Flexeril and Cfa - a phase IV clinical study of FDA data
Summary:
Cfa is reported as a side effect among people who take Flexeril (cyclobenzaprine hydrochloride), especially for people who are female, 60+ old, have been taking the drug for < 1 month also take Zometa, and have Metastases to bone.
The phase IV clinical study analyzes which people have Cfa when taking Flexeril. It is created by eHealthMe based on reports of 34,789 people who have side effects when taking Flexeril from the FDA, and is updated regularly.
What is Flexeril?
Flexeril has active ingredients of cyclobenzaprine hydrochloride. It is often used in muscle spasms. eHealthMe is studying from 38,306 Flexeril users. Check the latest studies of Flexeril.
What is Cfa?
Cfa is found to be associated with 2,130 drugs and 2,244 conditions by eHealthMe. Check the latest studies of Cfa.
34,789 people reported to have side effects when taking Flexeril.
Among them, 94 people (0.27%) have Cfa.

Among these 94 people:
How long have people been on Flexeril when they have Cfa? *
What is the gender of people who have Cfa when taking Flexeril? *
What is the age of people who have Cfa when taking Flexeril? *
What are other drugs people take besides Flexeril? *
What are other side effects people have besides Cfa? *
What are the existing conditions these people have? *
* Approximation only. Some reports may have incomplete information.
Do you take Flexeril and have Cfa?
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Related studies:
Effectiveness of, long term effects of, and alternative drugs to Flexeril:
- Flexeril (38,306 reports)
Cfa treatments and more:
- Cfa (79,192 reports)
How severe was Cfa and when was it recovered:
Expand to all the drugs that have ingredients of cyclobenzaprine hydrochloride:
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+
Common Flexeril side effects:
- Flexeril side effect: Stress and anxiety (2,905 reports)
Browse all side effects of Flexeril:
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 zCommon drugs associated with Cfa:
- Methotrexate side effect: Cfa (4,714 reports)
- Prednisone side effect: Cfa (4,117 reports)
- Humira side effect: Cfa (2,869 reports)
- Enbrel side effect: Cfa (2,842 reports)
- Ofev side effect: Cfa (2,063 reports)
- Remicade side effect: Cfa (2,043 reports)
- Actemra side effect: Cfa (2,024 reports)
- Leflunomide side effect: Cfa (1,957 reports)
- Xeljanz side effect: Cfa (1,940 reports)
- Pantoprazole side effect: Cfa (1,758 reports)
Browse all the drugs that are associated with Cfa:
- Cfa (2,130 drugs)
Common conditions associated with Cfa:
- Rheumatoid arthritis: 5,843 reports
- Ipf: 2,256 reports
- Atrial fibrillation/flutter: 1,089 reports
- Hypertension aggravated: 1,023 reports
- Blood pressure - high: 1,015 reports
- Psoriatic arthropathy: 851 reports
- Idiopathic pulmonary fibrosis: 843 reports
- Familial primary pulmonary hypertension: 793 reports
- Psoriasis: 789 reports
- Osteoporosis: 682 reports
Browse all the conditions that are associated with Cfa:
- Cfa (2,244 conditions)
Drugs similar to Flexeril and Cfa :
How the study uses the data?
The study uses data from the FDA. It is based on cyclobenzaprine hydrochloride (the active ingredients of Flexeril) and Flexeril (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.
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