At a glance
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Phase III Trial of Low-level Laser Therapy to Prevent Induced Oral Mucositis in Head and Neck Cancer Patients Submitted to Concurrent Chemoradiation
In Brief
A Phase 3 clinical trial evaluating Low Level Laser Therapy- (DMC, São Paulo, Brazil) and Placebo (DMC, São Paulo, Brazil) for Squamous Cell Carcinoma of Nasopharynx and 2 related conditions. Completed, enrolled 94 participants across 1 site.
Detailed Summary
Oral mucositis remains a limiting factor in in head and neck squamous cell carcinomas patients treated with chemoradiation leading to pain, dysphagia, and weight loss. Low-level laser therapy emerges as a promising, preventive therapy of chemoradiation-induced OM. This study was designed to assess the efficacy of Low Level Laser Therapy (LLLT) in reducing the incidence and/or severity of oral mucositis.
Study Details
Timeline
Interventions
Diode laser (DMC,São Paulo, Brazil) InGaAlP (indium phosphide, gallium and aluminum), with 100 mW, 4J/cm ², with an area of 0.24 cm ². The laser was daily applied by a dentist and touched the mucosa of the lips, right and left buccal mucosa, left and right lateral tongue border, buccal floor and ventral tongue, totaling nine points per region.
The placebo (DMC, São Paulo, Brazil) was daily applied by a dentist and touched the mucosa of the lips, right and left buccal mucosa, left and right lateral tongue border, buccal floor and ventral tongue, totaling nine points per region.Patients in the placebo group received the same treatment during the same time, but in this case the laser tip produced no light.