What can heal a cold sore?

There is no cure for cold sores, but there are a number of things that can help to speed up the healing process and relieve symptoms:

- Docosanol: An over-the-counter cream that can help to reduce the pain and itching of cold sores.

- Penciclovir: An antiviral cream that can help to prevent and treat cold sores.

- Acyclovir: An antiviral medication that can be taken by mouth or applied topically to treat cold sores.

- Valacyclovir: A prescription medication that is used to treat cold sores in people who experience frequent outbreaks.

- Famciclovir: A prescription medication that is used to treat cold sores in people who experience frequent outbreaks.

- Home remedies: Some people find relief by using home remedies, such as applying a cold compress, using witch hazel, or taking lysine supplements.