Advertisement
Omeprazole Coupon - Omeprazole 20mg capsule

Generic Prilosec

Omeprazole (Prilosec) is an inexpensive drug used to treat certain conditions where there is too much acid in the stomach like ulcers and gastroesophageal reflux disease (GERD). It is more popular than comparable drugs. It is available in both generic and brand versions, and without a prescription. Generic omeprazole is covered by most Medicare and insurance plans, but some pharmacy coupons or cash prices may be lower. The lowest GoodRx price for the most common version of omeprazole is around $8.00, 88% off the average retail price of $70.77. Compare proton pump inhibitors.
Omeprazole Coupon - Omeprazole 20mg capsule
Omeprazole Overview
  • Loading prices...

What is Omeprazole used for?

Treats heartburn and excess release of stomach acid. Prilosec (omeprazole) gives you long-lasting heartburn relief but has some risks if used long term.

Omeprazole Quick Facts
  • Has a lower-cost generic available (omeprazole).
  • Requires a prescription to use.
  • Drug Class is proton pump inhibitors.

Omeprazole side effects

Common Side Effects
  • Headache7%
  • Abdominal pain5%
  • Nausea4%
  • Diarrhea4%
  • Vomiting3%
  • Flatulence3%
  • Acid regurgitation2%
  • Upper respiratory infection2%
  • Constipation2%
  • Dizziness2%
  • Rash2%

Serious Side Effects

  • Risk of cancer

    People taking Prilosec (omeprazole) for long-term use have developed certain types of cancers. The actual relationship between Prilosec (omeprazole) and cancer developement is still uncertian. To be safe, use Prilosec (omeprazole) at the lowest dose and for the shortest amout of time possible.

  • Lupus
      Higher risk if:
    • History of cutaneous or systemic lupus erythematosus

    Prilosec (omeprazole) can cause or worsen a rare condition in which the body's own immune system (designed to protect the body) attacks the body. This can lead to inflammation and damage to various parts of the body. Symptoms of lupus can be different for everyone so speak to your doctor about what symptoms to watch out for. Symptoms of lupus should improve within 4 to 12 weeks of stopping Prilosec (omeprazole).

  • Severe diarrhea associated with C.difficile infection
      Higher risk if:
    • Being hospitalized
    • Antibiotic use

    Prilosec (omeprazole) can cause a bacterial infection that can be life-threatening, though this is rare. If you notice symptoms like watery diarrhea, fever, or stomach pain that does not go away, talk to your doctor right away. To lower your risk, use Prilosec (omeprazole) at the lowest dose and for the shortest amout of time possible.

  • Bone fractures
      Higher risk if:
    • Osteoporosis
    • Using high medication doses
    • Long-term therapy (1 year or more)
    • Use of other medications that weaken bones

    There is a higher risk of developing weakened bones (osteoporosis) and broken bones (fractures) while taking medications like Prilosec (omeprazole) (proton pump inhibitors). You are more at risk for osteoporosis-related fractures if you take Prilosec (omeprazole) at a high daily dose for a year or longer or if you have other risk factors for osteoporosis. The best way to prevent this side effect is to use the lowest dose of medication for the shortest period of time. Taking a calcium and vitamin D supplement may or may not help prevent broken bones while using Prilosec (omeprazole).

  • Low Vitamin B12 and Magnesium
      Higher risk if:
    • Taking water pills (Magnesium)
    • Women (Vitamin B12)
    • Over the age of 30 (Vitamin B12)

    Prilosec (omeprazole) can cause low levels of blood magnesium or vitamin B12. This can happen with as little as 3 months of use but more commonly occurs after you've been using Prilosec (omeprazole) for a year or more. Regarding low magnesium, you're more likely to have this if you're taking water pills or digoxin. Symptoms can include muscle spasms, seizures, and abnormal heart rhythm. Your doctor can do a blood test to see if you need to take a vitamin or mineral supplement.

