Novel cyclized .omega.-carboxyethyl mono or dithiocarbanilic acids are disclosed as immunoregulatory agents, useful in the treatment of organ transplant reject phenomenon and autoimmune diseases particularly where a delayed hypersensitivity component has been established, such as multiple sclerosis. Additionally described is the use of certain cyclized .omega.-carboxyalkyl mono- or dithiocarbamic acids and certain cyclized .omega.-carboxyalkyl mono- or dithiocarbamic acids.
本发明揭示了新型环状ω-羧基乙基单
硫或二
硫氨基甲酸作为免疫调节剂,可用于治疗器官移植排斥现象和自身免疫性疾病,特别是已经建立了延迟型超敏反应成分的疾病,如多发性硬化症。此外,还描述了某些环状ω-羧基烷基单
硫或二
硫氨基甲酸和某些环状ω-羧基烷基单
硫或二
硫氨基甲酸的用途。