Farmakologik xususiyatlari
Sivulan to'rtinchi avlod tsefalosporin antibiotikidir. Sivulan bakteriyalarning hujayra devorini sintezini inhibe qilish orqali ta'sir etuvchi bakteritsid moddadir. Sivulan in vitro keng spektrli ta'sirga ega bo'lib, ko'plab grammanfiy va grammusbat bakteriyalarni qamrab oladi. Sivulan ko'pchilik beta-laktamazlar tomonidan gidrolizga yuqori chidamlilikka ega va grammanfiy bakteriyalarning hujayralariga tez kiradi. Bakteriya hujayralari ichida Cefepimning molekulyar maqsadlari penitsillin bilan bog'lanadigan oqsillardir (PBP). Cefepim quyida keltirilgan mikroorganizmlarning ko'pchilik shtammlariga nisbatan in vitro va klinik infeksiyalarda faol.
Cefepim grammusbat aerob bakteriyalarga nisbatan faol: Staphylococcus aureus (β-laktamazalarni ishlab chiqaruvchi shtamllarni o'z ichiga oladi), Staphylococcus epidermidis (β-laktamazalarni ishlab chiqaruvchi shtamllarni o'z ichiga oladi), boshqa Staphylococcus spp. shtammlari (Staphylococcus hominis, Staphylococcus saprophyticusni o'z ichiga oladi), Streptococcus pyogenes (A guruhi streptokoklari), Streptococcus agalactiae (B guruhi streptokoklari), Streptococcus pneumoniae (o'rtacha penitsillinga chidamli shtamllarni o'z ichiga oladi - MIK 0.1 dan 1 mkg/ml gacha), Streptococcus bovis (D guruhi), Streptococcus viridans, boshqa beta-gemolitik streptokoklar (C,G,F guruhlari); grammanfiy aerob bakteriyalarga: Pseudomonas spp. (Pseudomonas aeruginosa, Pseudomonas putida, Pseudomonas stutzeri ni o'z ichiga oladi), Escherichia coli, Klebsiella spp. (Klebsiella pneumoniae, Klebsiella oxytoca, Klebsiella ozaenaeni o'z ichiga oladi), Enterobacter spp. (Enterobacter cloacae, Enterobacter aerogenes, Enterobacter agglomerans, Enterobacter sakazakii ni o'z ichiga oladi), Proteus spp. (Proteus mirabilis, Proteus vulgaris ni o'z ichiga oladi), Acinetobacter calcoaceticus (Acinetobacter anitratus, Acinetobacter lwoffii subtipi), Aeromonas hydrophila, Capnocytophaga spp., Citrobacter spp. (Citrobacter diversus, Citrobacter freundii ni o'z ichiga oladi), Campylobacter jejuni, Gardnerella vaginalis, Haemophilus ducreyi, Haemophilus influenzae (β-laktamazalarni ishlab chiqaruvchi shtamllarni o'z ichiga oladi), Haemophilus parainfluenzae, Hafnia alvei, Legionella spp., Morganella morganii, Moraxella catarrhalis (β-laktamazalarni ishlab chiqaruvchi shtamllarni o'z ichiga oladi), Neisseria gonorrhoeae (β-laktamazalarni ishlab chiqaruvchi shtamllarni o'z ichiga oladi), Neisseria meningitidis, Providencia spp. (Providencia rettgeri, Providencia stuartii ni o'z ichiga oladi), Salmonella spp., Serratia spp. (Serratia marcescens, Serratia liquefaciens ni o'z ichiga oladi), Shigella spp., Yersinia enterocolitica; Anaerob bakteriyalar: Bacteroides spp. (Bacteroides melaninogenicus, boshqa Bacteroides spp. shtammlarini /og'iz bo'shlig'ida/ o'z ichiga oladi), Clostridium perfringens, Fusobacterium spp., Mobiluncus spp., Peptostreptococcus spp., Veillonella spp. Preparatga ba'zi shtammlar Xanthomonas maltophilia (Pseudomonas maltophilia), Bacteroides fragilis, Clostridium difficile ga chidamli. Ko'pchilik enterokok shtammlari (shu jumladan Enterococcus faecalis) va metitsillin chidamli stafilokoklar ko'pchilik tsefalosporin antibiotiklariga, jumladan cefepimga chidamli.