Definity side effects by duration, gender and age - a phase IV clinical study of FDA data
Summary:
Side effects are reported by people who take Definity. Common side effects include back pain among females and back pain among males.
The phase IV clinical study is created by eHealthMe based on 3,304 reports from the FDA, and is updated regularly. You can use the study as a second opinion to make health care decisions.
With medical big data and AI algorithms, eHealthMe enables everyone to run phase IV clinical trial to detect adverse drug outcomes and monitor effectiveness. Our original studies have been referenced on 600+ peer-reviewed medical publications including The Lancet, Mayo Clinic Proceedings, and Nature. Most recently, phase IV clinial trails for COVID 19 vaccines have been added, check here.
3,304 people who take Definity and have side effects are studied.
What is Definity?
Definity has active ingredients of perflutren. eHealthMe is studying from 3,305 Definity users for its effectiveness, alternative drugs and more.
Number of Definity reports submitted per year:

Definity side effects by time on the drug *:
Definity side effects by gender *:
Definity side effects by age *:
* Approximation only. Some reports may have incomplete information.
Do you take Definity?
Personalize this study to your gender and ageHow to use the study?
You can discuss the study with your doctor, to ensure that all drug risks and benefits are fully discussed and understood.
How the study uses the data?
The study is based on perflutren (the active ingredients of Definity) and Definity (the brand name). Other drugs that have the same active ingredients (e.g. generic drugs) are not considered.
Related studies
Alternative drugs to, pros and cons of Definity:
- Definity (3,305 reports)
Common Definity side effects:
- Anaphylaxis (serious allergic reaction that is rapid in onset and may cause death): 124 reports
- Back pain: 1,455 reports
- Breathing difficulty: 368 reports
- Chest pain: 279 reports
- Dizziness: 169 reports
- Headache (pain in head): 209 reports
- High blood pressure: 112 reports
- Hypotension (abnormally low blood pressure): 156 reports
- Itching: 157 reports
- Joint pain: 118 reports
- Muscle spasms (muscle contraction): 234 reports
- Nausea (feeling of having an urge to vomit): 144 reports
- Neck pain: 138 reports
- Pain in extremity: 242 reports
- Rashes (redness): 192 reports
- Skin blushing/flushing (a sudden reddening of the face, neck): 236 reports
- Urticaria (rash of round, red welts on the skin that itch intensely): 247 reports
All Definity side effects from A to Z:
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 zWho is eHealthMe?
With medical big data and proven AI 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 600+ 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).
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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.
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