www.nice.org.uk/guidance/ng23/ifp/chapter/about-this-information
I thought it might be helpful to post this because some GPs aren't up to speed and also there have been quite a lot of posts recently about diagnosis etc- this covers all of that.
I took this link from menopausematters.co.uk where there is also the full guide for GPs which says the same things but addressed to them: ie' Offer women blood tests only if....'
If you have problems with your GP on anything meno related it's good to refer to the NICE guidelines or print them off.