U mention 'uti' however: I would suggest speaking to the Nurse Practitioner and ask her to send a fresh urine sample to a Lab for testing. Do read the 'bladder issues' and vaginal atrophy threads. VA can mimic repeated urine-type infection symptoms really really well. 4 me it was like razor blades :

up there!
In the mean time, I would ask for appropriate VA treatment - the idea is that 1 uses it for 2-3 weeks every night then drop down to when necessary. Some ladies manage with a few nights a week, others require every night for a long time, plus Yes or Sylc moistories. [I can't spell that word

].
I've suffered heart burn from an early age, initially caused by anxiety. In recent years when I developed an associated irritating cough my GP prescribed 'omeprazolol'. I have found in recent months that anything sugary will cause that cough too, particularly ginger flavoured drinks

.
Don't give up. MayB ask for a referral to a dedicated NHS Menopause Clinic, not a Gynae. The waiting lists are long so getting onto a list sooner rather than later might be a good idea. Take a list with you to the GP appt..
If HRT is causing really bad side effects would a break of 3 months be appropriate discogirl? It isn't always a cure.
We have a holiday thread: would your Aunt have gone through similar, there may be a family link to your symptoms.