# Efficacy Study of add-on Therapy With N-Acetylcysteine in Resistant Obsessive-compulsive Disorder

> **NCT01555970** · PHASE2 · COMPLETED · sponsor: **University of Sao Paulo** · enrollment: 40 (actual)

## Conditions studied

- Obsessive-Compulsive Disorder

## Interventions

- **DRUG:** N-Acetylcysteine (NAC)
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT01555970
- **Lead sponsor:** University of Sao Paulo
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2012-03
- **Primary completion:** 2014-10
- **Final completion:** 2014-10
- **Target enrollment:** 40 (ACTUAL)
- **Last updated:** 2014-10-24

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01555970

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01555970, "Efficacy Study of add-on Therapy With N-Acetylcysteine in Resistant Obsessive-compulsive Disorder". Retrieved via AI Analytics 2026-05-29 from https://api.ai-analytics.org/clinical/NCT01555970. Licensed CC0.

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