SPL Set ID: 8417d162-65a1-4266-bca7-707af1193bf3
1 drug(s) with this SPL Set ID
Dorzolamide hydrochloride ophthalmic solution, USP is a carbonic anhydrase inhibitor formulated for topical ophthalmic use. Dorzolamide hydrochloride USP is described chemically as: (4 S-trans )-4-(ethylamino)-5,6-dihydro-6-methyl-4 H -thieno[2,3- b ]thiopyran-2-sulfonamide 7,7-dioxide monohydrochloride. Dorzolamide hydrochloride is optically active. The specific rotation is: Its empirical formula is C 10 H 16 N 2 O 4 S 3 ∙HCl and its structural formula is: Dorzolamide hydrochloride USP has a molecular weight of 360.9 and a melting point of about 264°C. It is a white to off-white, crystalline powder, which is soluble in water and slightly soluble in methanol and ethanol. Dorzolamide hydrochloride ophthalmic solution, USP is supplied as a sterile, isotonic, buffered, slightly viscous, aqueous solution of dorzolamide hydrochloride USP. The pH of the solution is approximately 5.6, and the osmolarity is 260-330 mOsM. Each mL of dorzolamide hydrochloride ophthalmic solution USP, 2% contains 20 mg dorzolamide (equivalent to 22.3 mg of dorzolamide hydrochloride USP). Inactive ingredients are hydroxyethyl cellulose, mannitol, sodium citrate dihydrate, sodium hydroxide (to adjust pH) and water for injection. Benzalkonium chloride 0.0075% is added as a preservative. Chem1 Chem