Cephalexin and Tachycardia aggravated - a phase IV clinical study of FDA data

Summary:

Tachycardia aggravated is reported as a side effect among people who take Cephalexin (cephalexin), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Lipitor, and have Gastroesophageal reflux disease.

The phase IV clinical study analyzes which people have Tachycardia aggravated when taking Cephalexin. It is created by eHealthMe based on reports of 29,149 people who have side effects when taking Cephalexin from the FDA, and is updated regularly.

What is Cephalexin?

Cephalexin has active ingredients of cephalexin. It is often used in infection. eHealthMe is studying from 30,580 Cephalexin users. Check the latest studies of Cephalexin.

What is Tachycardia aggravated?

Tachycardia aggravated (a heart rate that exceeds the normal range) is found to be associated with 3,031 drugs and 2,262 conditions by eHealthMe. Check the latest studies of Tachycardia aggravated.

On Jul, 17, 2026

29,149 people reported to have side effects when taking Cephalexin.
Among them, 327 people (1.12%) have Tachycardia aggravated.

Could Cephalexin cause Tachycardia aggravated?

Among these 327 people:

How long have people been on Cephalexin when they have Tachycardia aggravated? *

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What is the gender of people who have Tachycardia aggravated when taking Cephalexin? *

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What is the age of people who have Tachycardia aggravated when taking Cephalexin? *

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* Approximation only. Some reports may have incomplete information.

Do you take Cephalexin and have Tachycardia aggravated?

- Check whether Tachycardia aggravated is associated with a drug or a condition
- Predict drug outcomes for up to one year with AI
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Related studies:

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

Cephalexin (30,580 reports)

Tachycardia aggravated treatments and more:

Tachycardia aggravated (22 reports)

How severe was Tachycardia aggravated and when was it recovered:

Tachycardia aggravated in Cephalexin

Expand to all the drugs that have ingredients of cephalexin:

Tachycardia aggravated and drugs with ingredients of cephalexin (651 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 Cephalexin:

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 Tachycardia aggravated:

Tachycardia aggravated (3,031 drugs)

Browse all the conditions that are associated with Tachycardia aggravated:

Tachycardia aggravated (2,262 conditions)

Related publications that referenced our studies

Agrawal A, Rao M, Jasdanwala S, Mathur A, Eng M, "Cephalexin Induced Cholestatic Jaundice", Case reports in gastrointestinal medicine, 2014 Aug .
Agrawal A, Rao M, Jasdanwala S, Mathur A, Eng M, "Cephalexin Induced Cholestatic Jaundice", Case reports in gastrointestinal medicine, 2014 Aug .

How the study uses the data?

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