Optimisation Strategy for Emergency Tracheal Intubation

Inclusion Criteria: * Patient adult (≥ 18 years) presenting with vital distress requiring emergency tracheal intubation as assessed by the emergency physician in the out-of-hospital setting. * Patient with all conditions (trauma, dyspnea, coma, overdoses, and shock) except those in cardiac arrest will be included. Exclusion Criteria: * Patient presenting of a contraindication to succinylcholine, and/or rocuronium, and/or sugammadex (rocunorium antagonist). * Patient who have contraindication to bag face mask ventilation before intubation (ongoing emesis, hematemesis, or hemoptysis). * Patient that are not members of a medical aid scheme (beneficiary or main member). * Patient under specific protection measures: pregnant, parturient or nursing women; legal protection or deprived of liberty: patient under judicial protection, patient under guardianship/curatorship.