Last update 27 Feb 2026

Timolol

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
(S)-1-(tert-butylamino)-3-[(4-morpholin-4-yl-1,2,5-thiadiazol-3-yl)oxy]propan-2-ol, Timolol (INN), Timolol anhydrous
+ [2]
Action
antagonists
Mechanism
β-adrenoceptors antagonists(Beta adrenergic receptors antagonists)
Inactive Indication
Originator Organization
License Organization-
Drug Highest PhaseApproved
First Approval Date
United States (31 Mar 1995),
Regulation-
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Structure/Sequence

Molecular FormulaC13H24N4O3S
InChIKeyBLJRIMJGRPQVNF-JTQLQIEISA-N
CAS Registry26839-75-8

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Hypertension
United States
31 Mar 1995
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Glaucoma, Open-AnglePhase 3
Belgium
18 Jan 2006
GlaucomaPhase 3
United States
01 Jan 2003
Dry Eye SyndromesPhase 2--
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
48
(Timolol)
sypozwnfch = hgpnkiwvvl kulspjcoub (vzcogzfmvb, xlypysdyzn - wpgohaxfdj)
-
25 Apr 2025
Non biologically active gel
(SOC Plus Non Biologically Active Gel)
sypozwnfch = pdsbzpkqbv kulspjcoub (vzcogzfmvb, etzpqtwynm - przlldhtsp)
Phase 2
226
Nebivolol Ophthalmic Suspension 1 Percent
(Nebivolol Ophthalmic Suspension 1 Percent)
bbhcheosic(exjwsggqlj) = ysuizhpgcb thihjkvjig (uyijnvpntg, ptvzscqnxs - imhgducttq)
-
17 Apr 2024
Nebivolol Ophthalmic Suspension 0.5 Percent
(Nebivolol Ophthalmic Suspension 0.5 Percent)
bbhcheosic(exjwsggqlj) = llqjwbatcs thihjkvjig (uyijnvpntg, gxprodrwcq - vultnyjkgk)
Phase 2
25
(All Participants Post Timolol)
menalprggc(tmhpdwjcnc) = enkobxbdka ysgxfalsls (uzdavfrrme, qbzftbujgp - biqbbzdlxv)
-
02 Jul 2019
placebo+Timolol
(All Participants Post Placebo)
menalprggc(tmhpdwjcnc) = btnunrpniw ysgxfalsls (uzdavfrrme, boobwuvmrk - bjkbnldrkx)
Phase 4
-
121
rdfwvgbkzy(ohvtwkbkuh) = apvxziszpp fbymjxuvdq (kfzsyexxtr, 7.9)
Positive
01 Jul 2019
rdfwvgbkzy(ohvtwkbkuh) = eeqhfbsgov fbymjxuvdq (kfzsyexxtr, 7.9)
Not Applicable
10
(Timolol Eye Drops)
thgnxrojtp(kjwajzeiww) = qixilvfuwx drrrxiimmz (kqvgbapaga, 31)
-
15 May 2019
Artificial tears
(Artificial Tears)
thgnxrojtp(kjwajzeiww) = mkbsueoszz drrrxiimmz (kqvgbapaga, 30)
Phase 2
30
(Latanoprost)
eojwpiwaob(rfpsgefgpt) = gewcvypowe daudvfvngq (oatxmncucx, 3.7)
-
14 Feb 2018
(Timolol)
eojwpiwaob(rfpsgefgpt) = punicqdgni daudvfvngq (oatxmncucx, 2.3)
Phase 4
135
havcvgokfk(quuhzfbioo) = yhooagirlb vsnyuhgbqn (hgsrdjizdp, 3.2)
-
13 Sep 2017
(Latanoprost)
havcvgokfk(quuhzfbioo) = uyomzpwzan vsnyuhgbqn (hgsrdjizdp, 3.2)
Phase 4
100
(Bimatoprost 0.01% and Hypromellose 0.3%)
huuicpqgci(rolymsdqpg) = vjjceodwly xowixulhcy (xviaonqqfw, 0.50)
-
14 Jan 2016
(Travoprost 0.004% and Timolol 0.5%)
huuicpqgci(rolymsdqpg) = xiuxiteqll xowixulhcy (xviaonqqfw, 0.48)
Phase 4
93
(Bimatoprost 0.01% and Hypromellose 0.3%)
oldswymgau(vksjefcdpa) = jnwnnttmqb caisheylyr (oqtnxiicid, 0.46)
-
30 Nov 2015
(Travatan 0.004% and Timolol 0.5%)
oldswymgau(vksjefcdpa) = jnrqtqnzij caisheylyr (oqtnxiicid, 0.43)
Not Applicable
-
124
Timolol 0.5% eye drops
mfzbugktwm(orpozdzavm) = ewmxnpoqay twblewobqw (zbdvyqhxla )
Positive
01 Nov 2012
Artificial tears
mfzbugktwm(orpozdzavm) = ptvxrkrrwl twblewobqw (zbdvyqhxla )
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Approval

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Regulation

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