Antiviral influenza drug and preparation method thereof

Abstract

The invention relates to an antiviral influenza drug and a preparation method of the antiviral influenza drug. The drug comprises the following ingredient by weight: 8-12 parts of ephedra, 8-12 parts of cassia twig, 5-7 parts of processed licorice root, 8-12 parts of semen armeniacae amarae, 8-12 parts of ginger, 18-22 parts of Chinese-date and 18-22 parts of gypsum. The preparation method comprises the steps of soaking the cassia twig and the ginger, extracting to obtain volatile oil and liquid medicine for standby application; then mixing the drug dregs and other crude drugs, extracting to obtain liquid medicine, mixing the liquid medicines obtained from the above two steps, then concentrating, spraying and drying to obtain a drug extract; and finally, mixing the extract with a pharmaceutically acceptable carrier or a drug excipient according to proportion, pelletizing and drying, and adding the standby volatile oil to prepare the antiviral influenza drug. The antiviral influenza drug has obvious curative effect, can be used in large range, and is convenient to take, accurate in curative effect, controllable in quality, simple in manufacturing process flow, controllable in quality standard, energy-saving in energy resources, free from environment pollution, small in potential safety hazard, and suitable for industrial production.

Description

technical field [0001] The invention relates to the field of traditional Chinese medicine, in particular to an antiviral influenza medicine and a preparation method thereof. Background technique [0002] The classic Fang Daqinglong Decoction in "Treatise on Febrile Diseases" created by the medical sage Zhang Zhongjing is composed of seven flavors: ephedra, cinnamon sticks, licorice, ginger, jujube, almonds, and gypsum. , those who are irritable without sweating, the master of Daqinglong soup." This prescription is clinically used for severe syndromes of external cold. Because cold evils are bound externally, external evils are suppressed, evils and positives compete with each other, and positives cannot be stretched, it can be seen in various symptoms; The five elements of cold belong to water, sweetness belongs to earth, and earth is better than water, so sweetness is used to cure cold; water and cold are similar, the pungent sweetness of gypsum and the pungent warmth of c...

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Problems solved by technology

[0003] According to literature reports, Daqinglong Decoction has the effect of treating colds with wind-cold exterior excess and stagnant heat syndrome; Daqinglong Decoction dissolves the exterior and clears the interior, and its sweating power is stronger than that of Mahuang Decoction. It is used in modern clinical practice to treat obvious anhidrosis of the exterior and concurrent interior Those who are hot; its medicinal effect is fierce and difficult to control moderately, so the application of Daqinglong Decoction is still in the form of prescriptions prescribed by doctors according to the patient's condition, and there are few reports about its use in clinical large-scale observation

[0004] In addition, traditional Chinese medicine decoctions mostly use traditional decoctions, and factors such as the amount of water added, the number of decoctions, and decoction time have a great impact on the clinical efficacy. At the same time, traditional Chinese medicine decoction also has disadvantages such as large dosage and inconvenient carrying.

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