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Phenylephrine Hydrochloride Ophthalmic Solution, USP 2.5% and 10%, is indicated to dilate the pupil.
Phenylephrine Hydrochloride Ophthalmic Solution, USP is a sterile, clear, colorless, topical α-adrenergic agonist for ophthalmic use. The active ingredient is represented by the chemical structure
Chemical Name: (R)-3-hydroxy-α[(methylamino)methyl]benzenemethanol hydrochloride.
Molecular Formula: C9H13NO2.HCl
Molecular Weight: 203.67 g/mol
Each mL of Phenylephrine Hydrochloride Ophthalmic Solution, USP 2.5% contains: ACTIVE: Phenylephrine Hydrochloride 25 mg (2.5%); INACTIVES: Sodium Phosphate Monobasic, Sodium Phosphate Dibasic, Water for Injection. Phosphoric Acid and/or Sodium Hydroxide may be added to adjust pH (4.0 to 7.5). The solution has a tonicity of 340 mOsm/kg; PRESERVATIVE: Benzalkonium Chloride 0.1 mg (0.01%).
Each mL of Phenylephrine Hydrochloride Ophthalmic Solution, USP 10% contains: ACTIVE: Phenylephrine Hydrochloride 100 mg (10%); INACTIVES: Sodium Phosphate Monobasic, Sodium Phosphate Dibasic, Water for Injection. Phosphoric Acid and/or Sodium Hydroxide may be added to adjust pH (4.0 to 7.5). The solution has a tonicity of 985 mOsm/kg; PRESERVATIVE: Benzalkonium Chloride 0.1 mg (0.01%).