# Biomarkers of Exposure and Biomarkers of Potential Harm in Adult Smokers Who Completely Switch to E-vapor Products

> **NCT04800211** · NA · COMPLETED · sponsor: **Altria Client Services LLC** · enrollment: 450 (actual)

## Conditions studied

- Tobacco Use

## Interventions

- **OTHER:** Experimental: Test Product 1
- **OTHER:** Experimental: Test Product 2

## Key facts

- **NCT ID:** NCT04800211
- **Lead sponsor:** Altria Client Services LLC
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2017-01-17
- **Primary completion:** 2018-07-20
- **Final completion:** 2018-11-06
- **Target enrollment:** 450 (ACTUAL)
- **Last updated:** 2025-03-12


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04800211

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04800211, "Biomarkers of Exposure and Biomarkers of Potential Harm in Adult Smokers Who Completely Switch to E-vapor Products". Retrieved via AI Analytics 2026-06-04 from https://api.ai-analytics.org/clinical/NCT04800211. Licensed CC0.

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