can help manage symptoms and reduce the need for medication. These may include dietary changes, avoiding trigger foods, weight management, elevating the head of the bed, avoiding large meals close to bedtime, and reducing stress.

*Disclaimer: Please note that the information provided in this article is for educational purposes only and should not replace professional medical advice. Consult a healthcare professional for personalized guidance and recommendations regarding the Omez tablet uses and Omez tablet side effects. 

Author Contribution: Reviewed by Dr Ram Reddy, MD – General Physician, and Rajeshwar Rao, Pharm D.

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