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Key Record Dates Identifier: NCT03574792
Brief Title: Gabapentin, Methadone, and Oxycodone With or Without Venlafaxine Hydrochloride in Managing Pain in Participants With Stage II-IV Squamous Cell Head and Neck Cancer Undergoing Chemoradiation Therapy

First Submitted : June 11, 2018
First Submitted that Met QC Criteria : June 20, 2018
First Posted : July 2, 2018

Last Update Submitted that Met QC Criteria : June 12, 2020
Last Update Posted : June 16, 2020