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Omeprazole 20mg, 40mg

(Generic Prilosec®)

Omeprazole is a medication that decreases the amount of acid in your stomach and helps heal acid damage to the stomach and esophagus. Visit with one of our U.S. licensed medical professionals today to see if Omeprazole is right for you and start feeling better today.

  1. $15 per month - 90 capules (save 44%)

See more price options for this medication and related treatments by clicking Start Visit.

Sorry, we’re closed for today. Our U.S. licensed medical providers are available daily 7 a.m. to 9 p.m. CST via live video visit. We look forward to serving you soon. Email us anytime at [email protected].

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Frequently asked questions about Omeprazole 20mg, 40mg

  • Prescription omeprazole is used alone or with other medications to treat the symptoms of gastroesophageal reflux disease (GERD), a condition in which backward flow of acid from the stomach causes heartburn and possible injury of the esophagus (the tube between the throat and stomach) in adults. Prescription omeprazole is used to treat damage from GERD in adults r. Prescription omeprazole is used to allow the esophagus to heal and prevent further damage to the esophagus in adults with GERD. Prescription omeprazole is also used to treat conditions in which the stomach produces too much acid such as Zollinger-Ellison syndrome in adults. Omeprazole is in a class of medications called proton-pump inhibitors. It works by decreasing the amount of acid made in the stomach.

  • Prescription omeprazole comes as a delayed-release capsule to take by mouth. Omeprazole should be taken at least 1 hour before a meal. To help you remember to take omeprazole, take it at around the same time(s) every day. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take omeprazole exactly as directed. Do not take more or less of it or take it more often or for a longer period of time than prescribed by your doctor or stated on the package.

    Swallow the delayed-release capsules whole. If you have difficulty swallowing the delayed-release capsules, place one tablespoon of soft, cool applesauce in an empty bowl. Open the delayed-release capsule and carefully empty all the granules inside the capsule onto the applesauce. Mix the granules with the applesauce and swallow the mixture immediately with a glass of cool water. Do not chew or crush the granules. Do not store the applesauce/granule mixture for future use.

    It may take 1 to 4 days for you to feel the full benefit of the medication. Call your doctor if your symptoms get worse or do not improve after 14 days.

    Continue to take prescription omeprazole even if you feel well. Do not stop taking prescription omeprazole without talking to your doctor. If your condition does not improve or gets worse, call your doctor.

    Ask your pharmacist or doctor for a copy of the manufacturer's information for the patient.

  • Before taking omeprazole,

    • tell your doctor and pharmacist if you are allergic to omeprazole, dexlansoprazole (Dexilant), esomeprazole (Nexium), lansoprazole (Prevacid, in Prevpac), pantoprazole (Protonix), rabeprazole (Aciphex), any other medications, or any of the ingredients in the omeprazole product you will be taking. Ask your pharmacist or check the package label for a list of the ingredients.

    • tell your doctor if you are taking rilpivirine (Edurant, in Complera, Odefsey). Your doctor will probably tell you not to take omeprazole if you are taking this medication.

    • tell your doctor and pharmacist what prescription and nonprescription medications, vitamins, nutritional supplements, and herbal products you are taking or plan to take. Be sure to mention any of the following: anticoagulants ('blood thinners') such as warfarin (Coumadin), atazanavir (Reyataz), cilostazol (Pletal), citalopram (Celexa), clopidogrel (Plavix), cyclosporine (Gengraf, Neoral, Sandimmune), dasatinib (Sprycel), diazepam (Valium), digoxin (Lanoxicaps, Lanoxin), disulfiram (Antabuse), diuretics ('water pills'), erlotinib (Tarceva), iron supplements, itraconazole (Onmel, Sporonox), ketoconazole (Nizoral), methotrexate (Rheumatrex, Trexall), mycophenolate mofetil (Cellcept), nelfinavir (Viracept), nilotinib (Tasigna), phenytoin (Dilantin), rifampin (Rifadin, in Rifater), St. John's wort, saquinavir (Invirase), tacrolimus (Prograf), and voriconazole (Vfend). Your doctor may need to change the doses of your medications or monitor you carefully for side effects.

    • if you plan to take nonprescription omeprazole, tell your doctor if your heartburn has lasted 3 months or longer, if you have taken nonprescription omeprazole for a longer period of time than stated on the package, or if you have experienced any of the following symptoms: lightheadedness, sweating, or dizziness along with your heartburn; chest pain or shoulder pain; shortness of breath or wheezing; pain that spreads to your arms, neck, or shoulders; unexplained weight loss; nausea; vomiting, especially if the vomit is bloody; stomach pain; difficulty swallowing food or pain when you swallow food; or black or bloody stools. You may have a more serious condition that cannot be treated with nonprescription medication.

