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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.

Does INTERFERON BETA-1A Cause Constipation? 329 Reports in FDA Database

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According to the FDA Adverse Event Reporting System (FAERS), 329 reports of Constipation have been filed in association with INTERFERON BETA-1A (Avonex). This represents 0.5% of all adverse event reports for INTERFERON BETA-1A.

329
Reports of Constipation with INTERFERON BETA-1A
0.5%
of all INTERFERON BETA-1A reports
9
Deaths
127
Hospitalizations

How Dangerous Is Constipation From INTERFERON BETA-1A?

Of the 329 reports, 9 (2.7%) resulted in death, 127 (38.6%) required hospitalization, and 3 (0.9%) were considered life-threatening.

Is Constipation Listed in the Official Label?

This adverse event is not currently listed in the official FDA drug label for INTERFERON BETA-1A. However, 329 reports have been filed with the FAERS database.

What Other Side Effects Does INTERFERON BETA-1A Cause?

Multiple sclerosis relapse (5,931) Influenza like illness (4,475) Memory impairment (3,468) Multiple sclerosis (3,412) Fatigue (3,164) Fall (3,128) Gait disturbance (3,031) Death (2,766) Pain (2,692) Headache (2,533)

What Other Drugs Cause Constipation?

LENALIDOMIDE (9,635) NIRAPARIB (4,128) ADALIMUMAB (4,063) SEMAGLUTIDE (4,036) TIRZEPATIDE (3,417) ERENUMAB-AOOE (3,104) MORPHINE (2,979) OXYCODONE (2,747) PALBOCICLIB (2,705) POMALIDOMIDE (2,374)

Which INTERFERON BETA-1A Alternatives Have Lower Constipation Risk?

INTERFERON BETA-1A vs INTERFERON BETA-1B INTERFERON BETA-1A vs INTERFERON GAMMA INTERFERON BETA-1A vs INTERFERON GAMMA-1B INTERFERON BETA-1A vs INVEGA INTERFERON BETA-1A vs INVEGA SUSTENNA

Related Pages

INTERFERON BETA-1A Full Profile All Constipation Reports All Drugs Causing Constipation INTERFERON BETA-1A Demographics