Antimicrobial agents and medium: Standard (Oxoid) discs of Amikacin (30 [micro]g), Cefoperazone (75 [micro]g), Ceftriaxone (30 [micro]g), Ciprofloxacin (5 [micro]g), Colistin (10 [micro]g), Fosfomycin (50 [micro]g), imipenem (10 [micro]g), Polymixin
B (300units), Mueller Hinton Agar (Oxoid UK) and Mueller Hinton broth (Oxoid UK) were used.
Two Bt isolates (MS-SBS- Bt4 and 5) were resistant to kanamycin, ampicillin, tetracyclin and oxytetracyclin and sensitive to polymixin
, streptomycin, bacitracin and neomycin (Table II).
Repeated isolation of Pseudomonas aeruginosa isolates resistant to both polymixins
and carbapenems from 1 patient.
Then there are others which involve all classes of drugs except the polymixin
group of drugs (5).
Furthermore, the addition of polymixin
B (5 mg/L) (16) did not alter any of the effects observed with CRP.
Many of the traditional topical ocular agents we've used in the past to treat bacterial conjunctivitis--including those of the aminoglycoside, polymixin
B combination, and macrolide classes--are less effective than they once were, thanks to increasing resistance.
The lozenges contain polymixin
E (P), tobramycin (T) and amphotericin B (A), which together provide broad spectrum antibacterial and antifungal cover.
Woo and colleagues described the first three cases of Tsukamurella conjunctivitis, all of whom responded to treatment with either polymixin
B-neomycin or chloramphenicol eye drops (7).
The products include bacitracin; bacitracin zinc and polymixin
B sulfate; gentamicin sulfate, neomycin and polymyxin B sulfates and bacitracin zinc; neomycin and polymyxin B sulfates and dexamethasone; neomycin and polymyxin B sulfates; bacitracin zinc and hydrocortisone acetate; and erythromycin ophthalmic ointments USP.
cereus - agar MYP (Mannitol yolk polymixin
agar; Difco), suplementado com 0,1% de Sulfato de Polimixina B (Sigma).
The use of ointments containing polymixin
, neomycin and bacitracin during the evenings is also recommended .
Currently, lyophilized NYCBOH vaccinia containing calf lymph is mixed with a diluent containing polymixin
B, streptomycin, chlortetracycline, and neomycin to a titer of [greater than or equal to] [10.sup.8] pfu/mL.