Evaluate the efficacy and safety of traditional Chinese medicine oral liquid and mouthwash in the treatment of radiotherapy induced oral mucositis in patients with head and neck malignancies
Patients pathologically diagnosed with non-metastatic head and neck malignant tumors;
Age range: 18 to 65 years old (including 18 and 65 years old);
Eastern Cooperative Oncology Group performance status of ≤2;
Radiotherapy or concurrent chemoradiotherapy is required;
Allergic constitution (such as those known to be allergic to two or more drugs);
Patients who plan to use drugs that can cause or worsen oral mucosal inflammation (such as anti EGFR monoclonal antibodies, immune checkpoint inhibitors, etc.) after the start of radiotherapy;
Use of antibiotics, antifungal drugs, or antimicrobial mouthwash within 1 month of the study;
Poor oral hygiene and/or severe periodontal diseases;