Depending on the type of mouth sore, treatment usually involves over-the-counter topical ointments and creams. The National Health Service explains that cold sores may require antiviral medication because they are usually caused by the herpes simplex virus type 1. Canker sores, however, are not a virus and can be treated with mouth rinses, nutritional supplements and topical pastes with numbing agents to dull the pain, notes Mayo Clinic.Continue Reading
Cold sores are highly contagious and are commonly spread among children, even when there are no signs of infection. According to the National Health Service, it is possible for the virus to remain dormant within the nerves of the mouth until it is activated at an older age. The sores are commonly triggered unwittingly but can also be activated in response to occurrences such as high fevers, extreme stress, exposure to harsh sunlight and accompanying infections.
Cold sores are most commonly found on the outside of the mouth unlike canker sores that are found on the inner lip, roof of the mouth and inside the cheeks. Mayo Clinic explains that canker sores are often caused by some type of trauma, such as biting the cheek or brushing the teeth too aggressively. Some foods are known to cause canker sores, such as pineapple and other acidic fruits.Learn more about Conditions & Diseases