    • tell your doctor if you are of Asian descent and if you have or have ever had a low level of magnesium in your blood low levels of vitamin B-12 in your body, osteoporosis, an autoimmune disease (condition in which the body attacks its own organs, causing swelling and loss of function) such as systemic lupus erythematosus, or liver disease.

  • Unless your doctor tells you otherwise, continue your normal diet.

  • Take the missed dose as soon as you remember it. However, if it is almost time for the next dose, skip the missed dose and continue your regular dosing schedule. Do not take a double dose to make up for a missed one.

  • Omeprazole may cause side effects. Tell your doctor if any of these symptoms are severe or do not go away:

    • constipation

    • gas

    • nausea

    • diarrhea

    • vomiting

    • headache

    Some side effects can be serious. If you experience any of these symptoms, call your doctor immediately, or get emergency medical help:

    • rash

    • hives

    • itching

    • swelling of the face, throat, tongue, lips, eyes, hands, feet, ankles, or lower legs

    • difficulty breathing or swallowing

    • hoarseness

    • irregular, fast, or pounding heartbeat

    • excessive tiredness

    • dizziness

    • lightheadedness

    • muscle spasms, cramps, or weakness

    • jitteriness

    • uncontrollable shaking of a part of the body

    • seizures

    • severe diarrhea with watery stools, stomach pain, or fever that does not go away

    • rash on cheeks or arms that is sensitive to sunlight

    • increased or decreased urination, blood in urine, fatigue, nausea, loss of appetite, fever, rash, or joint pain

    People who take proton pump inhibitors such as omeprazole may be more likely to fracture their wrists, hips, or spine than people who do not take one of these medications. People who take proton pump inhibitors may also develop fundic gland polyps (a type of growth on the stomach lining). These risks are highest in people who take high doses of one of these medications or take them for one year or longer. Talk to your doctor about the risk of taking omeprazole.

    Omeprazole may cause other side effects. Call your doctor if you have any unusual problems while taking this medication.

    If you experience a serious side effect, you or your doctor may send a report to the Food and Drug Administration's (FDA) MedWatch Adverse Event Reporting program online (http://www.fda.gov/Safety/MedWatch) or by phone (1-800-332-1088).

  • Keep this medication in the container it came in, tightly closed, and out of reach of children. Store it at room temperature and away from light, excess heat, and moisture (not in the bathroom).

    It is important to keep all medication out of sight and reach of children as many containers (such as weekly pill minders and those for eye drops, creams, patches, and inhalers) are not child-resistant and young children can open them easily. To protect young children from poisoning, always lock safety caps and immediately place the medication in a safe location - one that is up and away and out of their sight and reach. http://www.upandaway.org

    Unneeded medications should be disposed of in special ways to ensure that pets, children, and other people cannot consume them. However, you should not flush this medication down the toilet. Instead, the best way to dispose of your medication is through a medicine take-back program. Talk to your pharmacist or contact your local garbage/recycling department to learn about take-back programs in your community. See the FDA's Safe Disposal of Medicines website (http://goo.gl/c4Rm4p) for more information if you do not have access to a take-back program.

  • In case of overdose, call the poison control helpline at 1-800-222-1222. Information is also available online at https://www.poisonhelp.org/help. the victim has collapsed, had a seizure, has trouble breathing, or can't be awakened, immediately call emergency services at 911.

    Symptoms of overdose may include the following:

    • confusion

    • drowsiness

    • blurred vision

    • fast or pounding heartbeat

    • nausea

    • vomiting

    • sweating

    • flushing (feeling of warmth)

    • headache

    • dry mouth

  • Keep all appointments with your doctor and the laboratory. Your doctor may order certain laboratory tests before and during your treatment, especially if you have severe diarrhea.

    Before having any laboratory test, tell your doctor and the laboratory personnel that you are taking omeprazole.

    Do not let anyone else take your medication. If you are taking prescription omeprazole, ask your pharmacist any questions you have about refilling your prescription.

    It is important for you to keep a written list of all of the prescription and nonprescription (over-the-counter) medicines you are taking, as well as any products such as vitamins, minerals, or other dietary supplements. You should bring this list with you each time you visit a doctor or if you are admitted to a hospital. It is also important information to carry with you in case of emergencies.

    • Prilosec®

  • We offer a variety of prescription medication options for heartburn and indigestion including:

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