DOFETILIDE and ARRHYTHMIA

Overview

ARRHYTHMIA is the #15 most commonly reported adverse reaction for DOFETILIDE, manufactured by Pfizer Laboratories Div Pfizer Inc. There are 265 FDA adverse event reports linking DOFETILIDE to ARRHYTHMIA. This represents approximately 1.6% of all 17,040 adverse event reports for this drug.

Patients taking DOFETILIDE who experience arrhythmia should discuss this symptom with their healthcare provider to determine whether it may be related to their medication and what alternatives may be available.

Reporting Frequency

ARRHYTHMIA is a less commonly reported adverse event for DOFETILIDE, but still significant enough to appear in the safety profile.

Other Side Effects of DOFETILIDE

In addition to arrhythmia, the following adverse reactions have been reported for DOFETILIDE:

• ATRIAL FIBRILLATION — 1,057 reports
• DRUG INEFFECTIVE — 1,025 reports
• DYSPNOEA — 602 reports
• DIZZINESS — 552 reports
• FATIGUE — 522 reports
• DEATH — 478 reports
• ELECTROCARDIOGRAM QT PROLONGED — 443 reports
• HEADACHE — 387 reports
• MALAISE — 319 reports
• DIARRHOEA — 316 reports

Other Drugs Associated with ARRHYTHMIA

The following drugs have also been linked to arrhythmia in FDA adverse event reports:

Does DOFETILIDE cause ARRHYTHMIA?

ARRHYTHMIA has been reported as an adverse event in 265 FDA reports for DOFETILIDE. This does not prove causation, but indicates an association observed in post-market surveillance data.

How common is ARRHYTHMIA with DOFETILIDE?

ARRHYTHMIA accounts for approximately 1.6% of all adverse event reports for DOFETILIDE, making it a notable side effect.

What should I do if I experience ARRHYTHMIA while taking DOFETILIDE?

If you experience arrhythmia while taking DOFETILIDE, contact your healthcare provider. They can evaluate whether the symptom is related to your medication and discuss potential adjustments to your treatment plan. Do not stop taking prescribed medication without consulting your doctor.

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