Synthroid and Heart rate increased - a phase IV clinical study of FDA data
Summary:
We study 229,423 people who have side effects when taking Synthroid. Heart rate increased is found, especially among people who are female, 60+ old, have been taking the drug for < 1 month, also take Tylenol and have Rheumatoid arthritis.
The phase IV clinical study analyzes which people take Synthroid and have Heart rate increased. It is created by eHealthMe based on reports from the FDA, and is updated regularly. You may use the study as a second opinion to make health care decisions.
Phase IV trials are used to detect adverse drug outcomes and monitor drug effectiveness in the real world. With medical big data and AI algorithms, eHealthMe is running millions of phase IV trials and makes the results available to the public. Our original studies have been referenced on 700+ medical publications including The Lancet, Mayo Clinic Proceedings, and Nature.
229,423 people reported to have side effects when taking Synthroid.
Among them, 3,642 people (1.59%) have Heart rate increased.
What is Synthroid?
Synthroid has active ingredients of levothyroxine sodium. It is used in hypothyroidism. Currently, eHealthMe is studying from 240,641 Synthroid users.
What is Heart rate increased?
Heart rate increased is found to be associated with 3,826 drugs and 3,148 conditions by eHealthMe. Currently, we are studying 120,015 people who have Heart rate increased.
Number of Synthroid and Heart rate increased reports submitted per year:

Time on Synthroid when people have Heart rate increased *:
Gender of people who have Heart rate increased when taking Synthroid*:
Age of people who have Heart rate increased when taking Synthroid *:
Common drugs people take besides Synthroid *:
Common side effects people have besides Heart rate increased *:
Common conditions people have *:
* Approximation only. Some reports may have incomplete information.
Do you take Synthroid and have Heart rate increased?
Check whether Heart rate increased is associated with a drug or a conditionHow 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.
Related studies
How severe was Heart rate increased and when was it recovered:
Expand to all the drugs that have ingredients of levothyroxine sodium:
Alternative drugs to, pros and cons of Synthroid:
- Synthroid (240,641 reports)
Browse all side effects of Synthroid:
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 zHeart rate increased treatments and more:
- Heart rate increased (120,015 reports)
Common drugs associated with Heart rate increased:
- Prednisone: 9,774 reports
- Aspirin: 4,556 reports
- Methotrexate: 4,117 reports
- Xolair: 3,861 reports
- Synthroid: 3,642 reports
- Metformin: 3,439 reports
- Hydramine: 3,266 reports
- Pantoprazole: 3,240 reports
- Omeprazole: 3,205 reports
- Tylenol: 3,082 reports
All the drugs that are associated with Heart rate increased:
- Heart rate increased (3,826 drugs)
Common conditions associated with Heart rate increased:
- Asthma: 5,692 reports
- High blood pressure: 5,147 reports
- Rheumatoid arthritis: 4,822 reports
- Multiple sclerosis: 3,654 reports
- Depression: 2,901 reports
- Primary pulmonary hypertension: 2,842 reports
- Osteoporosis: 2,785 reports
All the conditions that are associated with Heart rate increased:
- Heart rate increased (3,148 conditions)
How the study uses the data?
The study uses data from the FDA. It is based on levothyroxine sodium (the active ingredients of Synthroid) and Synthroid (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.
Who 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 700+ 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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