Abstract: The present invention provides an agent for the prophylaxis or treatment of complications after coronary-artery bypass surgery or cardiac diseases, autoimmune diseases, central nervous system diseases, inflammatory diseases, sepsis, severe sepsis or septic shock in a patient who undergoes coronary-artery bypass surgery, which comprises a compound represented by the formula (I): wherein each symbol is as defined in the specification, or a compound represented by the formula (II): wherein each symbol is as defined in the specification, or a salt thereof or a prodrug thereof, and an agent for the prophylaxis or treatment of sepsis and the like, as well as complications after coronary-artery bypass surgery, which is prepared for administration of ethyl (6R)-6-[(2-chloro-4-fluoroanilino)sulfonyl]-1-cyclohexene-1-carboxylate or a salt thereof or a prodrug thereof in a specific dose at a specific administration time.