US4025620A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Treatment of canine otitis and composition therefor
Assignee: Leo Pharma AS
•
Filing: 1975-10-22
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Granted: 1977-05-24
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Expires: 1995-10-22
Abstract
Abstract A liquid veterinary composition for treating canine otitis externa containing diethanolamine fusidate and an anti-fungal antibiotic such as nystatin. The composition additionally contains a broad spectrum antibiotic such as neomycin B sulphate, an anti-inflammatory agent such as prednisolone, and a vegetable oil as the suspending medium. The method of combating canine otitis externa by instilling said liquid composition in the dog's ear canal is also described and claimed.
Inventors
- 👤 Detlef Beyer
- 👤 Anton Pedersen Linnet
- 👤 Gerhard Thomsen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:34
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/70
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
66 words
A liquid composition for the treatment of canine otitis externa which comprises 2.5 to 10 mg. of diethanolamine fusidate, 50,000 to 200,000 I.U. of nystatin, 2.5 to 10 mg. neomycin B sulphate, 1 to 20 mg. of prednisolone, and a sufficient amount of a vegetable oil such that the resulting admixture is in liquid form, said amounts being based on one gram of the liquid composition.
Claim 2
Dependent Claim
66 words
A liquid composition for the treatment of canine otitis externa which comprises 2.5 to 10 mg. of diethanolamine fusidate, 50,000 to 200,000 I.U. of nystatin, 2.5 to 10 mg. neomycin B sulphate, 1 to 20 mg. of prednisolone, and a sufficient amount of a vegetable oil such that the resulting admixture is in liquid form, said amounts being based on one gram of the liquid composition.
Claim 3
Dependent Claim
13 words
The liquid composition of claim 1 wherein said vegetable oil is sesame oil.
Claim 4
Independent Claim
64 words
A method of combating canine otitis externa which comprises instilling drops of a liquid composition to the auditory canal of dogs, said liquid composition comprising 2.5 to 10 mg of diethanolamine fusidate, 50,000 to 200,000 I.U. of nystatin, 2.5 to 10 mg of neomycin B sulphate, 1 to 20 mg of prednisolone based on one gram of the liquid composition, and a vegetable oil.
Claim 5
Independent Claim
64 words
A method of combating canine otitis externa which comprises instilling drops of a liquid composition to the auditory canal of dogs, said liquid composition comprising 2.5 to 10 mg of diethanolamine fusidate, 50,000 to 200,000 I.U. of nystatin, 2.5 to 10 mg of neomycin B sulphate, 1 to 20 mg of prednisolone based on one gram of the liquid composition, and a vegetable oil.
Claim 6
Dependent Claim
26 words
The method of claim 3 wherein about 5 to 10 drops of the liquid ear drop composition is instilled into the dog's ear canal twice daily.
Claim 7
Dependent Claim
12 words
The method of claim 3 wherein said vegetable oil is sesame oil.
References Cited (Backward Citations)
US3821375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1980-05-23 | 1980-11-22 | 1981-05-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-05-23 | 1984-11-22 | 1985-05-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-05-23 | 1988-11-22 | 1989-05-24 | $7700.00 | Window Closed / Lapsed |