| abstract |
Compounds of formula I: n n(wherein variables A, m, n, J, R e , R f , R 4 , E a , E b , E c , R PG and Y are as described herein) which are antagonists of CGRP receptors and which are useful in the treatment or prevention of diseases in which the CGRP is involved, such as migraine; and pharmaceutical compositions comprising these compounds and the use of these compounds and compositions in the prevention or treatment of such diseases in which CGRP is involved. |