Yes:-)pls i have ashma and am taking my pumps also on duromine 30mg and now been taking really calm main ingrediant l-theanine i went to gym a week ago:-)and thought i hurt myseld:-)as:-)was having chest pain But its stil there a week later,,,,,,,,,,,i have taken duromine many times and it has never done this but why now wud i have a tight chest and chest pains right by the heart?