An antiviral traditional Chinese medicine composition, a preparation method therefor and a pharmaceutical application thereof. The composition uses Herba Taraxaci, Radix Stemonae, Pseudobulbus Cremastrae Seu Pleiones, Radix Puerariae, Rhizoma Atractylodis Macrocephalae, and Radix Cynanchi Atrati as main active pharmaceutical ingredients, may also optionally and additionally use Cortex Lycii Radicis and Cortex Mori as active pharmaceutical ingredients, and is prepared into a pharmaceutically acceptable dosage form according to needs. The medicine composition is effective against influenza A virus, H1N1, H7N7 and H9N2 viruses, Zika virus, dengue virus I, dengue virus II, and Chikungunya virus.

An antiviral traditional Chinese medicine composition, a preparation method therefor and a pharmaceutical application thereof. The composition uses Herba Taraxaci, Radix Stemonae, Pseudobulbus Cremastrae Seu Pleiones, Radix Puerariae, Rhizoma Atractylodis Macrocephalae, and Radix Cynanchi Atrati as main active pharmaceutical ingredients, may also optionally and additionally use Cortex Lycii Radicis and Cortex Mori as active pharmaceutical ingredients, and is prepared into a pharmaceutically acceptable dosage form according to needs. The medicine composition is effective against influenza A virus, H1N1, H7N7 and H9N2 viruses, Zika virus, dengue virus I, dengue virus II, and Chikungunya virus.

An embodiment of the present invention provides an herbal medicinal tablet formulation for treating obesity which can be prescribed based on Sasang constitutional medicine, including: an ephedra powder agent of which ephedrine content is concentrated to be 3.0 to 4.0%, which is greater than 0.5 to 2.5% when it is in a natural state, and of which the ephedrine content is maintained constant at 3.0 to 4.0%; and a side-effect-preventing powder agent for each constitution prescribed based on Sasang constitutional medicine in order to prevent a side effect of the ephedra powder agent, wherein a weight ratio of the ephedra powder agent and the side-effect-preventing powder agent is 8-10:1 to 9-11:1.

An embodiment of the present invention provides an herbal medicinal tablet formulation for treating obesity which can be prescribed based on Sasang constitutional medicine, including: an ephedra powder agent of which ephedrine content is concentrated to be 3.0 to 4.0%, which is greater than 0.5 to 2.5% when it is in a natural state, and of which the ephedrine content is maintained constant at 3.0 to 4.0%; and a side-effect-preventing powder agent for each constitution prescribed based on Sasang constitutional medicine in order to prevent a side effect of the ephedra powder agent, wherein a weight ratio of the ephedra powder agent and the side-effect-preventing powder agent is 8-10:1 to 9-11:1.

A method of preparing a Pueraria flower extract rich in isoflavones includes: grinding dry Pueraria flowers to obtain a Pueraria flower powder; adding a first 20-50% ethanol solution to form a mixture, stirring and heating the mixture at 20-80° C. for 1-4 hours, removing the first solution, adding a second 20-50% ethanol solution, stirring and heating the mixture, removing the second solution, and combining the first solution and the second solution to obtain an extract solution; filtering the extract solution to remove solids; concentrating the extract solution under vacuum to obtain a crude extract containing 10-40% solid components; adding anhydrous ethanol solution to reach an ethanol concentration of the crude extract of 75-95%, storing the crude extract at 20-30° C. for 1-4 hours; centrifuging the crude extract at a speed of 2,000-5,000 r/min to obtain a supernatant; and concentrating and spray drying to obtain the Pueraria flower extract without any purification steps.

A method of preparing a Pueraria flower extract rich in isoflavones includes: grinding dry Pueraria flowers to obtain a Pueraria flower powder; adding a first 20-50% ethanol solution to form a mixture, stirring and heating the mixture at 20-80° C. for 1-4 hours, removing the first solution, adding a second 20-50% ethanol solution, stirring and heating the mixture, removing the second solution, and combining the first solution and the second solution to obtain an extract solution; filtering the extract solution to remove solids; concentrating the extract solution under vacuum to obtain a crude extract containing 10-40% solid components; adding anhydrous ethanol solution to reach an ethanol concentration of the crude extract of 75-95%, storing the crude extract at 20-30° C. for 1-4 hours; centrifuging the crude extract at a speed of 2,000-5,000 r/min to obtain a supernatant; and concentrating and spray drying to obtain the Pueraria flower extract without any purification steps.

Provided are a pharmaceutical composition for preventing an alcoholic hangover or alleviating a hangover, comprising a Longan arillus extract as an active ingredient, and a food composition for alleviating a hangover, comprising a Longan arillus extract.

Provided are a pharmaceutical composition for preventing an alcoholic hangover or alleviating a hangover, comprising a Longan arillus extract as an active ingredient, and a food composition for alleviating a hangover, comprising a Longan arillus extract.

Provided are a pharmaceutical composition for preventing an alcoholic hangover or alleviating a hangover, comprising a Longan arillus extract as an active ingredient, and a food composition for alleviating a hangover, comprising a Longan arillus extract.

A method of preparing a Pueraria flower extract rich in isoflavones includes: grinding dry Pueraria flowers to obtain a Pueraria flower powder; adding a first 20-50% ethanol solution to form a mixture, stirring and heating the mixture at 20-80° C. for 1-4 hours, removing the first solution, adding a second 20-50% ethanol solution, stirring and heating the mixture, removing the second solution, and combining the first solution and the second solution to obtain an extract solution; filtering the extract solution to remove solids; concentrating the extract solution under vacuum to obtain a crude extract containing 10-40% solid components; adding anhydrous ethanol solution to reach an ethanol concentration of the crude extract of 75-95%, storing the crude extract at 20-30° C. for 1-4 hours; centrifuging the crude extract at a speed of 2,000-5,000 r/min to obtain a supernatant; and concentrating and spray drying to obtain the Pueraria flower extract without any purification steps.