Besifloxacin
Anti-infective · Rx
Trade namesBesivance
Drug classAntibiotic, fluoroquinolone (chlorofluoro)
Strength0.6% suspension (DuraSite)
AvailabilityRx
Mechanism of actionDual-target fluoroquinolone with a chlorine substituent; enhanced activity against resistant staphylococci; no systemic formulation, limiting resistance pressure.
Indication / reason for useBacterial conjunctivitis.
Usual adult dosing1 drop TID (4-7 h apart) for 7 days. Shake before use.
PreservativeBAK 0.01% in DuraSite vehicle
Contact lensesNo lens wear during bacterial conjunctivitis.
Common / important adverse effectsConjunctival redness, blurred vision, eye pain, irritation.
Contraindications & cautionsHypersensitivity.
Pregnancy / lactationLimited data.
Practice notesDuraSite vehicle prolongs contact time on the surface.
Chair-side reference only. Dosing, contraindications and pregnancy guidance here are not exhaustive. Confirm against the current prescribing information and the patient’s full history before prescribing or advising.