FIELD: organic chemistry, antibiotics.
SUBSTANCE: invention relates to cephalosporin antibiotics of the chemical formula: or its pharmaceutically acceptable salt wherein R1 is chosen from the group consisting of the following formula: and R3 is chosen from the group consisting of the following formulae: wherein X represents -NH2, and n = 0 or 1. Invention proposes a method for treatment of infection caused by methicillin-resistant staphylococci that involves administration in a patient needing this treatment the therapeutically effective dose of cephalosporin antibiotic or its salt. Also, invention proposes an antibacterial composition comprising the therapeutically effective dose of cephalosporin antibiotic or its salt and a pharmaceutically acceptable carrier. Invention provides improved treatment method of infection caused by broad spectrum microorganisms resistant to beta-lactam antibiotics.
EFFECT: improved treatment method, valuable medicinal antibacterial properties of antibiotics.
10 cl, 6 tbl, 2 ex
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METHOD OF CEPHALOSPORINE DERIVATIVES SYNTHESIS, SUBSTITUTE OF WHICH HAS A NITROGEN-CONTAINING HETEROCYCLE AT POSITION 3, OR THEIRS PHARMACEUTICALLY COMPATIBLE SALTS WITH ALKALINE METALS | 0 |
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Authors
Dates
2006-08-20—Published
2001-08-23—Filed