Trusopt
FDA Approves Retinal Implant for Rare Genetic Eye Disease »
"The U.S. Food and Drug Administration today approved the Argus II Retinal Prosthesis System, the first implanted device to treat adult patients with advanced retinitis pigmentosa (RP). The device, which includes a small video camera, transmitter "...
Read the FDA Approves Retinal Implant for Rare Genetic Eye Disease article »
Trusopt
TRUSOPT®
(dorzolamide hydrochloride) Sterile Ophthalmic Solution 2%
DRUG DESCRIPTION
TRUSOPT (dorzolamide hydrochloride) Sterile Ophthalmic Solution is a carbonic anhydrase inhibitor formulated for topical ophthalmic use.
Dorzolamide hydrochloride is described chemically as: (4S-trans)-4-(ethylamino)-5,6-dihydro-6-methyl4H-thieno[2,3-b]thiopyran-2-sulfonamide 7,7-dioxide monohydrochloride. Dorzolamide hydrochloride is optically active. The specific rotation is
α 25° (C=1, water) = ~ -17°.
405
Its empirical formula is C10H16N2O4S3•HCl and its structural formula is:
![]() |
Dorzolamide hydrochloride 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.
TRUSOPT (dorzolamide hydrochloride ophthalmic solution) Sterile Ophthalmic Solution is supplied as a sterile, isotonic, buffered, slightly viscous, aqueous solution of dorzolamide hydrochloride. The pH of the solution is approximately 5.6, and the osmolarity is 260-330 mOsM. Each mL of TRUSOPT 2% contains 20 mg dorzolamide (22.3 mg of dorzolamide hydrochloride). 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.
What are the possible side effects of dorzolamide ophthalmic (Trusopt)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficulty breathing; swelling of your face, lips, tongue, or throat.
Although the risk of serious side effects is low when dorzolamide is used in the eyes, you should be aware of side effects that can occur if the medication is absorbed into your bloodstream.
Stop using dorzolamide ophthalmic and call your doctor at once if you have a serious side effect such as:
- swelling or redness of your eyelids;
- eye redness, pain, discomfort, or sensitivity to...
Read All Potential Side Effects and See Pictures of Trusopt »
What are the precautions when taking dorzolamide hydrochloride ophthalmic solution (Trusopt)?
Before using dorzolamide, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients (such as the preservative benzalkonium chloride), which can cause allergic reactions or other problems. Talk to your pharmacist for more details.
Before using this medication, tell your doctor or pharmacist your medical history, especially of: kidney disease, kidney stones, liver disease.
If you develop an eye infection or injury, or have eye surgery, check with your doctor about whether you should continue to use your current bottle of dorzolamide. You may be advised to start using a new bottle.
Your vision may be temporarily blurred or unstable after applying this drug. Do not drive, use machinery, or...
Last reviewed on RxList: 7/20/2010
This monograph has been modified to include the generic and brand name in many instances.
Additional Trusopt Information
Trusopt - User Reviews
Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
WebMD Daily
Get breaking medical news.







