Substituted benzoate ester prodrug derivatives of 3-hydroxymorphinans are useful as analgesics or narcotic antagonists and provide enhanced bioavailability of 3-hydroxymorphinans from orally adminstered doses.
Relationship to Other Applications
This application is a continuation-in-part of copending application Serial No. 627,923, filed July 5, 1984.
3-hydroxymorphinans 的取代
苯甲酸酯原药衍
生物可用作镇痛剂或麻醉拮抗剂,并通过口服剂量提高 3-hydroxymorphinans 的
生物利用率。 与其他申请的关系 本申请是 1984 年 7 月 5 日提交的序列号为 627,923 的共同申请的部分延续。