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CSL Limited Influenza Vaccine

Seqirus · FDA-approved active Biologic

CSL Limited Influenza Vaccine is a inactivated influenza vaccine Biologic drug developed by Seqirus. It is currently FDA-approved for Seasonal influenza prevention in adults and children.

This inactivated influenza vaccine stimulates the immune system to produce antibodies and cellular immunity against circulating influenza virus strains.

This inactivated influenza vaccine stimulates the immune system to produce antibodies and cellular immunity against circulating influenza virus strains. Used for Seasonal influenza prevention in adults and children.

At a glance

Generic nameCSL Limited Influenza Vaccine
SponsorSeqirus
Drug classinactivated influenza vaccine
ModalityBiologic
Therapeutic areaImmunology
PhaseFDA-approved

Mechanism of action

The vaccine contains inactivated influenza virus antigens (typically from three or four circulating strains) that trigger both humoral and cell-mediated immune responses. Upon vaccination, B cells produce strain-specific antibodies that neutralize viral particles, while T cells develop memory responses to provide broader protection. This priming of the adaptive immune system reduces infection risk and severity if exposure to wild-type influenza occurs.

Approved indications

Common side effects

Key clinical trials

Primary sources

Every claim on this page is sourced from regulatory or scientific primary sources. See our editorial policy for full methodology.

SourceUsed for
ClinicalTrials.govTrial enrolment, design, endpoints, results

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Frequently asked questions about CSL Limited Influenza Vaccine

What is CSL Limited Influenza Vaccine?

CSL Limited Influenza Vaccine is a inactivated influenza vaccine drug developed by Seqirus, indicated for Seasonal influenza prevention in adults and children.

How does CSL Limited Influenza Vaccine work?

This inactivated influenza vaccine stimulates the immune system to produce antibodies and cellular immunity against circulating influenza virus strains.

What is CSL Limited Influenza Vaccine used for?

CSL Limited Influenza Vaccine is indicated for Seasonal influenza prevention in adults and children.

Who makes CSL Limited Influenza Vaccine?

CSL Limited Influenza Vaccine is developed and marketed by Seqirus (see full Seqirus pipeline at /company/seqirus).

What drug class is CSL Limited Influenza Vaccine in?

CSL Limited Influenza Vaccine belongs to the inactivated influenza vaccine class. See all inactivated influenza vaccine drugs at /class/inactivated-influenza-vaccine.

What development phase is CSL Limited Influenza Vaccine in?

CSL Limited Influenza Vaccine is FDA-approved (marketed).

What are the side effects of CSL Limited Influenza Vaccine?

Common side effects of CSL Limited Influenza Vaccine include Injection site soreness or erythema, Myalgia, Headache, Fever (low-grade), Fatigue.

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