Acute iloprost inhalation reduced forced expiratory volume in 1 s and mid-volume forced expiratory flow by 5% and 10%, respectively, consistent with acute bronchoconstriction.

• 急性伊洛前列素吸入分别降低1秒用力呼气量和呼气中段流速5%25和10%25，与急性支气管收缩一致。