  • Kidney damage

    In rare occasions, Prilosec (omeprazole) can damage your kidneys. This can happen at any time during treatment. Talk to your doctor of you notice any unusual symptoms of nausea, vomiting, malaise, rash, or fever.

Show More
Additional Information about side effects
For additional information on Omeprazole side effects, please visit PubMed Health.

Omeprazole interactions & warnings

Drug interactions

Although certain medicines should not be used together at all, in other cases two different medicines may be used together even if an interaction might occur. In these cases, your doctor may want to change the dose, or other precautions may be necessary. When you are taking this medicine, it is especially important that your healthcare professional know if you are taking any of the medicines listed below. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.

Using this medicine with any of the following medicines is not recommended. Your doctor may decide not to treat you with this medication or change some of the other medicines you take.

  • Rilpivirine

Using this medicine with any of the following medicines is usually not recommended, but may be required in some cases. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

Using this medicine with any of the following medicines may cause an increased risk of certain side effects, but using both drugs may be the best treatment for you. If both medicines are prescribed together, your doctor may change the dose or how often you use one or both of the medicines.

Show More
Other interactions

Certain medicines should not be used at or around the time of eating food or eating certain types of food since interactions may occur. Using alcohol or tobacco with certain medicines may also cause interactions to occur. The following interactions have been selected on the basis of their potential significance and are not necessarily all-inclusive.

Using this medicine with any of the following may cause an increased risk of certain side effects but may be unavoidable in some cases. If used together, your doctor may change the dose or how often you use this medicine, or give you special instructions about the use of food, alcohol, or tobacco.

  • Cranberry

Omeprazole dosages

If you miss a dose of this medicine, take it as soon as possible. However, if it is almost time for your next dose, skip the missed dose and go back to your regular dosing schedule. Do not double doses.

The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

  • For oral dosage forms (capsules, delayed-release capsules or suspension, or tablets):
    • To treat duodenal ulcers:
      • Adults—20 milligrams (mg) once a day before a meal. Your doctor may adjust your dose if needed.
      • Children—Use and dose must be determined by your doctor.
    • To treat duodenal ulcers with H. pylori:
      • Adults—20 or 40 milligrams (mg) one, two, or three times a day before a meal. The dose is usually taken together with clarithromycin or clarithromycin plus amoxicillin. Your doctor may adjust your dose if needed.
      • Children—Use and dose must be determined by your doctor.
    • To treat erosive esophagitis:
      • Adults—20 milligrams (mg) once a day before a meal. Your doctor may adjust your dose if needed.
      • Children—Use and dose must be determined by your doctor.
    • To treat erosive esophagitis caused by acid-mediated GERD:
      • Adults (17 years and older)—20 milligrams (mg) once a day before a meal.
      • Children 1 to 16 years—Dose is based on body weight and must be determined by your doctor. The dose is usually 5 to 20 mg once a day before a meal.
      • Children 1 month to less than 1 year of age—Dose is based on body weight and must be determined by your doctor. The dose is usually 2.5 to 10 mg once a day before a meal.
      • Children younger than 1 month of age—Use and dose must be determined by your doctor.
    • To treat gastric ulcers:
      • Adults—40 milligrams (mg) once a day before a meal. Your doctor may adjust your dose if needed.
      • Children—Use and dose must be determined by your doctor.
    • To treat gastroesophageal reflux disease (GERD):
      • Adults—20 milligrams (mg) once a day before a meal. Your doctor may want you to take omeprazole for more than 8 weeks for certain conditions.
      • Children 1 year of age and older—Dose is based on body weight and must be determined by your doctor. The dose is usually 5 to 20 mg once a day before a meal.
      • Children younger than 1 year of age—Use and dose must be determined by your doctor.
    • To treat Zollinger-Ellison syndrome:
      • Adults—60 milligrams (mg) once a day before a meal. Your doctor may adjust your dose if needed.
      • Children—Use and dose must be determined by your doctor.
  • For oral dosage form (powder for suspension):
    • To prevent upper gastrointestinal tract bleeding in seriously ill patients:
      • Adults—The first day: 40 milligrams (mg) for the first dose, then after 6 to 8 hours, a second 40 mg dose. After the first day: 40 mg once a day for up to 14 days.
      • Children—Use and dose must be determined by your doctor.
    • To treat duodenal ulcer:
      • Adults—20 milligrams (mg) once a day for 4 to 8 weeks.
      • Children—Use and dose must be determined by your doctor.
    • To treat gastric ulcers:
      • Adults—40 milligrams (mg) once a day for 4 to 8 weeks.
      • Children—Use and dose must be determined by your doctor.
    • To treat gastroesophageal reflux disease (GERD) for erosive esophagitis:
      • Adults—20 milligrams (mg) once a day for 4 to 8 weeks.
      • Children—Use and dose must be determined by your doctor.
Show More

