Astelin and Back pain aggravated - a phase IV clinical study of FDA data

Summary:

Back pain aggravated is reported as a side effect among people who take Astelin (azelastine hydrochloride), especially for people who are female, 60+ old, have been taking the drug for 6 - 12 months also take Synthroid, and have High blood pressure.

The phase IV clinical study analyzes which people have Back pain aggravated when taking Astelin. It is created by eHealthMe based on reports of 5,326 people who have side effects when taking Astelin from the FDA, and is updated regularly.

What is Astelin?

Astelin has active ingredients of azelastine hydrochloride. It is often used in allergies. eHealthMe is studying from 5,538 Astelin users. Check the latest studies of Astelin.

What is Back pain aggravated?

Back pain aggravated is found to be associated with 3,360 drugs and 2,099 conditions by eHealthMe. Check the latest studies of Back pain aggravated.

On Aug, 11, 2026

5,326 people reported to have side effects when taking Astelin.
Among them, 247 people (4.64%) have Back pain aggravated.

Could Astelin cause Back pain aggravated?

Among these 247 people:

How long have people been on Astelin when they have Back pain aggravated? *

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What is the gender of people who have Back pain aggravated when taking Astelin? *

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* Approximation only. Some reports may have incomplete information.

Do you take Astelin and have Back pain aggravated?

- Check whether Back pain aggravated 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 Astelin:

Astelin (5,538 reports)

Back pain aggravated treatments and more:

Back pain aggravated (152 reports)

How severe was Back pain aggravated and when was it recovered:

Back pain aggravated in Astelin

Expand to all the drugs that have ingredients of azelastine hydrochloride:

Back pain aggravated and drugs with ingredients of azelastine hydrochloride (697 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 Astelin:

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 Back pain aggravated:

Back pain aggravated (3,360 drugs)

Browse all the conditions that are associated with Back pain aggravated:

Back pain aggravated (2,099 conditions)

How the study uses the data?

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