A canker sore in the throat can be painful. However, home remedies, such as sucking an ice cube or using a saltwater gargle, may provide relief. Also known as mouth ulcers or aphthous ulcers, canker ...

Canker sores typically take a couple of weeks to heal, but some home remedies may help reduce pain and irritation. A canker sore, or aphthous ulcer, is an open and painful mouth ulcer or sore. It’s ...