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Besifloxacin

Phase 4FDA approved 2009

Acute Bacterial Conjunctivitis | Small molecule | Ophthalmology |Bausch + Lomb Corporation|Trials Updated: Mar 24, 2015

Besifloxacin development status

FDA approval May 28, 2009 as Besivance
Approval holderBausch And Lomb
ApplicationNDA022308
Highest phase Phase 4 (NCT01455233)
Phase scored for BLCOPhase 3
Registered trials 10 across 2 sponsors since Jul 2006

Label indication BESIVANCE ® (besifloxacin ophthalmic suspension) 0.6% is indicated for the treatment of bacterial conjunctivitis caused by susceptible isolates of the following bacteria: Aerococcus viridans* CDC coryneform group G Corynebacterium pseudodiphtheriticum* Corynebacterium striatum* Haemophilus influenzae Moraxella catarrhalis* Moraxella lacunata* Pseudomonas aeruginosa* Staphylococcus aureus Staphylococcus epidermidis… FDA label

Besifloxacin target and mechanism

ModalitySmall molecule

Also known as Besifloxacin hydrochloride, Besifloxacin Ophthalmic Suspension 0.6%, Besifloxacin 0.6%, Besivance, BOL-303224-A, ISV-403, BOL-303224

Success Probability

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Market & Valuation

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Trial Design

RandomizedDouble-BlindACTIVE_CONTROLLED
Total Trials6
Total Enrollment2,991

FDA Designations

No designations recorded

Besifloxacin clinical trials

Besifloxacin · 6 trials · 4 indications

Phase 3 2Phase 2 2Phase 1 2
NCT00348348A Study to Investigate the Safety and Efficacy of BOL-303224 in the Treatment of Bacterial ConjunctivitisAcute Bacterial Conjunctivitis
COMPLETED1,161 Analytics
NCT00347932A Study to Determine if 0.6% ISV-403 is Safe and Effective in the Treatment of Bacterial Conjunctivitis.Acute Bacterial Conjunctivitis
COMPLETED957 Analytics
PHASE3COMPLETED
A Study to Investigate the Safety and Efficacy of BOL-303224 in the Treatment of Bacterial Conjunctivitis
Acute Bacterial ConjunctivitisUnlock trial analytics
PHASE3COMPLETED
A Study to Determine if 0.6% ISV-403 is Safe and Effective in the Treatment of Bacterial Conjunctivitis.
Acute Bacterial ConjunctivitisUnlock trial analytics

Study Endpoints

Primary Endpoints

Clinical Resolution
Day 5(+/- 1 day)

Resolution of conjunctival discharge and bulbar conjunctival injection. (mITT, culture confirmed, as treated)

Microbial Eradication
Day 5 (+/- 1 day)

eradication of baseline bacterial infection. modified intent to treat (mITT), culture confirmed, as treated

Clinical Resolution of Baseline Bacterial Conjunctivitis
Day 5 +/- 1 day

The absence (grade 0 on the ordinal scale) of ocular discharge and bulbar conjunctival injection

Microbial Eradication of Baseline Bacterial Infection
Day 5 +/- 1 day

Absence (grade 0 on the ordinal scale) of all ocular bacterial species that were present at or above the threshold value for that species from the Cagle list at baseline.

Clinical Resolution of Baseline Bacterial Conjunctivitis (Day 8 or 9)
Visit 3 - day 8 or 9

Resolution of conjunctival discharge, bulbar conjunctival injection and palpebral conjunctival injection.

Eradication of Baseline Pathogens (Day 8 or 9)
Visit 3 - Day 8 or day 9

Bacterial species eradication of baseline bacterial infection

The Aqueous Humor Drug Concentration.
Visit 2, 1-14 days following screening visit

An aqueous humor specimen was collected from the study eye for determination of drug concentration 60 min after study drug instillation.

Assessment of systemic pharmacokinetics following a single dose and steady-state pharmacokinetics after multiple TID dosing
Blood samples will be collected from 0 to 6 hours on Day 1 and from 0 to 12 hours on Day 6. There will be additional sampling times at 0 hours on Day 2-5.

