Horrible itching

So I have a yeast infection and I was using monistat 3 day the cream & the pill looking thing to insert in ur vagina it’s done and I still have a yeast infection so I started using monistat 7 days and when I put the cream inside oh my GOD the burning & itching was INSANE 😭I literally felt like the inside of my vagina was on fire it was so bad I felt the itching inside of my anus 😂😂is that even normal ? It cooled down after a couple of minutes but that shit was HORRIBLE