Dra Naturaleza Apropos Spray nasal 25 ml. It is particularly effective in freeing the airways. It is easy to use, safe and effective for all ages. Propolis, Albear product, is known for its beneficial effects. Ingredients. Propolis extract hidroglicérico, microbiologically pure saline, eucalyptol, Niaouli essential oil, Polysorbate 80, Niapagina sodium. It contains no gas or camphor. How to use. One or more sprays in each nostril every four to six hours.