Scratching can indeed cause swollen lips. This is likely because there is a great irritation that is not normally there.
you need to phone 911 ASAP
take a doctor
That's an antibiotic, and you shouldn't be self-medicating with those. Depending on WHY your lips are swollen and blistered, it might not do you any good anyhow.
no but she has one on her nose
Ice them for about 20 minutes.
ice for ten minutes
ask your vet
You first get swollen lips then they fall off...
Swollen lips hurt while eating tomato sauce because of the citric acid in tomatoes. Just as it would hurt eating a pineapple.
Congratulations, you are pregnant.
It can stay swollen for up to a week, depending on how it is being taken care of, and how your body reacts to it.