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|Abstract:||A compound of formula (I) ##STR1## and its physiologically acceptable salts and solvates are described as useful in treating and/or preventing pain resulting from dilatation of the cranial vasculature in particular migraine. The compound (I) may be prepared, for example, by cyclizing a compound of formula (II) ##STR2##|
|Inventor(s):||Oxford; Alexander W. (Royston, GB2)|
|Assignee:||Glaxo Group Limited (GB2)|
Patent Claim Types:|
see list of patent claims
|Compound; Use; Composition; Dosage form;|
|Foriegn Application Priority Data|
|Foreign Country||Foreign Patent Number||Foreign Patent Date|
|United Kingdom||8419575||Aug 01, 1984|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
| This preview shows a limited data set|
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The estimated expiration dates shown above are derived by simply adding 20 years to the priority date.
Due to the complexity of determining patent expirations even in a single country, compounded by the diversity of global patent laws, it is advisable to have patent counsel verify freedom to operate.
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