What are some possible side effects of Subutex and Suboxone?
(This is NOT a complete list of side effects reported with Suboxone and Subutex. Refer to the package insert for a more complete list of side effects.)The most common reported side effect of Subutex and Suboxone include: cold or flu-like symptoms headaches sweating sleeping difficulties nausea mood swings. Like other opioids Subutex and Suboxone have been associated with respiratory depression (difficulty breathing) especially when combined with other depressants.