# A Research Study to Compare the Treatments of a Combination of Elzasonan With Zoloft, to Zoloft Alone, or Placebo in People With Major Depressive Disorder (MDD)

> **NCT00275197** · PHASE2 · COMPLETED · sponsor: **Pfizer** · enrollment: 262 (actual)

## Conditions studied

- Depressive Disorder, Major

## Interventions

- **DRUG:** Sertraline and Elzasonan Combination
- **DRUG:** Sertraline
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT00275197
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2005-12
- **Primary completion:** —
- **Final completion:** 2007-07
- **Target enrollment:** 262 (ACTUAL)
- **Last updated:** 2008-11-03


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00275197

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00275197, "A Research Study to Compare the Treatments of a Combination of Elzasonan With Zoloft, to Zoloft Alone, or Placebo in People With Major Depressive Disorder (MDD)". Retrieved via AI Analytics 2026-07-17 from https://api.ai-analytics.org/clinical/NCT00275197. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*