You can do this with large vesicles with a lot of moisture: Puncture and rub with a paste of salt, a drop of lemon juice, alcohol and teatreeolie (sanitizes and dries).
When most of the moisture is out, it will heal quickly with a zinc ointment.
Sensitive to cold sore? Use lipbalm with a strong factor because too much sunlight will make the virus appear earlier.
When starting cold sore helps tea-tree oil very well. After a few applications are you really gone cold sores!
Once you feel it put a little powdered sugar (dries).
From initial burning sensation of a cold sore, immediately wetted with water alum stone dry rub on the burning spot, and this several times a day until the irritation is gone, panacea of my mom, even better than ointments pharmacy.
Once you find that you get a cold sore, burning or tingling place touching with a little morning urine.
Once you feel that there comes a cold sore, Vitamin B Forte to swallow. Piece or 5 at a time a few hours later and then slowly tapering. If you are really on time can prevent or minimize the cold sore. Really works !!
This is a tip I got from the doctor, lubricate sore thinly with bethadine ! and it also helps.
Before bed, put on toothpaste it will dry quickly.
Right at the first "tickle" put toothpaste on it, a thin layer, change frequently. First clean it with eg a cotton swab moistened with a little hot water and reinstall again. If the worst symptoms have disappeared, occasionally apply a little Calendula ointment (contains marigold).
Once you feel a cold sore coming wait until you can pull off the top "skin" with tweezers. Put some creme of zovirax on the open wound. You do this three to four times (within 6 hours approximately). Within one day you're away from your cold sore!
Its painful, but definitely worth it.
When I feel a cold sore appear, i'm grabbing immediately my disinfectant hand gel, smear it on the cold sore and it's after a day away! There's alcohol in the gel so the vesicle dries quickly and goes away. This is truly a top tip! Have tried many things but nothing worked until this tip.