Benzoin
Styrax benzoin
“The tincture of benzoin has been a popular remedy in the past. It is given in doses from one-half to one dram. The compound tincture, composed of benzoin, storax, balsam of tolu, and purified aloes with alcohol is advised for its influence in laryngeal and bronchial difficulties ... The compound tincture is vaporized in hot water and the vapor is inhaled in chronic and acute laryngitis. It is useful in many forms of bronchial irritation without secretion.”
- American Materia Medica
“The tincture of benzoin has been a popular remedy in the past. It is given in doses from one-half to one dram. The compound tincture, composed of benzoin, storax, balsam of tolu, and purified aloes with alcohol is advised for its influence in laryngeal and bronchial difficulties ... The compound tincture is vaporized in hot water and the vapor is inhaled in chronic and acute laryngitis. It is useful in many forms of bronchial irritation without secretion.”
- American Materia Medica,