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http://wiki.answers.com/Q/How_bad_is_Tramadol_withdrawal
Question - How bad is Tramadol WIthdrawal?
Answer - Ultram (Tramadol) Withdrawal
Tramadol is highly addictive. Normally your doctor would reduce intake slowly. Various withdrawal effects may include shakes, shivers, diarrhea, nausea, and possible flu-like symptoms. Not all people experience will all withdrawal symptoms, and some people may experience others not listed here.