ISOPTO CETAMIDE® (sulfacetamide sodium ophthalmic solution USP) 15% and CETAMIDE™ (sulfacetamide sodium ophthalmic ointment, USP) 10% are sterile topical antibacterial agents for ophthalmic use. The active ingredient is represented by the following structural formula:
Chemical name: N-Sulfanilylacetamide monosodium salt monohydrate.
Each mL of solution contains: Active: Sulfacetamide sodium 15% (150 mg/mL). Preservative: Methylparaben 0.05%, Propylparaben 0.01%. Vehicle: 0.5% Hydroxyporpyl Methylcellulose 2910 (viscosity type, 4000 cps). Inactive: Sodium Thiosulfate 0.3%, Dibasic Sodium Phosphate and/or Monobasic Sodium Phosphate (to adjust pH), Purified Water.
pH range between 7.0 and 7.8 DM-02
Each gram of ointment contains: Active: Sulfacetamide Sodium 10% (100 mg). Preservatives: Methylparaben 0.05%, Propylparaben 0.01%. Inactive: White Petrolatum, Anhydrous Liquid Lanolin, Mineral Oil. DM-00