I N T R O D U C T I O N:
The paper constitutes a follow up to the analysis concerning the use of medicinal plants of the world, with special focus on the production of medicines used in preventive activity and treatment of ENT disorders.

RESULTS:
An index of 226 species of medicinal plants used in ENT practice worldwide was presented according to their pharmacologic properties and valuable application properties. The categories presented in eight columns were: ordinal number, the name of the species, life form, application in various treatment types, pharmacologically active agents present in plant materials, main pharmacologic activity, plant material and other application properties.

CONCLUSION:
The species selected are mainly perennial plants. They are frequently used in traditional Polish folk medicine, natural medicine, homeopathic medicine and veterinary treatment. Many of them are taxonomic units recorded in pharmacopoeias, the official index of medicines and the index of medicinal plants of the world. Among numerous active chemical substances, the most frequently mentioned are: isoprenoids, flavonoids, carbohydrates and related compounds, phenols, alkaloids, and tannins. Among the pharmacologic effects most often used in ENT practice are: antiseptic, anti-inflammatory, astringent, antispasmodic, expectorant, analgesic and antibacterial. The main raw materials are: leaf, herb and essential oils. Less numerous are: root, fruit and flower. Rare raw materials are: bark, seeds and resin. In the index there are also species having many other application properties, such as: decorative and aromatic, as well as properties used in cosmetic industry, food processing and farming. Some of them may contain substances toxic for people or animals.