year,shortly after she noticed she could hear music in the late evenings and sometimes into the early mornings,she is concerned as I cannot hear this music,so my son took her to his home for two night ,she heard no music,we have informed the local Environmental Officer who is interestedin this,she has also arranged an appointment with her own doctor,we have the concern that the change of medication may be the cause of this problem,thank you for any assistance you may be able to supplt.