# An Evaluation Of Three Dose Levels Of 3-Antigen Staphylococcus Aureus Vaccine (SA3Ag) In Healthy Adults

> **NCT01018641** · PHASE1 · COMPLETED · sponsor: **Pfizer** · enrollment: 449 (actual)

## Conditions studied

- Bacterial Infections
- Staphylococcal Vaccines
- Immunotherapy, Active
- Staphylococcal Skin Infections
- Staphylococcal Infections

## Interventions

- **BIOLOGICAL:** SA3Ag vaccine
- **PROCEDURE:** Blood draw
- **PROCEDURE:** Colonization swab samples
- **BIOLOGICAL:** SA3Ag followed by Placebo
- **PROCEDURE:** Blood draw
- **PROCEDURE:** Colonization swab samples
- **BIOLOGICAL:** Placebo
- **PROCEDURE:** Blood draw
- **PROCEDURE:** Colonization swab samples
- **BIOLOGICAL:** SA3Ag with no booster in stage 2
- **PROCEDURE:** Blood draw
- **PROCEDURE:** Colonization swab samples
- **PROCEDURE:** Placebo with no booster in stage 2
- **PROCEDURE:** Blood draw
- **PROCEDURE:** Colonization swab samples

## Key facts

- **NCT ID:** NCT01018641
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2010-01
- **Primary completion:** 2011-01
- **Final completion:** 2011-07
- **Target enrollment:** 449 (ACTUAL)
- **Last updated:** 2014-04-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01018641

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01018641, "An Evaluation Of Three Dose Levels Of 3-Antigen Staphylococcus Aureus Vaccine (SA3Ag) In Healthy Adults". Retrieved via AI Analytics 2026-05-25 from https://api.ai-analytics.org/clinical/NCT01018641. Licensed CC0.

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