Posted by Bob P (129.65.46.87) on July 18, 2000 at 17:46:11:
In Reply to: DHE posted by annemarie on July 18, 2000 at 17:14:06:
It's a semi-synthetic ergot alkaloid. Works on the old 5-HT1 & 2 receptors to cause the blood vessels to constrict.
lyg
Bob P