The preferred route of administration for first-aid treatment is intramuscular injection of epinephrine into the vastus lateralis of the lateral thigh, which allows early peak epinephrine concentration needed for effective management.

• 紧急治疗时，首选部位是大腿外侧股外侧肌肌内注射肾上腺素，这就能及早达到有效治疗所需的肾上腺素浓度峰值。