This image displays white-to-yellow lesions typical of apthous ulcers. This image displays several small erosions and aphthous ulcers on the lower lip. This image display the grayish-white color of an aphthous ulcer. This canker sore (aphthous ulcer) has a typical red border and white center. As displayed in this image, aphthous ulcers can be large, deep, and painful. As displayed in this image, aphthous ulcers typically have a white or yellow color. This image displays a tongue with three small ulcers from aphthae. This image displays an unusually large amount of canker sores of the lower inner lip. This image displays a large, healing aphtha (canker sore) on the lower lip.
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Canker Sore (Aphthous Ulcer)  Information for adults

Picture of Canker Sore (Aphthous Ulcer): This image displays white-to-yellow lesions typical of apthous ulcers. Divider line
This image displays white-to-yellow lesions typical of apthous ulcers.
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Treatments Your Provider May Prescribe
Treatment with topical steroids or other medications applied to the affected area, to speed up healing of the lesions, can be used. These include:
  • Topical calcineurin inhibitors (tacrolimus or pimecrolimus)
  • Prednisone in severe cases
Other oral medications, dapsone and colchicine, may be used in more severe cases, when repeated outbreaks continue for years.


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Last Modified: 22 Dec 2008
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