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					Originally Posted by Riot  Lasix enables a horse to run to their peak, by helping prevent the development of a medical condition that will inhibit running ability by suffocating the horse in it's own blood to a lesser or greater degree. | 
	
 But doesn't lasix have other systemic effects besides reducing the severity of bleeding that may improve performance?  At the same time, does lung bleeding necessarily preclude a horse from performing competitively?