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Important: This site presents data from the FDA Adverse Event Reporting System (FAERS). A report does not mean the drug caused the event. Full disclaimer.

INTERFERON ALFA-1A: 20 Adverse Event Reports & Safety Profile

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20
Total FAERS Reports
4 (20.0%)
Deaths Reported
3
Hospitalizations
20
As Primary/Secondary Suspect

First Report: 20090901 · Latest Report: 202005

What Are the Most Common INTERFERON ALFA-1A Side Effects?

#1 Most Reported
Fatigue
5 reports (25.0%)
#2 Most Reported
Muscle spasticity
4 reports (20.0%)
#3 Most Reported
Multiple sclerosis relapse
4 reports (20.0%)

All INTERFERON ALFA-1A Side Effects by Frequency

Side Effect Reports % of Total Deaths Hosp.
Fatigue 5 25.0% 0 0

Who Reports INTERFERON ALFA-1A Side Effects? Age & Gender Data

Gender: 76.5% female, 23.5% male. Average age: 45.5 years. Most reports from: DE. View detailed demographics →

Is INTERFERON ALFA-1A Getting Safer? Reports by Year

YearReportsDeathsHosp.
2009 1 1 0
2014 1 0 1
2015 3 0 0
2020 2 0 1

View full timeline →

What Is INTERFERON ALFA-1A Used For?

IndicationReports
Product used for unknown indication 5

Official FDA Label for INTERFERON ALFA-1A

Official prescribing information from the FDA-approved drug label.