Effect of synthetic substance P on internal carotid artery blood flow in man

Abstract
Samnegård, H., L. Thulin, G. Tydén, C. Johansson, O. Muhrbeck and C. Björklund, Effect of synthetic substance P on itzternul carotid artery blood flow in man. Acta physiol. scand. 1978. 104. 491–495. Internal carotid artery blood flow was studied by peroperative electromagnetic blood flow measurement in 7 patients following 9 intravenous infusions of synthetic Substance P, 2 ng·kg-1.min-1. The blood flow responses varied interindividually. No significant blood flow changes were observed for the whole group. The arterial mean blood pressure decreased significantly.