The active substance in Promivol is (bisoprolol fumarate). Bisoprolol fumarate belongs to a group of medicines called beta-blockers. These medicines work by affecting the body’s response to some nerve impulses, especially in the heart. As a result, bisoprolol slows down … The active substance in Forcicor is (bisoprolol fumarate). Bisoprolol fumarate belongs to a group of medicines called beta-blockers. These medicines work by affecting the body’s response to some nerve impulses, especially in the heart. As a result, bisoprolol slows down … The active substance in CONCOR is (bisoprolol fumarate). Bisoprolol fumarate belongs to a group of medicines called beta-blockers. These medicines work by affecting the body’s response to some nerve impulses, especially in the heart. As a result, bisoprolol slows down … The active substance in Cardiosafe is (bisoprolol fumarate). Bisoprolol fumarate belongs to a group of medicines called beta-blockers. These medicines work by affecting the body’s response to some nerve impulses, especially in the heart. As a result, bisoprolol slows down … The active substance in Cardicor is (bisoprolol fumarate). Bisoprolol fumarate belongs to a group of medicines called beta-blockers. These medicines work by affecting the body’s response to some nerve impulses, especially in the heart. As a result, bisoprolol slows down …