US4130647A
Expired / Lapsed
US
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Methods for treating congestive heart failure and ischemic heart disease
Assignee: Pfizer Inc
•
Filing: 1977-07-08
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Granted: 1978-12-19
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Expires: 1997-07-08
Abstract
Abstract Methods for the treatment of congestive heart failure and ischemic heart disease using prazosin and trimazosin, and the pharmaceutically acceptable acid addition salts thereof.
Inventors
- 👤 Colin R. Taylor
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:04
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/33; A61K31/395; A61K31/495; A61K31/505
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
50 words
A method of treating congestive heart failure in a human subject having such condition which comprises orally or parenterally administering to said human subject a congestive heart failure treating amount of a compound selected from the group consisting of prazosin and trimazosin and the pharmaceutically acceptable acid addition salts thereof.
Claim 2
Independent Claim
50 words
A method of treating congestive heart failure in a human subject having such condition which comprises orally or parenterally administering to said human subject a congestive heart failure treating amount of a compound selected from the group consisting of prazosin and trimazosin and the pharmaceutically acceptable acid addition salts thereof.
Claim 3
Dependent Claim
10 words
The method of claim 1 wherein the compound is prazosin.
Claim 4
Dependent Claim
10 words
The method of claim 1 wherein the compound is trimazosin.
Claim 5
Independent Claim
51 words
A method of treating ischemic heart disease in a human subject suffering from that disease which comprises orally or parenterally administering to said human subject an ischemic heart disease treating amount of a compound selected from the group consisting of prazosin and trimazosin and the pharmaceutically acceptable acid addition salts thereof.
Claim 6
Independent Claim
51 words
A method of treating ischemic heart disease in a human subject suffering from that disease which comprises orally or parenterally administering to said human subject an ischemic heart disease treating amount of a compound selected from the group consisting of prazosin and trimazosin and the pharmaceutically acceptable acid addition salts thereof.
Claim 7
Dependent Claim
10 words
The method of claim 4 wherein the compound is prazosin.
Claim 8
Dependent Claim
10 words
The method of claim 4 wherein the compound is trimazosin.
References Cited (Backward Citations)
US3511836A
Cited
US3769286A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-12-18 | 1982-06-19 | 1982-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-12-18 | 1986-06-19 | 1986-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-12-18 | 1990-06-19 | 1990-12-19 | $7700.00 | Window Closed / Lapsed |