Oyster shell and Vitamin d drug interactions - a phase IV clinical study of FDA data
Summary:
Drug interactions are reported among people who take Oyster shell (calcium) and Vitamin d (ergocalciferol). Common drug interactions include infection among females and alanine aminotransferase increased among males.
The phase IV clinical study analyzes what interactions people have when they take Oyster shell and Vitamin d. It is created by eHealthMe based on reports of 194 people who take the same drugs from the FDA, and is updated regularly.
What is Oyster shell?
Oyster shell has active ingredients of calcium. eHealthMe is studying from 731 Oyster shell users. Check the latest studies of Oyster shell.
What is Vitamin d?
Vitamin d has active ingredients of ergocalciferol. It is often used in low vitamin d. eHealthMe is studying from 294,095 Vitamin d users. Check the latest studies of Vitamin d.
194 people who take Oyster shell and Vitamin d together, and have interactions are studied.

What are the common drug interactions of Oyster shell and Vitamin d, by gender? *
What are the common drug interactions of Oyster shell and Vitamin d, by age (0-1 to 60+)? *
What are the existing conditions these people have? *
* Approximation only. Some reports may have incomplete information.
Do you take Oyster shell and Vitamin d?
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Related studies:
Effectiveness of, side effects of, and alternative drugs to the 2 drugs:
- Oyster shell (731 reports)
- Vitamin d (294,095 reports)
Browse all drug interactions of Oyster shell and Vitamin d:
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 zSub-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 Oyster shell:
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 Vitamin d:
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 interactions between Oyster shell 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 zBrowse all interactions between Vitamin d 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 zRelated publications that referenced our studies
- Kapoor S, "Influence of Vitamin D Consumption and Levels on the Development of Psychiatric Disorders", Lee, Y. J., & Park, K. (2018). Secondary Raynaud’s Phenomenon and Skin Necrosis of Toes in the Paraplegic Patient with Hypertension.?Drug safety-case reports,?5(1), 7., 2014 Aug .
- Kapoor S, "Influence of Vitamin D Consumption and Levels on the Development of Psychiatric Disorders", Lee, Y. J., & Park, K. (2018). Secondary Raynaud’s Phenomenon and Skin Necrosis of Toes in the Paraplegic Patient with Hypertension.?Drug safety-case reports,?5(1), 7., 2014 Aug .
How the study uses the data?
The study uses data from the FDA. It is based on calcium and ergocalciferol (the active ingredients of Oyster shell and Vitamin d, respectively), and Oyster shell and Vitamin d (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.
If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.
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