IP Library › Granted Patent US 9,034,931
Granted Patent B2
US 9,034,931 · App. 13/995,893 · Granted May 19, 2015

Aqueous ophthalmic composition

Inventors: Chinatsu Furumiya (Osaka, JP); Takayuki Miyano (Osaka, JP); Atsuko Nakata (Osaka, JP); Eri Matsumoto (Osaka, JP)
Assignee: ROHTO PHARMACEUTICAL CO., LTD.
A61K47/44A61K9/08A61K9/0048A61K47/02A61K47/10A61K47/26
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Quick Facts
Patent No.
US 9,034,931
App. No.
13/995,893
Granted
May 19, 2015
Kind
B2
Abstract

This invention relates to an aqueous ophthalmic composition comprising (A) polyoxyethylene castor oil in which the average number of moles of added ethylene oxide is 2 to 12 and (B) terpenoid. According to the present invention, an aqueous ophthalmic composition having an improved foam disappearance speed can be obtained.

Claims (8)

1. An aqueous ophthalmic composition comprising (A) polyoxyethylene castor oil in which the average number of moles of added ethylene oxide is 2 to 12, and (B) terpenoid.

2. The aqueous ophthalmic composition according to claim 1 , wherein component (A) is at least one member selected from the group consisting of polyoxyethylene castor oil 3 and polyoxyethylene castor oil 10.

3. The aqueous ophthalmic composition according to claim 1 , wherein component (B) is contained in a total amount of 0.01 to 1,000 parts by weight per 100 parts by weight of the total amount of component (A).

4. The aqueous ophthalmic composition according to claim 1 , which further comprises a nonionic surfactant other than component (A).

5. The aqueous ophthalmic composition according to claim 3 , which further comprises a nonionic surfactant other than component (A).

6. The aqueous ophthalmic composition according to claim 2 , wherein component (B) is contained in a total amount of 0.01 to 1,000 parts by weight per 100 parts by weight of the total amount of component (A).

7. The aqueous ophthalmic composition according to claim 2 , which further comprises a nonionic surfactant other than component (A).

8. The aqueous ophthalmic composition according to claim 6 , which further comprises a nonionic surfactant other than component (A).

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jun 19, 2013
From: FURUMIYA, CHINATSU; MIYANO, TAKAYUKI; NAKATA, ATSUKO; MATSUMOTO, ERI
To: ROHTO PHARMACEUTICAL CO., LTD.
Reel/Frame 030646/0898 →
Priority Claims (1)
JP 2010-292441 · Dec 28, 2010 · national
Continuity (1)
Related Publication 20130296446A1 · Nov 7, 2013