[header] How to disagree with your doctor [title] Bring an advocate with you to appointments. [step] If you're in doubt that you and your doctor are agreeing on treatments or communicating well in general, try bringing a support person with you. This can be a relative or trusted friend. 
Talk to this person about your condition ahead of time, and tell them why you're having doubts about the treatments or suggestions your doctor is making. [substeps] Let your support person know that you'd like them to ask the doctor questions too, if they have any during the appointment.