Calcium and Anal ulcer - a phase IV clinical study of FDA data

Summary:

Anal ulcer is reported as a side effect among people who take Calcium (calcium), especially for people who are female, 60+ old, also take Synthroid, and have Crohn's disease.

The phase IV clinical study analyzes which people have Anal ulcer when taking Calcium. It is created by eHealthMe based on reports of 180,447 people who have side effects when taking Calcium 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 Anal ulcer?

Anal ulcer is found to be associated with 158 drugs and 254 conditions by eHealthMe. Check the latest studies of Anal ulcer.

On Jul, 19, 2026

180,447 people reported to have side effects when taking Calcium.
Among them, 13 people (0.01%) have Anal ulcer.

Among these 13 people:

What is the gender of people who have Anal ulcer when taking Calcium? *

female: 76.92 %
male: 23.08 %

What is the age of people who have Anal ulcer when taking Calcium? *

What are other drugs people take besides Calcium? *

What are other side effects people have besides Anal ulcer? *

Diarrhea: 7 people, 53.85%
Anaemia (lack of blood): 7 people, 53.85%
Weight Decreased: 5 people, 38.46%
Appetite - Decreased (decreased appetite occurs when you have a reduced desire to eat): 5 people, 38.46%
Mouth Ulcers: 5 people, 38.46%
Fatigue (feeling of tiredness): 5 people, 38.46%
Abdominal Pain: 4 people, 30.77%
Constipation: 4 people, 30.77%
Weakness: 4 people, 30.77%
Pancytopenia (medical condition in which there is a reduction in the number of red and white blood cells, as well as platelets): 3 people, 23.08%

What are the existing conditions these people have? *

Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 4 people, 30.77%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 2 people, 15.38%
Multiple Myeloma (cancer of the plasma cells): 2 people, 15.38%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 2 people, 15.38%
Ulcerative Colitis (inflammatory bowel disease (ibd). it causes swelling, ulcerations, and loss of function of the large intestine): 1 person, 7.69%
Lung Cancer - Non-Small Cell (lung cancer): 1 person, 7.69%
Cardiomyopathy (weakening of the heart muscle): 1 person, 7.69%
Breast Cancer: 1 person, 7.69%
Asthma: 1 person, 7.69%
Abdominal Pain: 1 person, 7.69%

* Approximation only. Some reports may have incomplete information.

Do you take Calcium and have Anal ulcer?

- Check whether Anal ulcer is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
- Get an AI agent to monitor your drugs continuously

Related studies:

Effectiveness of, long term effects of, and alternative drugs to Calcium:

Calcium (184,201 reports)

Anal ulcer treatments and more:

Anal ulcer (1,085 reports)

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 the drugs that are associated with Anal ulcer:

Anal ulcer (158 drugs)

Browse all the conditions that are associated with Anal ulcer:

Anal ulcer (254 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on calcium (the active ingredients of Calcium) and Calcium (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.