Last reviewed 2026-05-29 · How we verify

BNT162b4 5 mcg (bnt162b4-5-mcg)

Pfizer · FDA-approved active RNA therapeutics ✓ Verified May 2026 Quality 35/100

BNT162b4 5 mcg (generic name: bnt162b4-5-mcg) is a vaccine RNA therapeutics drug developed by Pfizer. It is currently FDA-approved for COVID-19 prevention.

BNT162b4 is an investigational COVID-19 vaccine being studied as a booster in healthy people, with doses of 5 mcg and 10 mcg being evaluated in a clinical trial. The vaccine is being tested for its safety, tolerability, and immunogenicity in individuals who have previously received a COVID-19 vaccine.

At a glance

Generic name	bnt162b4-5-mcg
Sponsor	Pfizer
Drug class	vaccine
Target	SARS-CoV-2 spike protein
Modality	RNA therapeutics
Therapeutic area	Immunology
Phase	FDA-approved

Approved indications

COVID-19 prevention

Common side effects

No common side effects on file.

Drug interactions

Warfarin
Aspirin
Pain medications
Anticoagulants
Antiplatelets
Corticosteroids
Live vaccines
Immunosuppressants

Competitive intelligence

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Frequently asked questions about BNT162b4 5 mcg

What is BNT162b4 5 mcg?

BNT162b4 5 mcg (bnt162b4-5-mcg) is a vaccine drug developed by Pfizer, indicated for COVID-19 prevention.

What is BNT162b4 5 mcg used for?

BNT162b4 5 mcg is indicated for COVID-19 prevention.

Who makes BNT162b4 5 mcg?

BNT162b4 5 mcg is developed and marketed by Pfizer (see full Pfizer pipeline at /company/pfizer).

What is the generic name of BNT162b4 5 mcg?

bnt162b4-5-mcg is the generic (nonproprietary) name of BNT162b4 5 mcg.

What drug class is BNT162b4 5 mcg in?

BNT162b4 5 mcg belongs to the vaccine class. See all vaccine drugs at /class/vaccine.

What development phase is BNT162b4 5 mcg in?

BNT162b4 5 mcg is FDA-approved (marketed).

What does BNT162b4 5 mcg target?

BNT162b4 5 mcg targets SARS-CoV-2 spike protein and is a vaccine.

Drug class: All vaccine drugs
Target: All drugs targeting SARS-CoV-2 spike protein
Manufacturer: Pfizer — full pipeline
Therapeutic area: All drugs in Immunology
Indication: Drugs for COVID-19 prevention

Primary sources · FDA · ClinicalTrials.gov · EMA · SEC EDGAR · ChEMBL · Wikidata · full sourcing