Patent ID: 11969437
Assignee: MOCHIDA PHARMACEUTICAL CO., LTD.
Field: Pharmaceuticals (Chemistry)
Classification: CPC A | IPC A

Claim 0:
1. A ready-to-use sterile alginate aqueous solution preparation which is packed in a sealed container or an airtight container and which has storage stability, consisting essentially of the following components (a) to (c):
(a) monovalent metal salt of alginic acid having a weight average molecular weight of 50,000 to 400,000 by a GPC-MALS method wherein the monovalent metal salt of alginic acid has less than 100 EU/g of an endotoxin value measured by the endotoxin test conforming to the Japanese Pharmacopoeia, and wherein said alginic acid has a M/G ratio of 0.8 to 1.6;
(b) a salt selected from a monovalent metal salt and an ammonium salt; and
(c) water, wherein
a concentration of the component (a) is 1.5% to 7% by mass,
a concentration of the component (b) is 0.5 to 2% by mass, and
a viscosity measured at 20° C. using a rotational viscometer is 2700 mPa·s or more.