1病例报告患者男,37岁。因咳嗽、咳痰8天,在个体诊所诊治3天效果不佳前来就诊。考虑支原体肺炎,给予乳糖酸阿奇霉素0.5g溶于0.9%氯化钠注射液500ml静脉滴注,每天1次,约90min滴完。但约30min后,患者因阴囊胀痛复诊。查体:双腿不能合拢,阴囊肿胀约苹果大小,皮肤表面光亮,触之凹陷,界限清楚,无破溃、瘙痒及其他不适症状。否认有药物过敏史及不洁性交史。考虑由阿奇霉素所致。遂给予地塞米松注射液20mg、呋塞米注射液40mg静脉滴注,周林频谱仪局部理疗等,1h后 1 case report patient male, 37 years old. Due to cough, sputum for 8 days, 3 days in individual clinics for treatment of poor results come to see a doctor. Consider mycoplasma pneumonia, give azithromycin lactobionate 0.5g dissolved in 0.9% sodium chloride injection 500ml intravenous infusion, once a day, about 90min drip finished. But about 30min, the patient due to scrotal pain referral. Physical examination: legs can not be closed, scrotal swelling about the size of the apple, the skin surface bright, touching the depression, clear boundaries, no ulceration, itching and other symptoms. Denied the history of drug allergy and dirty sex history. Consider azithromycin caused. Then given dexamethasone injection 20mg, furosemide injection 40mg intravenous infusion, Zhou Lin spectrum physiotherapy, etc., after 1h