The purpose of the present research is to evaluate the efficacy of a gel formulation for a total treatment of 14 days for the treatment of traumatic or aphthous oral ulcers.

Primary Objective

Evaluation of the clinical efficacy of the treatment using the following scores and clinical parameters:

Pain intensity, measured using the VAS (Visual Analogue Scale), consisting of a 10 cm line, where 0 indicates no pain and 10 indicates intense pain.

Size of each ulcer.

Secondary Objectives

Evaluation of the following scores and clinical parameters:

1. Registration of the superficial temperature of the mucous membranes using Infrared Thermography.
2. Ulcer Severity Score (USS).

Inclusion Criteria:

• Patients with at least one well-defined oral ulcer.
• Patients with no cognitive disorders able to provide mouthwash treatment independently

Exclusion Criteria:

• Proven intolerance or allergy to the product.
• Patients with a hematological deficit such as anemia, iron deficiency, vitamin B12 and/or folic acid
• No systemic diseases including ulcerative colitis, Crohn's disease, Behçet's syndrome with recurrent aphthous lesions; alcohol and tobacco consumption;
• No history of allergies;
• No previously treatment of oral ulcers with topical steroids, vitamins, antibiotics, antihistamines, oral retinoids, or immunomodulatory agents within three months prior to entering the study;
• No non-steroidal anti-inflammatory drugs or mouthwash administrations for the treatment of the ulcer within 72 hours before entering the study.
• Pregnants or breastfeeding patients.