Omeprazole images

  • White Ome 20 Ome 20 - Omeprazole 20mg Delayed-Release Capsule
    Omeprazole 20mg Delayed-Release Capsule

    This medicine is a white capsule imprinted with "OME 20 OME 20".

  • Purple And Gray Omeprazole 20 Mg R 158 - Omeprazole 20mg Delayed-Release Capsule
    Omeprazole 20mg Delayed-Release Capsule

    This medicine is a purple and gray capsule imprinted with "OMEPRAZOLE 20 mg R 158".

  • White And Yellow Ku 118 - Omeprazole 20mg Delayed-Release Capsule
    Omeprazole 20mg Delayed-Release Capsule

    This medicine is a white and yellow capsule imprinted with "KU 118".

  • Blue And Purple G231 G - Omeprazole 20mg Delayed-Release Capsule
    Omeprazole 20mg Delayed-Release Capsule

    This medicine is a blue and purple capsule imprinted with "G231 G".

Want additional information?

Get a fact sheet to know what to expect from Omeprazole, on one page

Download Fact Sheet

Don't miss out on savings!

GoodRx respects your privacy and will never sell nor share your personal information.

GoodRx is not sponsored by or affiliated with any of the pharmacies identified in its price comparisons. All trademarks, brands, logos and copyright images are property of their respective owners and rights holders and are used solely to represent the products of these rights holders. This information is for informational purposes only and is not meant to be a substitute for professional medical advice, diagnosis or treatment. GoodRx is not offering advice, recommending or endorsing any specific prescription drug, pharmacy or other information on the site. GoodRx provides no warranty for any of the pricing data or other information. Please seek medical advice before starting, changing or terminating any medical treatment.
In all states except Tennessee, GoodRx is considered a marketer of prescription discount cards, and is not required to register as a discount card provider. In Tennessee, GoodRx is registered as a Prescription Drug Discount Plan Operator.
Safe Pharmacy
The information contained in the Truven Health Micromedex products as delivered by GoodRx is intended as an educational aid only. It is not intended as medical advice for individual conditions or treatment. It is not a substitute for a medical exam, nor does it replace the need for services provided by medical professionals. Talk to your doctor, nurse or pharmacist before taking any prescription or over the counter drugs (including any herbal medicines or supplements) or following any treatment or regimen. Only your doctor, nurse, or pharmacist can provide you with advice on what is safe and effective for you.
The use of the Truven Health products is at your sole risk. These products are provided "AS IS" and "as available" for use, without warranties of any kind, either express or implied. Truven Health and GoodRx make no representation or warranty as to the accuracy, reliability, timeliness, usefulness or completeness of any of the information contained in the products. Additionally, TRUVEN HEALTH MAKES NO REPRESENTATION OR WARRANTIES AS TO THE OPINIONS OR OTHER SERVICE OR DATA YOU MAY ACCESS, DOWNLOAD OR USE AS A RESULT OF USE OF THE THOMSON REUTERS HEALTHCARE PRODUCTS. ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE OR USE ARE HEREBY EXCLUDED. Truven Health does not assume any responsibility or risk for your use of the Truven Health products.