Tikosyn and Subdural haematoma - a phase IV clinical study of FDA data

Summary:

Subdural haematoma is reported as a side effect among people who take Tikosyn (dofetilide), especially for people who are male, 60+ old, have been taking the drug for 5 - 10 years also take Pradaxa, and have Stroke.

The phase IV clinical study analyzes which people have Subdural haematoma when taking Tikosyn. It is created by eHealthMe based on reports of 11,814 people who have side effects when taking Tikosyn from the FDA, and is updated regularly.

What is Tikosyn?

Tikosyn has active ingredients of dofetilide. It is often used in atrial fibrillation/flutter. eHealthMe is studying from 12,202 Tikosyn users. Check the latest studies of Tikosyn.

What is Subdural haematoma?

Subdural haematoma (blood collects between the skull and the surface of the brain) is found to be associated with 999 drugs and 1,084 conditions by eHealthMe. Check the latest studies of Subdural haematoma.



On Jul, 10, 2026

11,814 people reported to have side effects when taking Tikosyn.
Among them, 21 people (0.18%) have Subdural haematoma.

Could Tikosyn cause Subdural haematoma?

Among these 21 people:

How long have people been on Tikosyn when they have Subdural haematoma? *

  • < 1 month: 0.0 %
  • 1 - 6 months: 50 %
  • 6 - 12 months: 0.0 %
  • 1 - 2 years: 0.0 %
  • 2 - 5 years: 0.0 %
  • 5 - 10 years: 50 %
  • 10+ years: 0.0 %

What is the gender of people who have Subdural haematoma when taking Tikosyn? *

  • female: 42.86 %
  • male: 57.14 %

What is the age of people who have Subdural haematoma when taking Tikosyn? *

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 0.0 %
  • 30-39: 0.0 %
  • 40-49: 0.0 %
  • 50-59: 0.0 %
  • 60+: 100 %

What are other drugs people take besides Tikosyn? *

  1. Pradaxa: 8 people, 38.10%
  2. Xarelto: 7 people, 33.33%
  3. Fish Oil: 4 people, 19.05%
  4. Tylenol: 4 people, 19.05%
  5. Avodart: 4 people, 19.05%
  6. Centrum Silver: 4 people, 19.05%
  7. Ranexa: 4 people, 19.05%
  8. Prilosec: 3 people, 14.29%
  9. Multaq: 3 people, 14.29%
  10. Advair Hfa: 2 people, 9.52%

What are other side effects people have besides Subdural haematoma? *

  1. Fall: 9 people, 42.86%
  2. Haematuria (presence of blood in urine): 4 people, 19.05%
  3. Electrocardiogram Qt Prolonged: 4 people, 19.05%
  4. Pneumonia: 3 people, 14.29%
  5. Stable Angina (a constant chest pain): 2 people, 9.52%
  6. Encephalopathy (functioning of the brain is affected by some agent or condition): 2 people, 9.52%
  7. Extradural Haematoma (traumatic brain injury-collection of blood in the 'potential' space between the skull and the outer protective): 2 people, 9.52%
  8. Respiratory Acidosis (respiratory failure or ventilatory failure, causes the ph of blood and other bodily fluids to decrease): 2 people, 9.52%
  9. Subdural Haemorrhage (bleeding between the skull and the surface of the brain): 2 people, 9.52%
  10. Coughing Up Blood: 1 person, 4.76%

What are the existing conditions these people have? *

  1. Stroke (sudden death of a portion of the brain cells due to a lack of oxygen): 8 people, 38.10%
  2. Type 2 Diabetes: 4 people, 19.05%
  3. Enlarged Prostate: 4 people, 19.05%
  4. Cardiomyopathy (weakening of the heart muscle): 4 people, 19.05%
  5. Pain: 1 person, 4.76%
  6. Migraine (headache): 1 person, 4.76%
  7. Headache (pain in head): 1 person, 4.76%

* Approximation only. Some reports may have incomplete information.

Do you take Tikosyn and have Subdural haematoma?

- Check whether Subdural haematoma 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 Tikosyn:

Subdural haematoma treatments and more:

How severe was Subdural haematoma and when was it recovered:

Expand to all the drugs that have ingredients of dofetilide:

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 Tikosyn:

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 Subdural haematoma:

Browse all the conditions that are associated with Subdural haematoma:


How the study uses the data?

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