Posted by Bob P (184.108.40.206) 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.
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