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Preservative-Free Timolol maleate — Competitive Intelligence Brief
phase 3
Non-selective beta-adrenergic antagonist
Beta-1 and beta-2 adrenergic receptors
Ophthalmology
Small molecule
Live · refreshed every 30 min
Target snapshot
Preservative-Free Timolol maleate (Preservative-Free Timolol maleate) — Merck Sharp & Dohme LLC. Timolol maleate is a non-selective beta-adrenergic receptor antagonist that reduces intraocular pressure by decreasing aqueous humor production in the eye.
Comparator set (6 drugs)
| Drug | Generic | Sponsor | Phase | Class | Target | Approval / PDUFA |
|---|---|---|---|---|---|---|
| Preservative-Free Timolol maleate TARGET | Preservative-Free Timolol maleate | Merck Sharp & Dohme LLC | phase 3 | Non-selective beta-adrenergic antagonist | Beta-1 and beta-2 adrenergic receptors | |
| Hydrocortisone/ Placebo and Propranolol | Hydrocortisone/ Placebo and Propranolol | University of Dundee | marketed | Glucocorticoid + Beta-blocker combination | Glucocorticoid receptor; Beta-1 and Beta-2 adrenergic receptors | |
| Timolol 0.5% Ophthalmic Solution | Timolol 0.5% Ophthalmic Solution | University of California, Davis | marketed | Beta-adrenergic antagonist | Beta-1 and beta-2 adrenergic receptors | |
| RASi plus carvedilol | RASi plus carvedilol | Federal University of Minas Gerais | marketed | ACE inhibitor or ARB combined with non-selective beta-blocker | Angiotensin II receptor / ACE enzyme; beta-1 and beta-2 adrenergic receptors; alpha-1 adrenergic receptor | |
| Timolol 0.25% Ophthalmic Solution | Timolol 0.25% Ophthalmic Solution | Keith G. LeBlanc, Jr, MD | marketed | Beta-adrenergic antagonist (non-selective beta-blocker) | Beta-1 and beta-2 adrenergic receptors | |
| oral Propranolol | oral Propranolol | Ahmed talaat ahmed aly | marketed | Non-selective beta-adrenergic antagonist (beta-blocker) | Beta-1 and beta-2 adrenergic receptors | |
| tafluprost and dorzolamide/timolol | tafluprost and dorzolamide/timolol | Aristotle University Of Thessaloniki | marketed | Prostaglandin analogue / carbonic anhydrase inhibitor / beta-blocker combination | Prostaglandin F receptor (FP receptor), carbonic anhydrase II, beta-1 and beta-2 adrenergic receptors |
Recent regulatory actions (last 90 days)
Upcoming PDUFA dates (next 180 days)
Patent timeline (forward window)
Sponsor landscape (Non-selective beta-adrenergic antagonist class)
- Allergan · 1 drug in this class
- Merck Sharp & Dohme LLC · 1 drug in this class
- MetroHealth Medical Center · 1 drug in this class
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Cite this brief
Drug Landscape (2026). Preservative-Free Timolol maleate — Competitive Intelligence Brief. https://druglandscape.com/ci/preservative-free-timolol-maleate. Accessed 2026-05-17.
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