Secondary Endpoints

Clinical Resolution
Day 8 or Day 9
Microbial Eradication
Day 8 or Day 9
Clinical Resolution of Baseline Bacterial Conjunctivitis
Day 8 or 9
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Study Design & Arms

AllocationRANDOMIZED
MaskingTRIPLE
ModelPARALLEL
PurposeTREATMENT

Treatment Arms

ArmTypeDescription
Moxifloxacin solutionACTIVE_COMPARATORMoxifloxacin hydrochloride ophthalmic solution 0.5%
Besifloxacin SuspensionEXPERIMENTALBesifloxacin hydrochloride ophthalmic suspension 0.6%
ISV-403EXPERIMENTAL0.6% ISV-403 ophthalmic suspension
VehiclePLACEBO_COMPARATORVehicle of ISV-403 ophthalmic suspension
BesifloxacinEXPERIMENTAL0.6% ophthalmic suspension
MoxifloxacinACTIVE_COMPARATORVigamox (moxifloxacin ophthalmic solution, 0.5%)
GatifloxacinACTIVE_COMPARATORZymar (gatifloxacin ophthalmic solution, 0.3%)
BOL-303224-AEXPERIMENTALSystemic exposure of BOL-303224-A following single and multiple topical doses

Interventions

NameTypeDescription
BesifloxacinDRUGBesifloxacin hydrochloride ophthalmic suspension, 0.6% as base, administered TID for 5 days
Moxifloxacin solutionDRUGMoxifloxacin hydrochloride ophthalmic solution 0.5% administered TID for 5 days.
ISV-403DRUGSubjects with bacterial conjunctivitis were randomized to receive 0.6% ISV-403 eye drops three times a day (TID) for 5 days.
VehicleDRUGSubjects with bacterial conjunctivitis were randomized to receive vehicle eye drops three times a day (TID) for 5 days.
Vehicle (Placebo)DRUGVehicle administered to the study eye two times a day for three days.
Besifloxacin hydrochlorideDRUGInstill besifloxacin study medication in the study eye prior to making an incision for cataract extraction surgery.
moxifloxacin hydrochlorideDRUGInstill moxifloxacin study medication in the study eye prior to making an incision for cataract extraction surgery.
gatifloxacinDRUGInstill gatifloxacin study medication in the study eye prior to making an incision for cataract extraction surgery.
BOL-303224-ADRUG1 drop in each eye, TID for 5 days at approximately 6 h intervals, with a final, single dose on the morning of Visit 7 (Day 6).
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Eligibility Criteria

Age Range1 Year to N/A
SexALL
Healthy VolunteersNo

Inclusion Criteria: * Clinical diagnosis of acute bacterial conjunctivitis and exhibit purulent conjunctival discharge and redness in at least one eye. Exclusion Criteria: * Pregnant or nursing females. * Use of any antibiotic within 72 hours of enrollment. * Any disease conditions that could int...

Countries:United States
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Frequently asked questions about Besifloxacin

What is Besifloxacin used for?

Besifloxacin is an ophthalmic antibiotic used to treat bacterial conjunctivitis, including acute bacterial conjunctivitis. It has also been studied for use around cataract extraction, where its concentrations in the aqueous humor of the eye were assessed. It is formulated as an ophthalmic suspension for topical eye use.

Who makes Besifloxacin?

Besifloxacin is developed and marketed by Bausch + Lomb Corporation, which trades under the ticker BLCO. The company is the sponsor behind the clinical development program for the drug, including the trials evaluating its use in bacterial conjunctivitis and in cataract extraction.

What phase is Besifloxacin in?

Besifloxacin has completed Phase 3 clinical development. A Phase 3 trial, NCT00348348, evaluated the safety and efficacy of the drug in acute bacterial conjunctivitis and enrolled 1,161 patients. Additional completed studies include a Phase 2 trial and a Phase 1 trial.

What clinical trials is Besifloxacin in?

Besifloxacin has been studied in three completed trials. NCT00348348 was a Phase 3 trial in acute bacterial conjunctivitis with 1,161 patients. NCT00972777 was a Phase 2 trial in bacterial conjunctivitis with 474 patients, and NCT00824070 was a Phase 1 trial measuring drug concentrations in the aqueous humor of 105 cataract extraction subjects.

Is Besifloxacin the same as Besifloxacin hydrochloride or Besifloxacin Ophthalmic Suspension 0.6%?

Yes. Besifloxacin hydrochloride is the salt form of the drug, and Besifloxacin Ophthalmic Suspension 0.6% is the marketed ophthalmic formulation. These names refer to the same active agent, a small molecule antibiotic in the ophthalmology therapeutic area.

What does Besifloxacin target?

Besifloxacin is a small molecule antibiotic. It acts against the bacteria that cause conjunctivitis, which is why it is formulated as a topical ophthalmic suspension for eye infections. Its development program also assessed its penetration into the aqueous humor of the eye during cataract extraction procedures.