This is a test of commonsense. Complete the next sentence:

How to get rid of a cold sore fast
Apply an antiviral cream.
Although a cold sore cannot be " cured ", medications and treatments can ease your symptoms and speed up the natural healing process. Probably the quickest and easiest way to treat a cold sore is way a treatment you can get from your pharmacy or drug store without a prescription from your doctor.
The three main types of cream are penciclovir, docosanol, and acyclovir. In a test of their antiviral effectiveness penciclovir came out on top.