The most frequent side effects reported in clinical trials were headache, throat irritation, cough, dry mouth, gastro-intestinal motility disorders (including constipation, diarrhoea and vomiting), nausea, and dizziness.
Tabulated summary of adverse reactions: The following adverse reactions have been reported during use of COMBIVENT in clinical trials and during the post-marketing experience. (See table.)
![](https://mpfshstrg.blob.core.windows.net/mpf-uat-common-resources/Images/monograph/table.gif)
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