Nasal preparation and processes for their production

Details Nasal preparation and processes for their production Nasal preparation and processes for their production

1981-08-24

1985-04-23

Rose, Shep K.

Drug, bio-affecting and body treating compositions

Lymphokine

A61K 39145

Patent

active

045129720

ABSTRACT:
The present invention relates to nasal preparations which contain, as active ingredient, one or more nitrogen-containing polysaccharides obtained from fungi, in particular the polysaccharide krestin, and which exert a prophylactic action lasting several days against infections caused by viruses of the respiratory tract, especially influenza A and B viruses, as well as vaccine nasal preparations which contain the above mentioned active ingredient together with viruses of the respiratory tract of at least one strain and which impart a long-term protective action on single administration. The invention is also concerned with the production and use of these nasal preparations.

REFERENCES:
Chem. Abstracts on Krestin-PSK 93:61434m 92:174521k, 51886A(1980) 91:32758y, 90:66773u(1979), 89:213509x(1978), 87:100680m, 145600B, 177718n(1977), 86:25880A(1977), 86:118972z(1977), 84:130282p(1976), 82:119037A(1975), 84:54002e(1976), 85:17132x(1976), 85:25740(1976).
Kureha Chemical Industry Co., Ltd. "Outline of PSK" 45 pp.
Hiraset et al. Yakubaku Zasshi 96(4): 413-418, (1976).

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