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Trusopt vs. Timolol

Dorzolamide is an eye drop medication used to treat high pressure in the eye in people with glaucoma or ocular hypertension. The dosage is 1 drop applied directly into the affected eye(s) three times per day. It's available as a generic only as the brand-name medication Trusopt has been discontinued. Dorzolamide is a sulfa medication, so it might not be the best choice if you have a serious sulfa allergy. Side effects include burning or stinging in the eye and a bitter taste in the mouth.

Treatment of high pressure in the eye in people with:

• Ocular hypertension
• Open-angle glaucoma

• Burning or stinging in the eye (33%)
• Bitter taste (25%)
• Bacterial eye infection (10-15%)
• Allergic reaction in the eye (10%)

• Severe allergic reactions
• Risk for eye infection (from contamination)
• Risk for swelling of the cornea

Timolol is an eye drop medication that's used to lower pressure within the eye and treat glaucoma. This medication belongs to the drug class called beta blockers. Timolol can be used by itself or together with other eye drops. The usual dosage is a drop of timolol into the eye(s) once or twice a day. Common side effects include burning or stinging after you put in the eye drops, but this is generally a temporary feeling. Although the brand name Timoptic was discontinued, the generic version is still available.

• High pressure in the eye caused by ocular hypertension (high pressure inside the eye) or open-angle glaucoma (the most common type of glaucoma)

• Temporary burning or stinging in the eye after using

• Higher risk for heart failure
• Not recommended for people with breathing problems
• Hidden symptoms of low blood sugar
• Hidden symptoms of overactive thyroid
• Worsening of myasthenia gravis