A Study of the Effectiveness and Safety of Tramadol HCl/Acetaminophen Compared to Placebo in Treating Acute Low Back Pain
This study has been terminated.
( Study was stopped shortly after initiation due to change in strategic direction of the company; no safety concerns were observed that impacted this decision. )
Study NCT00210561
Information provided by Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
First Received: September 13, 2005
Last Updated: May 21, 2009
History of Changes
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