# Effect of Varenicline on Tobacco Addiction and on Abstinence-induced Cognitive Impairment

> **NCT01309685** · PHASE1 · WITHDRAWN · sponsor: **National Institute on Drug Abuse (NIDA)**

## Conditions studied

- Drug Addiction

## Interventions

- **DRUG:** Varenicline

## Key facts

- **NCT ID:** NCT01309685
- **Lead sponsor:** National Institute on Drug Abuse (NIDA)
- **Sponsor class:** NIH
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2011-02-13
- **Primary completion:** 2014-11-26
- **Final completion:** 2014-11-26
- **Target enrollment:** 0 (ACTUAL)
- **Last updated:** 2017-10-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01309685

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01309685, "Effect of Varenicline on Tobacco Addiction and on Abstinence-induced Cognitive Impairment". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT01309685. Licensed CC0.

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