Who makes E coli vaccine 2?

E coli vaccine 2 is developed by Pfizer Inc..

What development phase is E coli vaccine 2 in?

E coli vaccine 2 is in Phase 1.

What are the side effects of E coli vaccine 2?

Common side effects include Vaccination Site Pain (Solicited), Fatigue (Solicited), Myalgia (Solicited), Headache (Solicited), Vaccination Site Erythema (Solicited), Nausea (Solicited).

What is the generic name of E coli vaccine 2?

e-coli-vaccine-2 is the generic (nonproprietary) name of E coli vaccine 2.

Last reviewed 2026-04-20 · How we verify

E coli vaccine 2 (e-coli-vaccine-2)

Pfizer Inc. · Phase 1 active Vaccine Quality 15/100

At a glance

Generic name	e-coli-vaccine-2
Sponsor	Pfizer Inc.
Modality	Vaccine
Phase	Phase 1

Approved indications

No approved indications tracked.

Common side effects

Vaccination Site Pain (Solicited)
Fatigue (Solicited)
Myalgia (Solicited)
Headache (Solicited)
Vaccination Site Erythema (Solicited)
Nausea (Solicited)
Vaccination Site Swelling (Solicited)
Diarrhoea
Headache
Abdominal pain
Nausea
Pyrexia (Solicited)

Key clinical trials

A Study to Learn About a Vaccine Against E Coli in Healthy Adults (PHASE1)

Primary sources

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

Source	Used for
ClinicalTrials.gov	Trial enrolment, design, endpoints, results

Competitive intelligence

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E coli vaccine 2 CI brief — competitive landscape report
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Pfizer Inc. portfolio CI