Abstract: A pharmaceutical composition that includes: an active ingredient, including 2-(2-aminopyridine-4-yl)-5-(5-((5-(2-ethyl-2H-tetrazole-5-yl)pyridine-2-yl)-oxy)-3,3-amyldimethyl)-1,2,5-thiadiazolidin 1,1-dioxide or pharmaceutically acceptable salt thereof; and auxiliary materials, including a diluent and a suspending agent, where the suspending agent includes povidone. Furthermore, the pharmaceutical composition is rapid in dissolution, high in stability, simple in preparation process and more suitable for industrialized mass production.

Abstract: A recombinant Newcastle disease virus and a preparation method therefor, a recombinant plasmid, and use thereof. The recombinant Newcastle disease virus is obtained by replacing an F protein of a Newcastle disease virus lasota with an F protein of a Newcastle disease virus virulent strain. The recombinant chimeric virus has good safety and is capable of effectively inhibiting tumour cells, promoting tumour cell apoptosis, and effectively treating a tumour.

Abstract: An application of a traditional Chinese medicine composition to preparation of a medicine for treating or preventing coronavirus infection. The composition is prepared from the following raw material medicines in parts by weight: 1-3 parts of honey-fried herba ephedrae, 1-10 parts of semen armeniacae amarum, 1-6 parts of radix platycodonis, 1-6 parts of radix peucedani, 1-6 parts of bulbus fritillariae thunbergii, 1-6 parts of radix stemonae, 1-3 parts of oroxylum indicum, 1-10 parts of radix glehniae and 1-3 parts of radix glycyrrhizae. The diluent of the traditional Chinese medicine composition can protect Vero cells infected with 2019-nCov virus.

Abstract: Application of a traditional Chinese medicine composition to preparation of a medicine for treating or preventing coronavirus infection. The traditional Chinese medicine composition includes: 2-10 parts of flos lonicerae, 2-10 parts of fructus forsythiae, 2-6 parts of herba menthae, 2-4 parts of herba schizonepetae, 2-5 parts of fermented soybean, 2-6 parts of fried arctii fructus, 2-6 parts of radix platycodonis, 2-4 parts of herba lophatheri and 2-5 parts of radix glycyrrhizae. The traditional Chinese medicine composition has a good effect of treating or preventing coronavirus-related diseases.

Abstract: Application of a traditional Chinese medicine composition to preparation of a medicine for treating or preventing coronavirus infection. The traditional Chinese medicine composition includes: 5-30 parts of herba houttuyniae, 5-30 parts of flos lonicerae, 5-20 parts of radix paeoniae rubra, 3-15 parts of folium artemisiae argyi and 3-15 parts of herba menthae. The traditional Chinese medicine composition has a good effect of treating or preventing coronavirus-related diseases.

Abstract: An anti-arrhythmic pharmaceutical composition. The pharmaceutical composition includes: an active ingredient, including 1-(3-methanesulfonamido benzyl)-6-methoxy, 7-benzyloxy-1,2,3,4-tetrahydroisoquinoline or a pharmaceutically acceptable salt thereof; and auxiliary materials, including lactose, microcrystalline cellulose and a pre-gelatinized starch, which account for 30% to 80% of the total weight of the composition. The composition has a good dissolution effect and excellent stability, and can be better applied to clinic.