Disclosed are a Liang Di Tang water-extracted liquid, a Liang Di Tang water-extracted paste, and a Liang Di Tang preparation, and preparation methods thereof, and a quality control standard for the Liang Di Tang preparation. The preparation method of Liang Di Tang water-extracted liquid includes: mixing five traditional Chinese medicines with water, and conducting soaking and then extraction three times, concentrating extraction solutions obtained separately at a temperature independently of 70 C. to 90 C., a vacuum degree independently of 0.03 MPa to 0.07 MPa, and a steam pressure independently of not larger than 0.09 MPa, and mixed concentrates obtained to obtain the Liang Di Tang water-extracted liquid, where the five traditional Chinese medicines are wine-processed Rehmanniae Radix, Scrophulariae Radix, wine-processed Paeoniae Radix Alba, Ophiopogon japonicus, and Lycii Cortex.

Disclosed are a Liang Di Tang water-extracted liquid, a Liang Di Tang water-extracted paste, and a Liang Di Tang preparation, and preparation methods thereof, and a quality control standard for the Liang Di Tang preparation. The preparation method of Liang Di Tang water-extracted liquid includes: mixing five traditional Chinese medicines with water, and conducting soaking and then extraction three times, concentrating extraction solutions obtained separately at a temperature independently of 70 C. to 90 C., a vacuum degree independently of 0.03 MPa to 0.07 MPa, and a steam pressure independently of not larger than 0.09 MPa, and mixed concentrates obtained to obtain the Liang Di Tang water-extracted liquid, where the five traditional Chinese medicines are wine-processed Rehmanniae Radix, Scrophulariae Radix, wine-processed Paeoniae Radix Alba, Ophiopogon japonicus, and Lycii Cortex.

A traditional Chinese medicine composition for recovery phase of exogenous fever and a preparation method therefor. The traditional Chinese medicine composition comprises the following raw materials: radix codonopsis, rhizoma atractylodis macrocephalae, poria cocos, radix ophiopogonis, schisandra chinensis, hairyvein agrimony, perilla seeds, cortex moriradicis, folium eriobotryae, radix platycodi, apricot kernels, and radix glycyrrhizae. According to the monarch, minister, assistant and guide theory of traditional Chinese medicines, the radix codonopsis is used as a monarch drug; fried rhizoma atractylodis macrocephalae, the poria cocos, the radix ophiopogonis, the schisandra chinensis, and the hairyvein agrimony are used as minister drugs; the perilla seeds, the cortex moriradicis, and the folium eriobotryae are used as assistant drugs; and the radix platycodi, the apricot kernels, and the radix glycyrrhizae are used as guide drugs. Also disclosed is use of the traditional Chinese medicine composition for rehabilitation treatment of novel coronavirus pneumonia and other exogenous fever in the recovery phase.

A traditional Chinese medicine composition for recovery phase of exogenous fever and a preparation method therefor. The traditional Chinese medicine composition comprises the following raw materials: radix codonopsis, rhizoma atractylodis macrocephalae, poria cocos, radix ophiopogonis, schisandra chinensis, hairyvein agrimony, perilla seeds, cortex moriradicis, folium eriobotryae, radix platycodi, apricot kernels, and radix glycyrrhizae. According to the monarch, minister, assistant and guide theory of traditional Chinese medicines, the radix codonopsis is used as a monarch drug; fried rhizoma atractylodis macrocephalae, the poria cocos, the radix ophiopogonis, the schisandra chinensis, and the hairyvein agrimony are used as minister drugs; the perilla seeds, the cortex moriradicis, and the folium eriobotryae are used as assistant drugs; and the radix platycodi, the apricot kernels, and the radix glycyrrhizae are used as guide drugs. Also disclosed is use of the traditional Chinese medicine composition for rehabilitation treatment of novel coronavirus pneumonia and other exogenous fever in the recovery phase.

The present application provides methods of treating a neurodegenerative disease (such as Alzheimer's disease) in patients by use of a herbal extract composition that has an extract from a mixture including Ophiopogon japonicus, Barbary Wolfberry, Rhizoma Acori tatarinowii and Codonopsis pilosula. Compositions having such extract and the methods of preparing such a composition are also contemplated.

The present application provides methods of treating a neurodegenerative disease (such as Alzheimer's disease) in patients by use of a herbal extract composition that has an extract from a mixture including Ophiopogon japonicus, Barbary Wolfberry, Rhizoma Acori tatarinowii and Codonopsis pilosula. Compositions having such extract and the methods of preparing such a composition are also contemplated.