2 doctors weighed in:

How can I tell if i have a blister or cold sore on my lower lip or if it is something more serious? It isnt painless but it doesn't hurt all that bad, its mostly painful to the touch which is difficult because it is right where my bottom lip touches the t

2 doctors weighed in
Dr. Howard Haft
Internal Medicine
1 doctor agrees

In brief: Herpes labialis

Fever blisters, cold sores are the common name for herpes labialis.
These sores go away without treatment after a week or ten days. The course can be shortened by using OTC medications such as Abreva or prescription antiviral medications. It can be transmitted to others and may reoccur.

In brief: Herpes labialis

Fever blisters, cold sores are the common name for herpes labialis.
These sores go away without treatment after a week or ten days. The course can be shortened by using OTC medications such as Abreva or prescription antiviral medications. It can be transmitted to others and may reoccur.
Thank
Get help from a real doctor now
Dr. Jane Van Dis
Board Certified, Obstetrics & Gynecology
17 years in practice
47M people helped
Continue
100,000 doctors available