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Bafiertam Side Effects

Generic name: monomethyl fumarate

Note: This document contains side effect information about monomethyl fumarate. Some of the dosage forms listed on this page may not apply to the brand name Bafiertam.

Applies to monomethyl fumarate: oral delayed release capsule


Common (1% to 10%): Lymphopenia[Ref]


Frequency not reported: Anaphylaxis, angioedema[Ref]


Frequency not reported: Herpes zoster, disseminated herpes zoster, herpes zoster ophthalmicus, herpes zoster meningoencephalitis, herpes zoster meningomyelitis, herpes simplex virus, West Nile virus, cytomegalovirus, Candida, Aspergillus, Nocardia, Listeria monocytogenes, Mycobacterium tuberculosis)[Ref]


Common (1% to 10%): Albumin urine present[Ref]


Common (1% to 10%): Aspartate aminotransferase increased

Frequency not reported: Liver injury[Ref]

Nervous system

Frequency not reported: Progressive Multifocal Leukoencephalopathy (PML)[Ref]


Very common (10% or more): Flushing (40%)[Ref]


Common (1% to 10%): Pruritus, rash, erythema[Ref]


Very common (10% or more): Abdominal pain (18%), diarrhea (14%), nausea (12%)

Common (1% to 10%): Vomiting, dyspepsia[Ref]


1. "Product Information. Retevmo (selpercatinib)." Lilly, Eli and Company, Indianapolis, IN.

Frequently asked questions

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Some side effects may not be reported. You may report them to the FDA.