What you describe is probably being caused by the inhaled steroid (ICS) in these 2 preparations fluticasone in the
Advair® and budesonide in the Symbicort®. And, it may be dose
related, so that the first step would be for you and your doctor to consider reducing the strength of the ICS. You may be able to get optimum therapeutic benefit, with diminished side-effects, at the lower dose.