Polypeptide compound and a process for preparation thereof
申请人:Fujisawa Pharmaceutical Co., Ltd.
公开号:US05376634A1
公开(公告)日:1994-12-27
A polypeptide compound having antimicrobial activity of the following general formula: ##STR1## wherein R.sup.1 is hydrogen or acyl group, R.sup.2 is hydroxy or acyloxy, R.sup.3 is hydroxysulfonyloxy, and R.sup.4 is hydrogen or carbamoyl, with proviso that R.sup.1 is not palmitoyl, when R.sup.2 is hydroxy, R.sup.3 is hydroxysulfonyloxy and R.sup.4 is carbamoyl, and a pharmaceutically acceptable salt thereof.
Cyclic polypeptide with antibiotic activity and a process for preparation thereof
申请人:FUJISAWA PHARMACEUTICAL CO., LTD.
公开号:EP0729974A1
公开(公告)日:1996-09-04
A polypeptide compound of the following general formula :
whereinR1 is acyl group,
R2 is acyloxy,
R3 is hydrogen and
R4 is hydrogen
and a pharmaceutically acceptable salt thereof, a process for its preparation and pharmaceutical compositions comprising it. The invention relates also to use of the compound for the manufacture of a medicament for treating or preventing infectious diseases.
Pharmaceutical composition against Pneumocystis carinii
申请人:FUJISAWA PHARMACEUTICAL CO., LTD.
公开号:EP0486011A2
公开(公告)日:1992-05-20
Use of a polypeptide compound of the formula :
wherein
R¹ is hydrogen or acyl group,
R² is hydroxy or acyloxy,
R³ is hydrogen, hydroxy or hydroxysulfonyloxy,
R⁴ is hydrogen or carbamoyl, and
R⁵ and R⁶ are each hydrogen or hydroxy,
with proviso that
(i) R² is acyloxy, when R³ is hydrogen, and
(ii) R⁵ is hydrogen, when R⁶ is hydrogen,
or a pharmaceutically acceptable salt thereof for the preparation of a medicament for the prevention and/or the treatment of Pneumocystis carinii infection.