Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Implant or insert
Patent
1994-03-18
1996-03-19
Azpuru, Carlos A.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Implant or insert
424451, 424456, 424489, 424DIG15, 514963, 514966, A61K 902, A61K 914, A61K 964
Patent
active
055002218
ABSTRACT:
The present invention relates to a sustained-release suppository preparation characterized by comprising an acidic drug or a salt thereof which can be absorbed by rectal administration and an acidic compound or a pH buffering agent. The sustained-release suppository preparation of the present invention exhibits no rapid increase in blood concentration immediately after the administration and maintains its action for a long period of time. Thus, it is safer and exhibits a better therapeutic effect.
Iwasa Akira
Kasai Shuichi
Kishi Harumi
Murata Masami
Narui Takashi
Azpuru Carlos A.
SS Pharmaceutical Co., Ltd.
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