# Study Comparing the Tolerability of Seroquel IR With Seroquel XR in Patients With Bipolar Depression

> **NCT00926393** · PHASE4 · COMPLETED · sponsor: **AstraZeneca** · enrollment: 139 (actual)

## Conditions studied

- Bipolar Depression

## Interventions

- **DRUG:** Quetiapine Immediate Release
- **DRUG:** Quetiapine Extended Release

## Key facts

- **NCT ID:** NCT00926393
- **Lead sponsor:** AstraZeneca
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2009-06
- **Primary completion:** 2009-08
- **Final completion:** 2009-08
- **Target enrollment:** 139 (ACTUAL)
- **Last updated:** 2011-05-11


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00926393

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00926393, "Study Comparing the Tolerability of Seroquel IR With Seroquel XR in Patients With Bipolar Depression". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT00926393. Licensed CC0.

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