A preparation method of Shiqi exogenous preparation

Abstract

The invention discloses a preparation method for a Shiqi exogenous preparation. The Shiqi exogenous preparation comprises the following raw materials: holly root, berchemia lineata, rose apple, fragrant glory-bower and pandanaceae pandanus tectorius. The preparation method is characterized by comprising the following steps: taking the raw materials, adding 50-80% of ethanol or water and carrying out low-temperature ultrasonic extraction for 5-6 times, filtering, combining filtrates, and carrying out low-temperature reduced pressure concentration. The invention further discloses an application of the Shiqi exogenous preparation prepared by the method in preparation of related anti-influenza virus medicines. The Shiqi exogenous preparation obtained by the preparation method disclosed by the invention has a better anti-virus activity.

Description

technical field

[0001] The invention relates to the preparation of medicines, more specifically, to a preparation method and application of Shiqi exogenous pathogenic preparation. Background technique

[0002] Shiqi exogenous preparation is a famous prescription in Lingnan, which is composed of Gangmei, iron-coated gold, rose peach, jasmine and pandanus. The above five flavors are decocted twice with water for 2 hours each time, and the filtrate is combined and filtered. Concentrate the filtrate to a thick paste, add an appropriate amount of sucrose, make granules, dry, and make 1000g. It can dispel wind and clear heat, relieve summer heat and eliminate food. It is used for fever and headache caused by exogenous pathogenic factors, food stagnation and fullness, dry throat and tongue embolism. A clinical study of 285 cases of Shiqi exogenous herbal tea, teabags and granules was carried out: the symptoms of chills and fever, head and body pain, stuffy nose and runny nose, dr...

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