The invention concerns pharmaceutically useful peptide derivatives of the formula (I): P--R.sup.1 --R.sup.2 --R.sup.3 --R.sup.4, in which P, R.sup.1, R.sup.2, R.sup.3, and R.sup.4 have the various meanings defined herein, and their pharmaceutically acceptable salts, and pharmaceutical compositions containing them. The novel peptide derivatives are of value in treating MHC class II dependent T-cell mediated autoimmune or inflammatory diseases, such as rheumatoid arthritis. The invention further concerns processes for the manufacture of the novel peptide derivatives and the use of the compounds in medical treatment.
该发明涉及具有以下式(I)的药用肽衍
生物:P--R.sup.1 --R.sup.2 --R.sup.3 --R.sup.4,其中P,R.sup.1,R.sup.2,R.sup.3和R.sup.4具有本文中定义的各种含义,以及它们的药用盐和含有它们的药物组合物。这些新型肽衍
生物在治疗
MHC-II依赖的T细胞介导的自身免疫或炎症性疾病方面具有价值,例如类风湿性关节炎。该发明还涉及新型肽衍
生物的制造过程以及化合物在医疗治疗中的使用。