# Cytisine vs Nicotine Replacement Therapy

> **NCT03249428** · NA · ENROLLING_BY_INVITATION · sponsor: **Ottawa Hospital Research Institute** · enrollment: 200 (estimated)

## Conditions studied

- Tobacco Dependence
- COPD Asthma
- Mental Illness
- Substance Use

## Interventions

- **DRUG:** Cytisine
- **DRUG:** Nicotine replacement therapy (NRT)

## Key facts

- **NCT ID:** NCT03249428
- **Lead sponsor:** Ottawa Hospital Research Institute
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** ENROLLING_BY_INVITATION
- **Start date:** 2025-11-04
- **Primary completion:** 2027-03
- **Final completion:** 2027-03
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2026-03-17


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03249428

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03249428, "Cytisine vs Nicotine Replacement Therapy". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT03249428. Licensed CC0.

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