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Audenz Side Effects

Generic name: influenza virus vaccine, h5n1

Note: This document contains side effect information about influenza virus vaccine, h5n1. Some of the dosage forms listed on this page may not apply to the brand name Audenz.

Applies to influenza virus vaccine, h5n1: intramuscular suspension


The most common adverse events were injection site pain, muscle aches, and irritability.[Ref]


Very common (10% or more): Injection site pain (83%), injection site erythema (33.7%), injection site swelling (28.6%)

Common (1% to 10%): Injection site pruritus, injection site warmth

Uncommon (0.1% to 1%): Injection site reaction[Ref]


Very common (10% or more): Muscle aches (45%), arthralgia (25%), joint pain (17.1%)

Rare (less than 0.1%): Polymyalgia rheumatic, rheumatoid arthritis[Ref]


Very common (10% or more): Irritability/fussiness (82%)[Ref]

Nervous system

Very common (10% or more): Headache (35%), drowsiness (37.8%)

Common (1% to 10%): Dizziness

Rare (less than 0.1%): Convulsion, cerebrovascular accident, cranial nerve IV palsy, facial palsy, radiculitis, febrile convulsion[Ref]


Very common (10% or more): Fatigue (34%), fever (22.4%), shivering (17%)[Ref]


Rare (less than 0.1%): Pulmonary embolism, rheumatoid lung[Ref]


Very common (10% or more): Loss of appetite (29.1%)[Ref]


Very common (10% or more): Gastrointestinal reaction (nausea, vomiting, diarrhea, and/or abdominal pain) (17.2%)

Common (1% to 10%): Gastroenteritis

Rare (less than 0.1%): Celiac disease, Crohn's disease[Ref]


Very common (10% or more): Sweating (11%)

Uncommon (0.1% to 1%): Rash

Rare (less than 0.1%): Psoriasis, erythema nodosum, alopecia[Ref]


Common (1% to 10%): Eye infections

Rare (less than 0.1%): Corneal transplant rejection[Ref]


Rare (less than 0.1%): Autoimmune hepatitis[Ref]


Rare (less than 0.1%): Temporal arteritis[Ref]


Rare (less than 0.1%): Thyroid cancer[Ref]

Medically reviewed by Last updated on Feb 28, 2021.

More about Audenz (influenza virus vaccine, h5n1)

Consumer resources

Related treatment guides


1. "Product Information. Influenza Virus Vaccine, H5N1, Inactivated (influenza virus vaccine, H5N1, inactivated)." GlaxoSmithKline, Research Triangle Park, NC.

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.