http://www.has-sante.fr/portail/jcms/c_1638080/fr/cleviprex http://www.has-sante.fr/portail/jcms/c_1638079/fr/cleviprex-24072013-avis-ct12896 2013 false France French guidelines for drug use evaluation of the transparency committee clevidipine clevidipine clevidipine infusions, intravenous calcium channel blockers calcium channel blockers antihypertensive agents antihypertensive agents perioperative period hypertension treatment outcome randomized controlled trials as topic adult aged perioperative care