Tropicamide Ophthalmic Solution, USP is an anticholinergic prepared as a sterile topical ophthalmic solution in two strengths. The active ingredient is represented by the chemical structure:
Tropicamide ophthalmic solution
Benzeneacetamide, N -ethyl-α-(hydroxymethyl)- N -(4-pyridinylmethyl)-.
Each mL contains: Active: tropicamide 0.5% or 1%. Preservative: benzalkonium chloride 0.01%. Inactives: sodium chloride, edetate disodium, hydrochloric acid and/or sodium hydroxide (to adjust pH), purified water. pH 4.0 - 5.8.