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Comparator: dorzolamide hydrochloride — Competitive Intelligence Brief
phase 3
Carbonic anhydrase inhibitor
Carbonic anhydrase II
Ophthalmology
Small molecule
Live · refreshed every 30 min
Target snapshot
Comparator: dorzolamide hydrochloride (Comparator: dorzolamide hydrochloride) — Merck Sharp & Dohme LLC. Dorzolamide hydrochloride inhibits carbonic anhydrase II in the eye, reducing aqueous humor production and lowering intraocular pressure.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Comparator: dorzolamide hydrochloride TARGET | Comparator: dorzolamide hydrochloride | Merck Sharp & Dohme LLC | phase 3 | Carbonic anhydrase inhibitor | Carbonic anhydrase II | |
| Azopt | BRINZOLAMIDE | Novartis | marketed | Carbonic Anhydrase Inhibitor [EPC] | carbonic anhydrase II | 1998-01-01 |
| Xalatan+Cosopt | Xalatan+Cosopt | University of Turin, Italy | marketed | Prostaglandin analog + carbonic anhydrase inhibitor + beta-blocker combination | Prostaglandin F receptor (FP receptor); carbonic anhydrase II; beta-adrenergic receptors | |
| Latanoprost, Dorzolamide | Latanoprost, Dorzolamide | Azienda Socio Sanitaria Territoriale degli Spedali Civili di Brescia | marketed | Prostaglandin analog + Carbonic anhydrase inhibitor combination | Prostaglandin F receptor (FP receptor) and Carbonic anhydrase II | |
| timolol maleate and dorzolamide hydrochloride | timolol maleate and dorzolamide hydrochloride | University of Florida | marketed | Beta-adrenergic antagonist and carbonic anhydrase inhibitor combination | Beta-2 adrenergic receptor (timolol); carbonic anhydrase II (dorzolamide) | |
| dorzolamide/timolol | dorzolamide/timolol | CT Glaucoma Associates | marketed | Carbonic anhydrase inhibitor / Beta-adrenergic antagonist combination | Carbonic anhydrase II / Beta-adrenergic receptors (β1 and β2) | |
| Dorzolamide-timolol-brimonidine and latanoprost | Dorzolamide-timolol-brimonidine and latanoprost | Laboratorios Sophia S.A de C.V. | marketed | Fixed-dose combination of carbonic anhydrase inhibitor, beta-blocker, alpha-2 agonist, and prostaglandin analog | Carbonic anhydrase II, beta-2 adrenergic receptor, alpha-2A adrenergic receptor, prostaglandin F receptor |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Carbonic anhydrase inhibitor class)
- Bausch & Lomb Incorporated · 2 drugs in this class
- Actavis Inc. · 2 drugs in this class
- Beijing Tiantan Hospital · 1 drug in this class
- Merck Sharp & Dohme LLC · 1 drug in this class
- National University Hospital, Singapore · 1 drug in this class
- Padagis LLC · 1 drug in this class
- Rabin Medical Center · 1 drug in this class
- Shahid Beheshti University of Medical Sciences · 1 drug in this class
- Sun Pharmaceutical Industries Limited · 1 drug in this class
- University Health Network, Toronto · 1 drug in this class
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Cite this brief
Drug Landscape (2026). Comparator: dorzolamide hydrochloride — Competitive Intelligence Brief. https://druglandscape.com/ci/comparator-dorzolamide-hydrochloride. Accessed 2026-05-16.
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