Pharmaceutical preparations for the relief and treatment of cold, cough, flu, sore throats, inflammation, aphthous ulcer, ulceration; Medicated mouth washes; Cough lozenges; Throat lozenges; Medicated lozenges; Drug delivery agents in the form of lozenges that facilitate the delivery of pharmaceutical preparations; Cough pastilles for medical use; Medicated throat sprays; Gargles; Medicated oral care gels