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ClinicalTrials.gov

Key Record Dates

ClinicalTrials.gov Identifier: NCT00210561
Brief Title: A Study of the Effectiveness and Safety of Tramadol HCl/Acetaminophen Compared to Placebo in Treating Acute Low Back Pain

First Submitted : September 13, 2005
First Submitted that Met QC Criteria : September 13, 2005
First Posted : September 21, 2005 (Estimate)

Last Update Submitted that Met QC Criteria : June 8, 2011
Last Update Posted : June 10, 2011 (Estimate)