A drug selectively inhibiting the production of an IgE antibody and useful for preventing and/or treating various allergic diseases, which contains as the active ingredient a lowly toxic 1-phenyl-5H-2,3-benzodiasepine derivative, represented by general formula (I), which is efficacious in treating allergic deseases, wherein R¹, R², R⁵ and R⁶ are each independently selected among hydrogen, hydroxyl, methoxy and ethoxy; and R³ and R⁴ are each independently selected among hydrogen, methyl and ethyl.
一种选择性抑制 IgE
抗体产生并可用于预防和/或治疗各种过敏性疾病的药物,其活性成分为毒性低的 1-苯基-5H-2,3-
苯并二氮杂卓衍
生物,由通式 (I) 表示,可有效治疗过敏性疾病,其中 R¹、R²、R⁵ 和 R⁶ 各自独立地选自氢、羟基、甲氧基和乙氧基;以及 R³ 和 R⁴ 各自独立地选自氢、甲基和乙基。