A Complete Guide to Mouth Ulcers (Oral Mucositis)
Mouth ulcers, also known as oral mucositis or canker sores, are one of the most common conditions affecting the oral cavity. They appear as small, painful sores on the gums, lips, tongue, inner cheeks, or the roof of the mouth. Although most mouth ulcers heal on their own, they can cause significant discomfort. In severe cases, particularly among patients undergoing medical treatments, active intervention is required.
Who Is at Risk?

Oral mucositis is especially common in individuals receiving cancer treatments such as chemotherapy and radiotherapy. It is one of the most frequent and debilitating side effects of these therapies, often reducing quality of life and, in some cases, limiting the continuation of treatment. Beyond cancer care, mouth ulcers are also linked to emotional stress, smoking or chewing tobacco, diabetes, HIV/AIDS, ill-fitting dentures, viral infections, and autoimmune diseases. These factors can make ulcers more likely to occur.
How Are Mouth Ulcers Treated?
However, when ulcers are painful or recurrent, treatments can provide relief and speed up recovery. Oral gels and mouth rinses, such as Hi-Mupro Oral Gel® or Anbesol®, create a protective barrier over the ulcer and reduce discomfort. Steroid ointments may be prescribed to decrease inflammation, while drug therapies are sometimes used for more severe or persistent cases. In addition to medication, self-care is important.
The Role of Oral Gel
Among available treatments, Hi-Mupro Oral Gel plays a particularly valuable role in managing oral mucositis. Research published in MedBio Research International has shown that oral gels not only provide rapid pain relief but also promote faster healing of ulcers. The gel forms a protective coating over the sore, shielding it from friction and further irritation. This allows patients to eat, drink, and speak more comfortably while supporting tissue repair.
Conclusion
Mouth ulcers, or oral mucositis, are common, but they can become a serious concern for certain groups, particularly cancer patients. Understanding the causes, risk factors, and available treatments is essential for managing the condition effectively. Oral gels stand out as an accessible and clinically supported option for pain relief and healing.
Source:
https://www.nhs.uk/conditions/mouth-ulcers/
https://www.healthdirect.gov.au/mouth-sores-and-ulcers
- Related Products
HI-MUPRO Oral Gel (Spray)
HX-OS30
Hi-Mupro Oral Gel Spray forms a thin protective film on the oral lesions, isolates external stimuli, and quickly relieves the pain in 1 minute. Spray design, easy to use on local ulcer wounds. Suitable for cancer treatment, Becher's disease, vitamin deficiency and oral ulcers caused by weakened immunity.
HI-MUPRO Oral Gel (Bottle)
HX-OF30
Quickly relieve painful oral lesions in patients with cancer or aphthous ulcers, especially those with oral mucositis (OM) caused by chemotherapy or radiotherapy. Concentrated Hi-MuPro oral gels for multiple use, suitable for patients with a wide range of oral ulcers, full coverage, provide immediate pain and discomfort relief, allowing patients to swallow comfortably and ingest nutrition.