- The potential anti-migraine compound SB-220453 does not contract human isolated blood vessels or myocardium; a comparison with sumatriptan. MaassenVanDenBrink, A., van den Broek, R.W., de Vries, R., Upton, N., Parsons, A.A., Saxena, P.R. Cephalalgia : an international journal of headache. (2000)