Cetirizine hydrochloride and Hypercalcaemia - a phase IV clinical study of FDA data

Summary:

Hypercalcaemia is reported as a side effect among people who take Cetirizine hydrochloride (cetirizine hydrochloride), especially for people who are male, 50-59 old, have been taking the drug for < 1 month also take Pantoprazole, and have Rheumatoid arthritis.

The phase IV clinical study analyzes which people have Hypercalcaemia when taking Cetirizine hydrochloride. It is created by eHealthMe based on reports of 33,393 people who have side effects when taking Cetirizine hydrochloride from the FDA, and is updated regularly.

What is Cetirizine hydrochloride?

Cetirizine hydrochloride has active ingredients of cetirizine hydrochloride. It is often used in allergies. eHealthMe is studying from 34,909 Cetirizine hydrochloride users. Check the latest studies of Cetirizine hydrochloride.

What is Hypercalcaemia?

Hypercalcaemia (elevated calcium (ca+) level in the blood) is found to be associated with 1,054 drugs and 1,018 conditions by eHealthMe. Check the latest studies of Hypercalcaemia.

eHealthMe: drug outcomes in the real world

eHealthMe runs one of the largest post-marketing drug safety studies in the world. We study millions of patients and 5,000 more each day. Our data-driven phase IV clinical trials have been referenced on 800+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Tools to study our phase IV findings are available to the public, anonymous and free >>>.

On Aug, 28, 2026

33,393 people reported to have side effects when taking Cetirizine hydrochloride.
Among them, 15 people (0.04%) have Hypercalcaemia.

Could Cetirizine hydrochloride cause Hypercalcaemia?

Among these 15 people:

How long have people been on Cetirizine hydrochloride when they have Hypercalcaemia? *

What is the gender of people who have Hypercalcaemia when taking Cetirizine hydrochloride? *

female: 50 %
male: 50 %

What is the age of people who have Hypercalcaemia when taking Cetirizine hydrochloride? *

What are other drugs people take besides Cetirizine hydrochloride? *

What are other side effects people have besides Hypercalcaemia? *

Musculoskeletal Stiffness (stiffness of the body's muscles, joints, tendons, ligaments and nerves): 7 people, 46.67%
Hair Loss: 7 people, 46.67%
Basal Cell Carcinoma (a skin cancer, it rarely metastasizes or kills): 7 people, 46.67%
Blood Parathyroid Hormone Decreased: 7 people, 46.67%
C-Reactive Protein Increased: 7 people, 46.67%
Aspartate Aminotransferase Increased: 7 people, 46.67%
Pain: 7 people, 46.67%
Diarrhea: 7 people, 46.67%
Panniculitis (inflammation of the subcutaneous fat): 7 people, 46.67%
Peripheral Swelling: 7 people, 46.67%

What are the existing conditions these people have? *

Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 7 people, 46.67%
Crohn's Disease (a condition that causes inflammation of the gastrointestinal tract): 4 people, 26.67%
Arthropathy: 4 people, 26.67%
Psoriasis (immune-mediated disease that affects the skin): 3 people, 20.00%
Lung Cancer - Non-Small Cell (lung cancer): 3 people, 20.00%
Gastric Disorder (disease of stomach): 3 people, 20.00%
Pain: 2 people, 13.33%
Rashes (redness): 1 person, 6.67%
Indigestion: 1 person, 6.67%
Idiopathic Pulmonary Fibrosis (chronic lung disease): 1 person, 6.67%

* Approximation only. Some reports may have incomplete information.

Do you take Cetirizine hydrochloride and have Hypercalcaemia?

- Check whether Hypercalcaemia 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 Cetirizine hydrochloride:

Cetirizine hydrochloride (34,909 reports)

Hypercalcaemia treatments and more:

Hypercalcaemia (18,731 reports)

Browse all side effects of Cetirizine hydrochloride:

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 Hypercalcaemia:

Hypercalcaemia (1,054 drugs)

Browse all the conditions that are associated with Hypercalcaemia:

Hypercalcaemia (1,018 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on cetirizine hydrochloride (the active ingredients of Cetirizine hydrochloride) and Cetirizine hydrochloride (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.