Get some other treatment for vaginal atrophy - some ladies are sensitive to the fillers/coating to the
Vagifem - I use the sister product,
Ovestin which is delivered into the vagina by an applicator. Other ladies find that 'yes' and 'sylc' products as well as VA treatment, useful.
What does the 'pus' indicate? Your symptoms of feeling generally unwell can certainly point to an infection. Thrush needs to be looked at to be certain.
Blood test for what, did the Nurse explain? Another urine sample should be sent off immediately after finininsh the ABs to check that infection has been sorted. There is a thread on here about continuing bladder problems. If I remember the title,

I'll bump it.
Natural yoghurt is different from LIVE yoghurt. I use the Greek plain type with 'live' in red on the pot. Lots from a spoon for 3 days plus if necessary, applying into the vagina which is cooling. Are U able 2 talk to your parents Diabetic Nurse for advice?
Also, an over the counter pain relief can ease symptoms too. When do you go back to see the Nurse?