Safety and Efficacy of Dextromethorphan and Quinidine in the Treatment of the Pain of Diabetic Neuropathy

Exclusion Criteria

• •Patient failed adequate trial of 3 or more medications or has required narcotics for pain
• •History of torsades de pointes
• •Sensitivity to quinidine or opiate drugs (codeine, etc)
• •Severe pain that could confound the assessment
• •Patient has had any amputations
• •Patient has participated in the past 30 days or is currently participating in another trial
• •Patient has previously received treatment with dextromethorphan and quinidine