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
No. If you apply it & your lips swell, you may be having an allergic reaction to the product.
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.
ask your vet
Ice them for about 20 minutes.
ice for ten minutes
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 could be an infection you should see a doctor.