55 patients in the treatment group were treatsd with virazole, periactin and 654-2 for antivirus, anti-anaphylaxis and improvement of microcirculation in the febrile stage;

• 治疗组55例,发热期给予病毒唑、赛庚啶及654-2以抗病毒,抗过敏及改善微循环;