Cod liver oil and Raynaud's phenomenon - a phase IV clinical study of FDA data


Raynaud's phenomenon is reported only by a few people who take Cod Liver Oil.

The phase IV clinical study analyzes which people take Cod liver oil and have Raynaud's phenomenon. It is created by eHealthMe based on reports of 2,994 people who have side effects while taking Cod liver oil from the FDA, and is updated regularly.

Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 600+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.

On Sep, 26, 2022

2,994 people reported to have side effects when taking Cod liver oil.
Among them, 2 people (0.07%) have Raynaud's phenomenon.

What is Cod liver oil?

Cod liver oil has active ingredients of cod liver oil. eHealthMe is studying from 3,091 Cod liver oil users for its effectiveness, alternative drugs and more.

What is Raynaud's phenomenon?

Raynaud's phenomenon (discoloration of the fingers, toes, and occasionally other areas) is found to be associated with 1,343 drugs and 876 conditions by eHealthMe.

Number of Cod liver oil and Raynaud's phenomenon reports submitted per year:

Could Cod liver oil cause Raynaud's phenomenon?

Gender of people who have Raynaud's phenomenon when taking Cod liver oil *:

  • female: 100 %
  • male: 0.0 %

Age of people who have Raynaud's phenomenon when taking Cod liver oil *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 0.0 %
  • 50-59: 50 %
  • 60+: 50 %

Common drugs people take besides Cod liver oil *:

  1. Vitamin B-2: 1 person, 50.00%
  2. Vasotec: 1 person, 50.00%
  3. Terbutaline Sulfate: 1 person, 50.00%
  4. Nature-Throid: 1 person, 50.00%
  5. Lansoprazole: 1 person, 50.00%
  6. Budesonide: 1 person, 50.00%

Common side effects people have besides Raynaud's phenomenon *:

  1. Taste - Impaired: 1 person, 50.00%
  2. Swollen Tongue (swelling of tongue): 1 person, 50.00%
  3. Back Disorder: 1 person, 50.00%
  4. Blood Glucose Increased: 1 person, 50.00%
  5. Cyanosis Peripheral (blue tint in fingers or extremities, due to inadequate circulation): 1 person, 50.00%
  6. Drug Ineffective: 1 person, 50.00%
  7. Dry Mouth: 1 person, 50.00%
  8. Hypoaesthesia (reduced sense of touch or sensation): 1 person, 50.00%
  9. Hypoglycemia (low blood sugar): 1 person, 50.00%
  10. Hypothyroidism (abnormally low activity of the thyroid gland, resulting in retardation of growth and mental development): 1 person, 50.00%

Common conditions people have *:

  1. Chronic Thyroiditis (long lasting inflammation of thyroid gland): 1 person, 50.00%

* Approximation only. Some reports may have incomplete information.

Do you take Cod liver oil and have Raynaud's phenomenon?

Check whether Raynaud's phenomenon is associated with a drug or a condition

How to use the study?

You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.

Related studies

How severe was Raynaud's phenomenon and when was it recovered:

Expand to all the drugs that have ingredients of cod liver oil:

Alternative drugs to, pros and cons of Cod liver oil:

Common Cod liver oil side effects:

Browse all side effects of Cod liver 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

Raynaud's phenomenon treatments and more:

COVID vaccines that are related to Raynaud's phenomenon:

Common drugs associated with Raynaud's phenomenon:

All the drugs that are associated with Raynaud's phenomenon:

Common conditions associated with Raynaud's phenomenon:

All the conditions that are associated with Raynaud's phenomenon:

How the study uses the data?

The study uses data from the FDA. It is based on cod liver oil (the active ingredients of Cod liver oil) and Cod liver 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.

Who is eHealthMe?

With medical big data and proven AI 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 600+ 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: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on 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.

Recent studies on eHealthMe: