
NOT FOR INJECTION – FOR OPHTHALMIC USE ONLY. Patients under therapy with MAO inhibitors may experience a severe hypertensive crisis if given a sympathomimetic drug. Use in children, especially infants, may result in CNS depression leading to coma and marked reduction in body temperature.
Remove contact lenses before using.
There is currently no manufacturer warning information available for this drug.
NAPHCON® FORTE (Naphazoline Hydrochloride Ophthalmic Solution USP), 0.1% is indicated for use as a topical ocular vasoconstrictor.
NAPHCON® FORTE (Naphazoline Hydrochloride Ophthalmic Solution USP), 0.1% is a sterile preparation. Naphazoline HCl, an ocular vasoconstrictor, is an imidazoline derivative sympathomimetic amine. It occurs as a white, odorless crystalline powder having a bitter taste and is freely soluble in water and in alcohol. The active ingredient is represented by the structural formula:

C14H14N2HCl
MW=246.74
Chemical name:
2-(1-naphthylmethyl)-2-imidazoline monohydrochloride
Each mL contains: Active: Naphazoline Hydrochloride 0.1%. Preservative: Benzalkonium Chloride 0.01%. Inactives: Boric Acid, Sodium Chloride, Potassium Chloride, Edetate Disodium, Sodium Carbonate and/or Hydrochloric Acid (to adjust pH), Purified Water. DM-00
The solution has a pH of 5.5 to 7.0.