Claims
- 1. A compound of the Formula (I) ##STR192## wherein A is C.sub.1 to C.sub.5 alkylene which can be substituted by hydroxyl; and
- X is a single chemical bond or a double bond; and
- R.sup.1 is C.sub.1 to C.sub.4 alkyl; or a pharmaceutically acceptable acid addition salt thereof.
- 2. 2-methyl-N-[2,2,5,5-tetramethyl-3-pyrroline-3-carbamoylpropyl)-4(3H)-quinazinone or a pharmaceutically acceptable acid addition salt thereof as defined in claim 1.
- 3. An antiarrhythmic pharmaceutical composition which comprises a pharmacologically effective amount of the compound of the Formula (I) as defined in claim 1, or a pharmaceutically acceptable acid addition salt thereof in combination with a pharmaceutically acceptable inert carrier.
- 4. A method of treating arrhythmia in an animal subject which comprises the step of administering to said subject in need of antiarrhythmic treatment, a therapeutically effective amount of the compound of the Formula (I) defined in claim 1 or a pharmaceutically acceptable acid addition salt thereof.
Priority Claims (4)
Number |
Date |
Country |
Kind |
191/83 |
Jan 1983 |
HUX |
|
384/84 |
Feb 1983 |
HUX |
|
385/83 |
Feb 1983 |
HUX |
|
386/83 |
Feb 1983 |
HUX |
|
CROSS REFERENCE TO RELATED APPLICATION
This application is a division of Ser. No. 07/109,819 filed 16 Oct. 1987, now Pat. No. 4,897,413, which is a division of Ser. No. 06/662,298 filed as PCT/HU0005 on Jan. 23, 1984, published as WO84/02907 on Aug. 2, 1984, now U.S. Pat. No. 4,703,056.
US Referenced Citations (2)
Number |
Name |
Date |
Kind |
4703056 |
Hideg et al. |
Oct 1987 |
|
4920224 |
Glazer |
Apr 1990 |
|
Divisions (2)
|
Number |
Date |
Country |
Parent |
109819 |
Oct 1987 |
|
Parent |
662298 |
Sep 1984 |
|