A mouth rinse based on a tea solution of Salvia officinalis for oral discomfort in palliative cancer care: a randomized controlled trial.

Background: Few clinical studies evaluate interventions to reduce oral discomfort among patients in palliative care.

Aim: This study examines the efficacy of a Salvia officinalis (SO) based herbal mouth rinse compared to conventional normal saline (NS) in order to improve oral health.

Design: A block-randomized controlled trial.