发明名称 |
CEFTOLOZANE-TAZOBACTAM PHARMACEUTICAL COMPOSITIONS |
摘要 |
Pharmaceutical compositions can include ceftolozane lyophilized in the absence of tazobactam. |
申请公布号 |
US2015150883(A1) |
申请公布日期 |
2015.06.04 |
申请号 |
US201414531352 |
申请日期 |
2014.11.03 |
申请人 |
Calixa Therapeutics, Inc. |
发明人 |
Jiang Chun;Terracciano Joseph;Damour Nicole Miller;Fogliato Giovanni;Donadelli Giuseppe Alessandro;Resemini Dario |
分类号 |
A61K31/546;A61K31/431 |
主分类号 |
A61K31/546 |
代理机构 |
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代理人 |
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主权项 |
1. A unit dosage form of a pharmaceutical composition formulated for parenteral administration for the treatment of a complicated intra-abdominal infection or a complicated urinary tract infection, the pharmaceutical composition comprising ceftolozane and tazobactam in a ratio of 1,000 mg ceftolozane active per 500 mg of tazobactam active, the pharmaceutical composition obtained by a process comprising the steps of:
a. lyophilizing a first aqueous solution in the absence of tazobactam, the first aqueous solution comprising ceftolozane, at a pH of 6-7 prior to lyophilization to obtain a first lyophilized ceftolozane composition; b. lyophilizing a second solution comprising tazobactam in the absence of ceftolozane to form a second lyophilized tazobactam composition; and c. blending the first lyophilized ceftolozane composition and the second lyophilized tazobactam composition to obtain the antibacterial composition. |
地址 |
Lexington MA US |