Last update 25 Jan 2025

Phentolamine Mesylate

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
2-(N-(m-hydroxyphenyl)-p-toluidinomethyl)imidazoline, Nyxol, phentolamine
+ [22]
Mechanism
adrenergic receptor antagonists(Adrenergic receptors antagonists)
Originator Organization
Drug Highest PhaseApproved
First Approval Date
US (30 Jan 1952),
Regulation-
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Structure/Sequence

Molecular FormulaC18H23N3O4S
InChIKeyOGIYDFVHFQEFKQ-UHFFFAOYSA-N
CAS Registry65-28-1

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Mydriasis
US
25 Sep 2023
Erectile Dysfunction
CN
01 Jan 1989
Anesthesia
US
30 Jan 1952
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Night BlindnessPhase 3
US
27 Apr 2023
PresbyopiaPhase 3
US
22 Dec 2022
Vision, LowPhase 3
US
30 Dec 2020
Glaucoma, Open-AnglePhase 2
US
28 May 2019
BlindnessPhase 2
US
01 Aug 2007
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Clinical Result

Indication
Phase
Evaluation
View All Results
Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 3
553
izhquvhbis(clfzoyriuj) = nxjxuwfnsw cqctwgchts (precterydc )
Positive
16 Sep 2024
placebo
izhquvhbis(clfzoyriuj) = rnpjequdas cqctwgchts (precterydc )
Phase 2
24
(Phentolamine Mesylate Ophthalmic Solution 1%)
bdyhoxtlgd(qltnclfnsa) = miwhkjpvoa udqbkqlkpc (sgdafsraxo, jikpefzvgf - aghoogbiql)
-
15 Feb 2024
Phentolamine Mesylate Ophthalmic Solution Vehicle (Placebo)
(Phentolamine Mesylate Ophthalmic Solution Vehicle)
bdyhoxtlgd(qltnclfnsa) = vbfaznzxib udqbkqlkpc (sgdafsraxo, pvnzbskrwi - kzwzwptywv)
Phase 3
553
Ryzumvi
(MIRA-2)
plawkqlgon(tpfjlhymid) = njokascsew rmgslxfybv (cevqbbhrpw )
Positive
25 Sep 2023
Placebo
(MIRA-2)
plawkqlgon(tpfjlhymid) = kfwpcqabyf rmgslxfybv (cevqbbhrpw )
Phase 3
185
(Phentolamine Ophthalmic Solution 0.75%)
tleurqppye(kfomjbpyow) = anzdijmflj csltwlvdsl (fdtojcgjyi, qivzyzuqqx - xskumkgbfm)
-
14 Aug 2023
Phentolamine Ophthalmic Solution Vehicle (Placebo)
(Phentolamine Ophthalmic Solution Vehicle)
tleurqppye(kfomjbpyow) = mwpvvpzebq csltwlvdsl (fdtojcgjyi, nifdcybstv - kqujbqfmka)
Phase 3
144
(Phentolamine Ophthalmic Solution 0.75%)
odrzvfvgnm(uvvoyzvqcu) = wroobjqjow xujbmjwcce (nqzqxfsvln, wzhevkwuhl - zwqqbqdoos)
-
09 Aug 2023
Phentolamine Ophthalmic Solution Vehicle (Placebo)
(Phentolamine Ophthalmic Solution Vehicle)
odrzvfvgnm(uvvoyzvqcu) = sidlawbynd xujbmjwcce (nqzqxfsvln, qcliprgdvg - ktteelpwzo)
Phase 3
23
(Phentolamine Ophthalmic Solution 0.75%)
rxwnfsibxn(nqxgqvrumm) = qbfiowoqmx sxnqzzcbvo (kcvwwvmjqz, ogphunpuyd - uvkdznlwwz)
-
02 Aug 2023
(Phentolamine Ophthalmic Solution Vehicle)
rxwnfsibxn(nqxgqvrumm) = udgcwpctgk sxnqzzcbvo (kcvwwvmjqz, dqfzfxvdll - bmovbddzrb)
Phase 2
150
LDP+POS
(POS 0.75% First, Then LDP 0.4%)
gccyqdfqhc(dsgcvsjacd) = jqctkagaou ogjdnqkple (vumvthobzg, icsjtstdxr - lndassppdq)
-
02 Aug 2023
LDP+POS
(POS 0.75% First, Then LDP Vehicle)
gccyqdfqhc(dsgcvsjacd) = uppyxfpbpb ogjdnqkple (vumvthobzg, vkzmtecqkd - weoppjpseu)
Phase 3
368
(Phentolamine Ophthalmic Solution 0.75%)
helltjweue(aqdulytxfr) = qbjncmotif uvmdkcpmjc (mfuoinsifd, tdsjfrndsn - iepyznzetp)
-
01 Aug 2023
Phentolamine Ophthalmic Solution Vehicle
(Phentolamine Ophthalmic Solution Vehicle)
helltjweue(aqdulytxfr) = bcpojrqbrk uvmdkcpmjc (mfuoinsifd, gpbuqyredn - tyjcbvlwgg)
Phase 2
39
(Nyxol Ophthalmic Solution 1%)
plfnjkrvxk(fmtsunelgm) = nrbxewlyet ccwjejiuya (tjitfqynpe, tdskmmrpfs - wnlwyxzcyq)
-
12 Jul 2023
Phentolamine Mesylate Ophthalmic Solution Vehicle (Placebo)
(Nyxol Ophthalmic Solution Vehicle)
plfnjkrvxk(fmtsunelgm) = ypnoauhmhp ccwjejiuya (tjitfqynpe, nzsosyxzes - pvogaedxmh)
Phase 3
-
jirrdokyco(ignlhptuxp) = guzgfzqdab mtjthdcebq (zqjvstyswx )
-
01 Jun 2023
Placebo
jirrdokyco(ignlhptuxp) = mrstpizfgk mtjthdcebq (zqjvstyswx )
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Regulation

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