Krill oil vs. Omeprazole: side effect and effectiveness comparison (a real world drug study)
Summary:
We compare the side effects and drug effectiveness of Krill oil and Omeprazole. The phase IV clinical study is created by eHealthMe based on reports (from sources including the FDA) of 570,852 people who take Krill oil and Omeprazole, and is updated regularly.
What is Krill oil?
Krill oil has active ingredients of krill oil. It is often used in high blood cholesterol. eHealthMe is studying from 5,042 Krill oil users. Check the latest studies of Krill oil.
What is Omeprazole?
Omeprazole has active ingredients of omeprazole. It is often used in gastroesophageal reflux disease. eHealthMe is studying from 410,631 Omeprazole users. Check the latest studies of Omeprazole.
570,852 people who take Krill oil and Omeprazole are studied.

Drugs being compared in this study:
- Krill Oil (krill oil)
- Omeprazole (omeprazole)
Most common side effects of the drugs, overall:
Most common side effects of the drugs, in long term (1+ years) use:
Drug effectiveness:
Krill Oil:
- not at all: 2.73 %
- somewhat: 27.73 %
- moderate: 39.55 %
- high: 22.27 %
- very high: 7.73 %
Omeprazole:
- not at all: 2.39 %
- somewhat: 13.83 %
- moderate: 26.44 %
- high: 37.27 %
- very high: 20.08 %
Want to compare Krill oil with Omeprazole?
- Personalize this study to your gender and age (0-99+)How to use the study?
DO NOT STOP MEDICATIONS without first consulting your doctor. If there are any serious or long term adverse effects discovered in the study, discuss the study with your doctor to ensure that proper medication management will be in place if applicable.
Related studies
Alternative drugs to, pros and cons of:
- Krill oil (4,805 reports)
- Omeprazole (401,061 reports)
Browse all side effects of Krill oil:
a b c d e f g h i j k l m n o p q r s t u v w x y zBrowse all side effects of Omeprazole:
a b c d e f g h i j k l m n o p q r s t u v w x y zHow the study uses the data?
The study is based on krill oil and omeprazole (the active ingredients of Krill oil and Omeprazole, respectively). Other drugs that have the same active ingredients (e.g. generic drugs or brand names) are also considered. Dosage of drugs is not considered in the study.
Who is eHealthMe?
With medical big data and proven AI/ML algorithms, eHealthMe provides a platform for everyone to run phase IV clinical trials. We study millions of patients and 5,000 more each day. Results of our real-world drug study have been referenced on 800+ peer-reviewed medical publications, including The Lancet, Mayo Clinic Proceedings, and Nature. Our analysis results are available to researchers, health care professionals, patients (testimonials), and software developers (open API).
WARNING, DISCLAIMER, USE FOR PUBLICATION
WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.
DISCLAIMER: All material available on eHealthMe.com is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only. Our phase IV clinical studies alone cannot establish cause-effect relationship. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.
If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.
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