Bert Myers/Photo Researchers Inc.
This past December, the US Food and Drug Administration approved Prialt, Elan Corporation's synthetic version of a peptide from the venomous sea snail
Ziconotide is designed from one of about 100 pharmacologically active compounds in
But how these peptides relieve pain is still largely unclear. Moreover, ziconotide can only be delivered intrathecally to chronic pain patients who have no other options for relief and can cause cognitive impairment and hallucinations. Nevertheless, hope remains that the search for other peptides from