07-01-2021 дата публикации
Номер: US20210000905A1
Принадлежит:
The present disclosure relates to a pharmaceutical composition for preventing or treating respiratory diseases and a food composition for preventing or relieving respiratory diseases comprising a mixed extract of Dioscoreae , Taraxaci and Schizonepetae as an active ingredient. A composition comprising a mixed extract of Dioscoreae , Taraxaci and Schizonepetae of the present disclosure has an advantage of preventing respiratory diseases and relieving the symptoms of respiratory diseases, restores damages in the lung tissue and has efficacy for inhibiting inflammation, oxidative stress and ageing reactions induced by fine dust. More particularly, the composition of the present disclosure increases the expression of a telomerase which extends the length of a telomere, and thus is expected to fundamentally treat degenerative respiratory diseases induced by fine dust unlike existing symptom alleviating agents. 1RhizomaHerbaSpica.. A composition comprising a mixed extract of Dioscoreae , Taraxaci , and Schizonepetae2. The composition of claim 1 , wherein the extract is obtained by extraction with an organic solvent claim 1 , water claim 1 , or a mixed solvent thereof.3. The composition of claim 2 , wherein the organic solvent is selected from the group consisting of C1 to C6 lower alcohol claim 2 , petroleum ether claim 2 , hexane claim 2 , benzene claim 2 , chloroform claim 2 , methylene chloride claim 2 , ether claim 2 , ethyl acetate claim 2 , and acetone.4. The composition of claim 1 , wherein the respiratory disease is selected from the group consisting of cold claim 1 , rhinitis claim 1 , pharyngitis claim 1 , laryngitis claim 1 , pharyngolaryngitis claim 1 , pneumonia claim 1 , acute or chronic bronchitis claim 1 , asthma claim 1 , and chronic obstructive pulmonary disease.56-. (canceled)7. Method for prevention claim 1 , alleviation claim 1 , or treatment of a respiratory disease comprising:{'i': Rhizoma', 'Herba', 'Spica., 'administering a composition to a ...
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