Allegra and Radiculopathy - a phase IV clinical study of FDA data

Summary:

Radiculopathy is reported as a side effect among people who take Allegra (fexofenadine hydrochloride), especially for people who are female, 60+ old, have been taking the drug for 1 - 2 years also take Flonase, and have Hypersensitivity.

The phase IV clinical study analyzes which people have Radiculopathy when taking Allegra. It is created by eHealthMe based on reports of 73,095 people who have side effects when taking Allegra from the FDA, and is updated regularly.

What is Allegra?

Allegra has active ingredients of fexofenadine hydrochloride. It is often used in allergies. eHealthMe is studying from 75,497 Allegra users. Check the latest studies of Allegra.

What is Radiculopathy?

Radiculopathy (a set of conditions in which one or more nerves is affected and does not work properly) is found to be associated with 742 drugs and 607 conditions by eHealthMe. Check the latest studies of Radiculopathy.

On Jul, 21, 2026

73,095 people reported to have side effects when taking Allegra.
Among them, 69 people (0.09%) have Radiculopathy.

Among these 69 people:

How long have people been on Allegra when they have Radiculopathy? *

What is the gender of people who have Radiculopathy when taking Allegra? *

female: 81.82 %
male: 18.18 %

What is the age of people who have Radiculopathy when taking Allegra? *

What are other drugs people take besides Allegra? *

What are other side effects people have besides Radiculopathy? *

Intervertebral Disc Protrusion (spinal disc protrusion): 46 people, 66.67%
Fall: 40 people, 57.97%
Stress And Anxiety: 32 people, 46.38%
Cough: 32 people, 46.38%
Back Pain: 31 people, 44.93%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 31 people, 44.93%
Diarrhea: 29 people, 42.03%
Oedema Peripheral (superficial swelling): 28 people, 40.58%
High Blood Pressure: 28 people, 40.58%
Intervertebral Disc Degeneration (spinal disc degeneration): 27 people, 39.13%

What are the existing conditions these people have? *

Hypersensitivity: 18 people, 26.09%
High Blood Cholesterol: 16 people, 23.19%
Hot Flush (sudden feelings of heat): 16 people, 23.19%
Osteoporosis (bones weak and more likely to break): 14 people, 20.29%
Pain: 14 people, 20.29%
Fibromyalgia (a long-term condition which causes pain all over the body): 13 people, 18.84%
Arthritis (form of joint disorder that involves inflammation of one or more joints): 12 people, 17.39%
Headache (pain in head): 12 people, 17.39%
Gastric Ulcer (stomach ulcer): 12 people, 17.39%
Rheumatoid Arthritis (a chronic progressive disease causing inflammation in the joints): 11 people, 15.94%

* Approximation only. Some reports may have incomplete information.

Do you take Allegra and have Radiculopathy?

- Check whether Radiculopathy 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 Allegra:

Allegra (75,497 reports)

Radiculopathy treatments and more:

Radiculopathy (5,655 reports)

Browse all side effects of Allegra:

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 Radiculopathy:

Radiculopathy (742 drugs)

Browse all the conditions that are associated with Radiculopathy:

Radiculopathy (607 conditions)

Related publications that referenced our studies

Foroughipour M, Farzadfard MT, Aghaee M, Ghabeli-Juibary A, Rezaietalab F, "Methamphetamine Related Radiculopathy: Case Series and Review of Literature", Asia Pacific Journal of Medical Toxicology, 2013 Jun .
Foroughipour M, Farzadfard MT, Aghaee M, Ghabeli-Juibary A, Rezaietalab F, "Methamphetamine Related Radiculopathy: Case Series and Review of Literature", Asia Pacific Journal of Medical Toxicology, 2013 Jun .

How the study uses the data?

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