ZYMAXID

Gatifloxacin ophthalmic solution 0.5% was administered to one eye of 6 healthy male subjects each in an escalated dosing regimen starting with a single 2 drop dose, then 2 drops 4 times daily for 7 days, and finally 2 drops 8 times daily for 3 days. At all time points, serum gatifloxacin levels were below the lower limit of quantification (5 ng/mL) in all subjects.

Experience Because clinical studies are conducted under widely varying conditions, adverse reaction rates observed in the clinical studies of a drug cannot be directly compared to rates in the clinical studies of another drug and may not reflect the rates observed in practice. In clinical studies of patients with bacterial conjunctivitis treated with ZYMAXID ® (N=717), the most frequently reported adverse reactions occurring in ≥ 1 % of patients were: worsening of the conjunctivitis, eye irritation, dysgeusia, and eye pain. Additional adverse reactions reported with other formulations of gatif...

The following serious adverse reactions are described elsewhere in the labeling: Hypersensitivity [see Contraindications ( 4 ) and Warnings and Precautions ( 5.1 ) ] Growth of Resistant Organisms With Prolonged Use [see Warnings and Precautions ( 5.2 ) ] Corneal Endothelial Cell Injury [see Warnings and Precautions ( 5.3 ) ] Most common adverse reactions occurring in ≥ 1 % of patients included worsening of conjunctivitis, eye irritation, dysgeusia, and eye pain. ( 6 ) To report SUSPECTED ADVE...

ZYMAXID ® is contraindicated in patients with a history of hypersensitivity to gatifloxacin, to other quinolones, or to any of the components in this medication [see Warnings and Precautions ( 5.1 )] . ZYMAXID ® is contraindicated in patients with a history of hypersensitivity to gatifloxacin, to other quinolones, or to any of the components in this medication. ( 4 )

Hypersensitivity ( 5.1 ) Growth of Resistant Organisms with Prolonged Use ( 5.2 ) Corneal Endothelial Cell Injury ( 5.3 ) 5.1 Hypersensitivity Some patients receiving topical ophthalmic gatifloxacin experienced hypersensitivity reactions including anaphylactic reactions, angioedema (including pharyngeal, laryngeal, or facial edema), dyspnea, urticaria, and itching, even following a single dose. Rare cases of Stevens-Johnson Syndrome were reported in association with topical ophthalmic gatifloxac...