Once penicillin allergy happens immediate intravenous injection of 1ml 1:1000 adnephrin and proper antihistamics is indicated. Keep air tube smooth and supply oxygen.

• 一旦发生青霉素过敏反应，就应立即静注1毫升1：1000的肾上腺素和适当的抗组织胺药物，保持气道通畅并输给氧气。