Dorzolamide
Carbonic Anhydrase Inhibitors
Sold as COSOPT · DUOKOPT · APO-DORZO-TIMOP · COSOPT PRESERVATIVE-FREE
- Drug class
- Carbonic Anhydrase Inhibitors
- Availability
- Prescription only
- Routes
- Ophthalmic
- Markets covered
- 3
- Products on record
- 112
Overview
Plain-language summary, compiled from the cited regulatory records
Dorzolamide is a medication classified as a carbonic anhydrase inhibitor [1]. It is approved for treating elevated intraocular pressure in individuals diagnosed with ocular hypertension or open-angle glaucoma [1].
This active ingredient is available under various brand names [N].
This is not medical advice. Consult a qualified healthcare professional.
Regulatory status by market
| Market | Regulator | Products | Last revision |
|---|---|---|---|
| GB United Kingdom | MHRA | 88 | May 15, 2026 |
| CA Canada | Health Canada | 20 | October 16, 2025 |
| US United States | FDA | 4 | January 9, 2026 |
GBUnited Kingdom· MHRA
88 products
Uses
Dorzolamide/Timolol 20mg/ml + 5mg/ml Eye Drops, Solution is indicated in the treatment of elevated intra-ocular pressure (IOP) in patients with open- angle glaucoma or pseudo-exfoliative glaucoma when topical beta-blocker monotherapy is not sufficient.
How to take
CACanada· Health Canada
20 products
Uses
DORZOLAMIDE-TIMOLOL (dorzolamide and timolol) is indicated in the treatment of elevated intraocular pressure (IOP) in patients with: • ocular hypertension • open-angle glaucoma when concomitant therapy is appropriate. 1 Pediatrics Pediatrics (<18 years of age): Safety and effectiveness in children have not been established.
No data are available to Health Canada; therefore, an indication for pediatric use has not been authorized. 4 Geriatrics).
How to take
USUnited States· FDA
4 products
Uses
1 INDICATIONS AND USAGE Dorzolamide Hydrochloride Ophthalmic Solution is indicated in the treatment of elevated intraocular pressure in patients with ocular hypertension or open-angle glaucoma. Dorzolamide Hydrochloride Ophthalmic Solution is a carbonic anhydrase inhibitor indicated for the treatment of elevated intraocular pressure in patients with ocular hypertension or open-angle glaucoma.
( 1 )
How to take
Drug interactions
Known interactions involving Dorzolamide. Select one for details. This list is informational and not a complete interaction checker.
Interaction data compiled from DDInter (academic, CC-BY). Severity classification only - this is not a complete interaction checker and not medical advice.
Sources & citations
- [1]MHRA (UK) · PL001420988 · revised May 15, 2026
- [2]Health Canada (DPD) · 02562138 · revised October 16, 2025
- [3]FDA DailyMed · 0246463c-6c24-46… · revised January 9, 2026 [PDF]
Information on this page is compiled from public regulatory records. Drugvu is not affiliated with any regulator or pharmaceutical manufacturer. This is not medical advice. Always consult a qualified healthcare professional.