Tambocor and Swallowing difficulty - a phase IV clinical study of FDA data

Summary:

Swallowing difficulty is reported as a side effect among people who take Tambocor (flecainide acetate), especially for people who are male, 60+ old, have been taking the drug for < 1 month also take Ativan, and have Parkinson's disease.

The phase IV clinical study analyzes which people have Swallowing difficulty when taking Tambocor. It is created by eHealthMe based on reports of 2,428 people who have side effects when taking Tambocor from the FDA, and is updated regularly.

What is Tambocor?

Tambocor has active ingredients of flecainide acetate. It is often used in atrial fibrillation/flutter. eHealthMe is studying from 2,621 Tambocor users. Check the latest studies of Tambocor.

What is Swallowing difficulty?

Swallowing difficulty is found to be associated with 2,401 drugs and 3,349 conditions by eHealthMe. Check the latest studies of Swallowing difficulty.

On Jul, 13, 2026

2,428 people reported to have side effects when taking Tambocor.
Among them, 14 people (0.58%) have Swallowing difficulty.

Could Tambocor cause Swallowing difficulty?

Among these 14 people:

How long have people been on Tambocor when they have Swallowing difficulty? *

What is the gender of people who have Swallowing difficulty when taking Tambocor? *

female: 42.86 %
male: 57.14 %

What is the age of people who have Swallowing difficulty when taking Tambocor? *

What are other drugs people take besides Tambocor? *

What are other side effects people have besides Swallowing difficulty? *

Hypotension (abnormally low blood pressure): 5 people, 35.71%
Weight Decreased: 4 people, 28.57%
Dyspnea (difficult or laboured breathing): 3 people, 21.43%
Nausea (feeling of having an urge to vomit): 3 people, 21.43%
Rashes (redness): 3 people, 21.43%
Muscle Spasms (muscle contraction): 3 people, 21.43%
Skin Disorder (skin disease): 3 people, 21.43%
Dehydration (dryness resulting from the removal of water): 3 people, 21.43%
Hypoaesthesia (reduced sense of touch or sensation): 3 people, 21.43%
Diarrhea: 3 people, 21.43%

What are the existing conditions these people have? *

Sleep Disorder: 3 people, 21.43%
Parkinson's Disease: 3 people, 21.43%
Skin Wrinkling (wrinkle on skin): 2 people, 14.29%
High Blood Pressure: 2 people, 14.29%
Waldenstrom's Macroglobulinaemia (cancer affects small lymphocytes (white blood cells)): 1 person, 7.14%
Hypotension (abnormally low blood pressure): 1 person, 7.14%
Constipation: 1 person, 7.14%
Fall: 1 person, 7.14%
Gastroesophageal Reflux Disease (a condition in which stomach contents leak backward from the stomach into the oesophagus): 1 person, 7.14%
High Blood Cholesterol: 1 person, 7.14%

* Approximation only. Some reports may have incomplete information.

Do you take Tambocor and have Swallowing difficulty?

- Check whether Swallowing difficulty 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 Tambocor:

Tambocor (2,621 reports)

Browse all side effects of Tambocor:

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 Swallowing difficulty:

Swallowing difficulty (2,401 drugs)

Browse all the conditions that are associated with Swallowing difficulty:

Swallowing difficulty (3,349 conditions)

How the study uses the data?

The study uses data from the FDA. It is based on flecainide acetate (the active ingredients of Tambocor) and Tambocor (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.