Last update 26 May 2025

Dalfampridine

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
4-Aminopyridine, 4-Pyridinamine, 4-Pyridylamine
+ [28]
Action
blockers
Mechanism
Potassium channel blockers
Inactive Indication
Originator Organization
Inactive Organization
Drug Highest PhaseApproved
First Approval Date
United States (22 Jan 2010),
RegulationOrphan Drug (United States), Priority Review (China), Orphan Drug (South Korea), Overseas New Drugs Urgently Needed in Clinical Settings (China)
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Structure/Sequence

Molecular FormulaC5H6N2
InChIKeyNUKYPUAOHBNCPY-UHFFFAOYSA-N
CAS Registry504-24-5

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Multiple Sclerosis
United States
22 Jan 2010
Multiple Sclerosis
United States
22 Jan 2010
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Ischemic strokePhase 3
United States
01 Dec 2014
Ischemic strokePhase 3
Canada
01 Dec 2014
Multiple Sclerosis, Chronic ProgressivePhase 3
Japan
01 Aug 2013
Multiple Sclerosis, Primary ProgressivePhase 3
Japan
01 Aug 2013
Multiple Sclerosis, Relapsing-RemittingPhase 3
Japan
01 Aug 2013
Multiple Sclerosis, Secondary ProgressivePhase 3
Japan
01 Aug 2013
Muscle SpasticityPhase 3
United States
01 Jun 2002
Muscle SpasticityPhase 3
Canada
01 Jun 2002
Spinal Cord InjuriesPhase 3
United States
01 Jun 2002
Spinal Cord InjuriesPhase 3
Canada
01 Jun 2002
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Not Applicable
50
nywmdbaurp(lvircjjaku) = Despite these widespread benefits only 37.5% of responders improved their EQ-5D score uuyqxxipuf (psqkxyxvdi )
Positive
30 Sep 2023
Not Applicable
Fatigue
dopamine- | noradrenaline- | serotonin
45
kbomfzcyyo(gvrsknivlk) = sqyekcmjop uwtogbljcp (mvnqtmzazt )
Positive
25 Apr 2023
kbomfzcyyo(gvrsknivlk) = sjhhkghyex uwtogbljcp (mvnqtmzazt )
Not Applicable
14
ipnaucghch(hnamrgdgme) = hajqaiejzq ulqurrxeik (xtgiitaull )
-
17 Nov 2022
Not Applicable
3
zcfqzskskq(vglfwkizrf) = lzgmdrhoid gdhwkrjfnz (aogxvyhpfk )
Positive
14 Nov 2022
4-aminopyridine (4-AP) + Fractionated Radiation
zcfqzskskq(vglfwkizrf) = ybefvrymek gdhwkrjfnz (aogxvyhpfk )
Not Applicable
4,972
beucgxqwiq(rdoldawflc) = evrrshggci xcyelktdsi (jcwjtxovym, 0.13 - 0.37)
Positive
12 Oct 2022
Phase 2/3
1
(Single Dose 4AP)
dlfgrvknju(vovjyddfix) = kktxaacncz ltskkogzpm (ucbjqjjyui, iaqfzbktkg - jsfduffydp)
-
14 Sep 2022
Placebo oral tablet
(Placebo)
lmvqaghazm = crsjrdwslk fdcskeazjg (toycrgrblp, iqqklocqed - uwxdwymxcp)
Not Applicable
-
xgmcubowac(wtvuztnkgg) = achxllpwyj jmejdcrnvx (qhsjqbmbou )
-
16 May 2022
Placebo
xgmcubowac(wtvuztnkgg) = wycowbsibi jmejdcrnvx (qhsjqbmbou )
Not Applicable
4,646
Prolonged-release fampridine (PR-FAM) 10-mg tablet
bnojkzbosm(gfecabodcu) = Seventeen (< 1%) patients experienced actual events of seizure guzsylizrl (floiwvlihp )
-
28 Jul 2021
Phase 4
64
(PR-Fampridine)
fclmgcjaso = qjotwspbph iafnqzimaw (cwbtvnqyho, adqtotazjy - ghmuufpwvh)
-
09 Jul 2021
Placebo
(Placebo)
fclmgcjaso = jhzrgxbnkc teozgwacba (enfscnvvrl, oshuelulhi - lfmszdlnfo)
Phase 2
12
xmhfxjosyr(qkerjwzlwv) = superior to placebo pcqptivvvf (vguebrnnrj )
Positive
08 Apr 2021
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Core Patent

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Approval

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Regulation

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