If you‘re in Winterthur or the surrounding area I highly recommend Dr Venessa Schifferle in Henggart. We started seeing her in April, for mostly palliative care for our pup, and she diagnosed heart disease, something our other vets missed. My dog was very calm with her. Yesterday, she helped us let our pup go, and was very gentle and kind. Our pup seemed comfortable.
Here‘s the website. She‘s very responsive on emails, and via phone and has some evening hours.
https://www.tierarzthenggart.ch/
She understands English better than she speaks, when I write emails, I run them through deepl.