PPIs vs. Potassium-Competitive Acid Blockers"

A relatively new treatment for Gerd [Potassium-competitive acid blockers] has been approved that promises to be better than and replace PPIs, They come under the names "VOQUEZNA® (Vonoprazan) or (Tegoprazan) , see link below: Has anyone tried these ? or know where they can be purchased ? , Do they require a prescription? Trying to find in Canada. Thanks
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6305499/