Claims
- 1. A compound selected from the group consisting of compounds of the formula ##STR20## wherein A is nitrogen, G is ##STR21## Z is selected from the group consisting of hydrogen and alkyl of 1 to 5 carbon atoms or taken with Y forms a carbon-carbon bond, Z' is selected from the group consisting of hydrogen and halogen, Y is hydrogen, or taken with Z is a carbon-carbon bond or taken with Z is .dbd.0 and X is hydrogen or taken with Y is .dbd.0, R is tetrazol-5-yl, R.sub.1 is selected from the group consisting of hydrogen, halogen and alkoxy of 1 to 5 carbon atoms or its non-toxic, pharmaceutically acceptable acid addition salt.
- 2. A compound of claim 1 wherein R.sub.1 is hydrogen.
- 3. An antiallergic composition comprising an antiallergically effective amount of at least one compound of claim 1 and an inert pharmaceutical carrier.
- 4. A method of relieving allergic symptoms in warm-blooded animals comprising administering to warm-blooded animals an antiallergically effective amount of at least one compound of claim 1.
- 5. A composition of claim 3 wherein R.sub.1 is hydrogen.
- 6. A method of claim 4 wherein R.sub.1 is hydrogen.
PRIOR APPLICATION
This application is a division of U.S. patent application Ser. No. 631,609 filed July 17, 1984, now abandoned which in turn is a division of copending U.S. patent application Ser. No. 353,052 filed Mar. 1, 1982, now U.S. Pat. No. 4,474,784 which in turn is a division of U.S. patent application Ser. No. 118,445 filed Feb. 4, 1980, now U.S. Pat. No. 4,333,934.
US Referenced Citations (1)
Number |
Name |
Date |
Kind |
4075342 |
Sale et al. |
Feb 1978 |
|
Divisions (3)
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Number |
Date |
Country |
Parent |
631609 |
Jul 1984 |
|
Parent |
353052 |
Mar 1982 |
|
Parent |
118445 |
Feb 1980 |
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