<human>:  How can I treat cold sores?
<bot>: The best way to treat cold sores is to keep the area clean and dry. Apply a cold compress to help reduce swelling and discomfort, and use antiviral creams, ointments, or gels to help stop the cold sore from spreading. If you have frequent cold sores, talk to your doctor about medications that can help, such as antiviral pills.