There is provided a compound of formula I, wherein R<SUP>1</SUP>, R<SUP>2</SUP>, R<SUP>3 </SUP>and Y have meanings given in the description, which are useful in the prophylaxis and in the treatment of pruritus.
申请公布号
US7012083(B2)
申请公布日期
2006.03.14
申请号
US20020108161
申请日期
2002.03.27
申请人
PFIZER INC.
发明人
GIBSON STEPHEN PAUL;TOMMASINI IVAN;GETHIN DAVID MORRIS;ARMER RICHARD EDWARD