Fish oil and Mean cell volume decreased - a phase IV clinical study of FDA data

Summary:

Mean cell volume decreased is reported as a side effect among people who take Fish oil (fish oil), especially for people who are female, 60+ old, also take Pantoprazole, and have Pain.

The phase IV clinical study analyzes which people have Mean cell volume decreased when taking Fish oil. It is created by eHealthMe based on reports of 109,866 people who have side effects when taking Fish oil from the FDA, and is updated regularly.

What is Fish oil?

Fish oil has active ingredients of fish oil. It is often used in high blood cholesterol. eHealthMe is studying from 112,933 Fish oil users. Check the latest studies of Fish oil.

What is Mean cell volume decreased?

Mean cell volume decreased (less of the average red blood cell volume) is found to be associated with 320 drugs and 426 conditions by eHealthMe. Check the latest studies of Mean cell volume decreased.

On Jul, 11, 2026

109,866 people reported to have side effects when taking Fish oil.
Among them, 15 people (0.01%) have Mean cell volume decreased.

Could Fish oil cause Mean cell volume decreased?

Among these 15 people:

What is the gender of people who have Mean cell volume decreased when taking Fish oil? *

female: 64.29 %
male: 35.71 %

What is the age of people who have Mean cell volume decreased when taking Fish oil? *

What are other drugs people take besides Fish oil? *

What are other side effects people have besides Mean cell volume decreased? *

Mean Cell Haemoglobin Decreased (less than normal haemoglobin per red blood cell in a sample of blood): 8 people, 53.33%
Haemoglobin Decreased: 7 people, 46.67%
Lymphocyte Count Decreased: 6 people, 40.00%
Mean Cell Haemoglobin Concentration Decreased (less concentration of haemoglobin in a given volume of packed red blood cells): 6 people, 40.00%
Haematocrit Decreased: 6 people, 40.00%
White Blood Cell Count Decreased: 5 people, 33.33%
Red Blood Cell Count Decreased: 5 people, 33.33%
Red Cell Distribution Width Increased: 5 people, 33.33%
Hypotension (abnormally low blood pressure): 5 people, 33.33%
Fatigue (feeling of tiredness): 5 people, 33.33%

What are the existing conditions these people have? *

Pain: 5 people, 33.33%
Multiple Sclerosis (a nervous system disease that affects your brain and spinal cord. it damages the myelin sheath): 4 people, 26.67%
Bleeding Disorders: 3 people, 20.00%
Gait Disturbance: 3 people, 20.00%
High Blood Pressure: 3 people, 20.00%
Lipids Increased (excess lipid in body): 3 people, 20.00%
Microcytosis (a condition in which red blood cells are unusually small): 3 people, 20.00%
Malformation Venous (malformation of blood vessels): 3 people, 20.00%
Nausea (feeling of having an urge to vomit): 3 people, 20.00%
Nausea And Vomiting: 3 people, 20.00%

* Approximation only. Some reports may have incomplete information.

Do you take Fish oil and have Mean cell volume decreased?

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Related studies:

Effectiveness of, long term effects of, and alternative drugs to Fish oil:

Fish oil (112,933 reports)

Browse all side effects of Fish 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 z

Browse all the drugs that are associated with Mean cell volume decreased:

Mean cell volume decreased (320 drugs)

Browse all the conditions that are associated with Mean cell volume decreased:

Mean cell volume decreased (426 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on fish oil (the active ingredients of Fish oil) and Fish oil (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered. Dosage of drugs is not considered in the study.

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.

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.