I know that when mine was at its worst I would have done anything to improve things - so if that meant switching to decaffeinated coffee and tea then I would do it. Adrenaline production in the body has also been linked to sonus complete. Each patient should work with their medical team to discover what works best for their personal situation. There are a lot of things you can do to alleviate the ringing sounds in your ears.
Fortunately, sonus complete seldom manifests as a result of any serious pathological problem. Therapeutic hypnosis has been of great assistance to many sonus complete sufferers. And, without the information that was shared with me such healing would not be possible. TRT therapy focuses on the task of making the ringing sensation more tolerable.