Abreva
herpes simplex
"I bought Abreva when I felt my first tingle. I applied it 5/6 times a day every day. My cold sore got huge.I still have my cold sore and I'm on day 12 :( now a new sore is popping up. I felt the tingle of the Abreva every time I put it on, but it didn't help at all."