A 24-year-old female asked:
blister on my lip. first tried camphorated phenol for several days and then bought abreva for several more days. it's been 3 weeks what else can i use?
1 doctor answer
Dr. William Culviner answered
30 years experience ENT and Head and Neck Surgery
Get it checked: There are many things that this could be. It really needs to be checked by an ENT surgeon or oral surgeon. Things that don't go away might be something more than just a cold sore or a blister. It is hard to give advise without more details.
Answered on Jun 10, 2014
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