A highly selective melanocortin-4 receptor antagonist cyclic hexapeptide of the formula
where R
1
, R
2
, R
3a
, R
3b
, R
4
, R
5
, x, y and z are as defined in the specification, and a method of treating body weight disorders, including cachexia, sarcopenia and wasting syndrome or disease, and treating inflammation and immune disorders.
一种高选择性
黑色素皮质素-4 受体拮抗剂环六肽,其式为
式中 R
1
, R
2
, R
3a
, R
3b
, R
4
, R
5
x、y 和 z 如说明书中所定义,以及一种治疗体重失调(包括恶病质、肌肉疏松和消瘦综合征或疾病)和治疗炎症和免疫失调的方法。