Hydroxychloroquine sulfate and Urticaria - a phase IV clinical study of FDA data

Summary:

Urticaria is reported as a side effect among people who take Hydroxychloroquine sulfate (hydroxychloroquine sulfate), especially for people who are female, 40-49 old, have been taking the drug for < 1 month also take Enbrel, and have Psoriatic arthropathy.

The phase IV clinical study analyzes which people have Urticaria when taking Hydroxychloroquine sulfate. It is created by eHealthMe based on reports of 50,935 people who have side effects when taking Hydroxychloroquine sulfate from the FDA, and is updated regularly.

What is Hydroxychloroquine sulfate?

Hydroxychloroquine sulfate has active ingredients of hydroxychloroquine sulfate. It is often used in rheumatoid arthritis. eHealthMe is studying from 52,084 Hydroxychloroquine sulfate users. Check the latest studies of Hydroxychloroquine sulfate.

What is Urticaria?

Urticaria (rash of round, red welts on the skin that itch intensely) is found to be associated with 2,612 drugs and 2,953 conditions by eHealthMe. Check the latest studies of Urticaria.

On Aug, 11, 2026

50,935 people reported to have side effects when taking Hydroxychloroquine sulfate.
Among them, 2,099 people (4.12%) have Urticaria.

Could Hydroxychloroquine sulfate cause Urticaria?

Among these 2,099 people:

How long have people been on Hydroxychloroquine sulfate when they have Urticaria? *

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What is the gender of people who have Urticaria when taking Hydroxychloroquine sulfate? *

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What is the age of people who have Urticaria when taking Hydroxychloroquine sulfate? *

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* Approximation only. Some reports may have incomplete information.

Do you take Hydroxychloroquine sulfate and have Urticaria?

- Check whether Urticaria 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 Hydroxychloroquine sulfate:

Hydroxychloroquine sulfate (52,084 reports)

Urticaria treatments and more:

Urticaria (173,777 reports)

How severe was Urticaria and when was it recovered:

Urticaria in Hydroxychloroquine sulfate

Expand to all the drugs that have ingredients of hydroxychloroquine sulfate:

Urticaria and drugs with ingredients of hydroxychloroquine sulfate (5,008 reports)

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 Hydroxychloroquine sulfate:

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 Urticaria:

Urticaria (2,612 drugs)

Browse all the conditions that are associated with Urticaria:

Urticaria (2,953 conditions)

Related publications that referenced our studies

Sharma SP, Muggia F, "Supraventricular tachycardia and urticaria complicating leuprolide-induced ovarian suppression in a young woman with breast cancer: a case report", ecancermedicalscience, 2016 Jan .
Musri FY, Mutlu H, K?vrak Salim D, Karakurt Ery?lmaz M, ?nal B, Tural D, ?enol Co?kun H, "Sorafenib-induced severe urticaria in a patient with hepatocellular cancer", Journal of Oncology Pharmacy Practice, 2016 Jan .
Semira ZA, Zulfkar Q, Sameem F, "Livedo reticularis associated with dapsone therapy in a patient with chronic urticaria", Indian journal of pharmacology, 2014 Jan .
Sharma SP, Muggia F, "Supraventricular tachycardia and urticaria complicating leuprolide-induced ovarian suppression in a young woman with breast cancer: a case report", ecancermedicalscience, 2016 Jan .
Musri FY, Mutlu H, K?vrak Salim D, Karakurt Ery?lmaz M, ?nal B, Tural D, ?enol Co?kun H, "Sorafenib-induced severe urticaria in a patient with hepatocellular cancer", Journal of Oncology Pharmacy Practice, 2016 Jan .
Semira ZA, Zulfkar Q, Sameem F, "Livedo reticularis associated with dapsone therapy in a patient with chronic urticaria", Indian journal of pharmacology, 2014 Jan .

How the study uses the data?

The study uses data from the FDA. It is based on hydroxychloroquine sulfate (the active ingredients of Hydroxychloroquine sulfate) and Hydroxychloroquine sulfate (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.