Day 1: Tingling (Prodome) The patient has a burning feeling on or around the lips, nose or chin.
Day 1 - Day 2: Occurrence of blisters (Erythema + Papule) The area turns red and painful. Clusters of small blisters form, which can grow into 1 large blister.
Day 2 - Day 3: Bursting of the blisters (Vesicles) This is the most infectious and most painful phase. The blisters burst.
Day 3 - Day 8: Formation of a crust The crust forms on the small wound. If the crust falls off too soon, then this can lead to bleeding and can cause a burning sensation.
Day 8 – Day 10: Healing The wound has healed and the fever blisters are gone.
How to treat a fever blister
Herpatch helps to treat fever blisters throughout their entire cycle. Its effect goes even so far that the application of a Herpatch can help to prevent the occurrence of fever blisters, when the first tingling is felt on the lips!