Calcium and Omacor drug interactions - a phase IV clinical study of FDA data

Summary:

Drug interactions are reported among people who take Calcium (calcium) and Omacor (omega-3acid ethyl esters). Common drug interactions include atrial fibrillation among females and osteoarthritis among males.

The phase IV clinical study analyzes what interactions people have when they take Calcium and Omacor. It is created by eHealthMe based on reports of 25 people who take the same drugs from the FDA, and is updated regularly.

What is Calcium?

Calcium has active ingredients of calcium. It is often used in osteoporosis. eHealthMe is studying from 184,201 Calcium users. Check the latest studies of Calcium.

What is Omacor?

Omacor has active ingredients of omega-3acid ethyl esters. It is often used in high blood cholesterol. eHealthMe is studying from 2,547 Omacor users. Check the latest studies of Omacor.



On Jul, 05, 2026

25 people who take Calcium and Omacor together, and have interactions are studied.

Calcium and Omacor drug interactions.

What are the common drug interactions of Calcium and Omacor, by gender? *:

female:

  1. Atrial fibrillation (fibrillation of the muscles of the atria of the heart)
  2. Injection site pruritus (severe itching at injection site)
  3. Injection site reaction
  4. Rash pruritic (redness with itching)
  5. Drug ineffective
  6. Feeling hot
  7. Nausea (feeling of having an urge to vomit)
  8. Amnesia (deficit in memory caused by brain damage, disease, or psychological trauma)
  9. Anxiety
  10. Arthralgia (joint pain)

male:

  1. Osteoarthritis (a joint disease caused by cartilage loss in a joint)
  2. Myalgia (muscle pain)
  3. Papilloma (small, noncancerous (benign) tumour)
  4. Renal failure (kidney dysfunction)
  5. Restless legs syndrome (a powerful urge to move your legs)
  6. Tooth disorder (tooth disease)
  7. Arthralgia (joint pain)
  8. Body height decreased
  9. Bone disorder
  10. Compression fracture (fracture due to pressure caused by injury)

What are the common drug interactions of Calcium and Omacor, by age (0-1 to 60+)? *:

0-1:

n/a

2-9:

n/a

10-19:

n/a

20-29:

n/a

30-39:

n/a

40-49:

  1. Nephrogenic systemic fibrosis (involves fibrosis of skin, joints, eyes due to kidney disease)

50-59:

  1. Arthralgia (joint pain)
  2. Bone pain
  3. Gait disturbance
  4. Histoplasmosis (infection caused by breathing in spores of a fungus)
  5. Myalgia (muscle pain)
  6. Performance status decreased
  7. Pulmonary embolism (blockage of the main artery of the lung)

60+:

  1. Rash pruritic (redness with itching)
  2. Drug ineffective
  3. Colitis (inflammation of colon)
  4. Depression
  5. Dyspnoea (difficult or laboured respiration)
  6. Fall
  7. Infection susceptibility increased
  8. Myalgia (muscle pain)
  9. Oedema peripheral (superficial swelling)
  10. Osteoporotic fracture (fracture due to weak bone)

What are the existing conditions these people have? *

  1. Scedosporium Infection (a filamentous fungus which occasionally causes infections in humans): 3 people, 12.00%
  2. Nuclear Magnetic Resonance Imaging Brain: 3 people, 12.00%
  3. Nausea (feeling of having an urge to vomit): 3 people, 12.00%
  4. Hyperlipidaemia (presence of excess lipids in the blood): 2 people, 8.00%
  5. Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 8.00%
  6. Coronary Heart Disease (narrowing or blockage of the coronary arteries): 2 people, 8.00%

* Approximation only. Some reports may have incomplete information.

Do you take Calcium and Omacor?

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Related studies:

Effectiveness of, side effects of, and alternative drugs to the 2 drugs:

Browse all drug interactions of Calcium and Omacor:

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

Sub-studies by gender and age:

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

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

Browse all side effects of Calcium:

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 side effects of Omacor:

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 interactions between Calcium and drugs from A to Z:

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 interactions between Omacor and drugs from A to Z:

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

How the study uses the data?

The study uses data from the FDA. It is based on calcium and omega-3acid ethyl esters (the active ingredients of Calcium and Omacor, respectively), and Calcium and Omacor (the brand names). 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.

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