Bubbles on the lips. It is considered that it is caused by excessive internal heat or herpes simplex virus infection. Usually, after scabbing, as long as there is no suppuration or bleeding, it can basically recover quickly by its own immunity. Therefore, we should pay attention to observe whether there is suppuration, bleeding, yellow water and so on in the scab.

2 Step 2: Wash the part with normal saline

If you find that the lip is scabbed and suppurated, it is considered that there is infection after the blister is broken. At this time, you need to clean the lip with normal saline first, and then squeeze the pus out with a cotton swab. Normal saline can not only clean the pus on the lip, but also play a role in sterilization and anti-inflammation.

3 Step 3: Apply the medicine locally

After cleaning the pus on the lips, you can apply erythromycin ointment and Herpes Eye Drops with anti-inflammatory and antibacterial effects under the guidance of a doctor to avoid persistent infection and pus discharge. Usually apply it once or twice a day.

If it is viral cold sore, it is necessary to apply acyclovir ointment locally under the guidance of a doctor, which will generally be greatly improved. In some cases, it is necessary to apply local wet compress and follow the doctor's advice.

4 Step 4: Oral medication

If there is secondary infection and inflammation, you need to take anti-inflammatory drugs under the guidance of a doctor. And if the blisters on the lips are caused by cold sores, they need symptomatic medication, and those with severe symptoms need intravenous administration.