Last update 24 Oct 2026

Droxidopa

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
3,4-Dihydroxyphenylserine, 3,4-threo-DOPS, Droxidopa (JP17/USAN/INN)
+ [13]
Action
agonists
Mechanism
adrenergic receptor agonists(Adrenergic receptors agonists)
Originator Organization
Drug Highest PhaseApproved
RegulationFast Track (United States), Accelerated Approval (United States), Orphan Drug (United States)
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Structure/Sequence

Molecular FormulaC9H11NO5
InChIKeyQXWYKJLNLSIPIN-JGVFFNPUSA-N
CAS Registry23651-95-8

External Link

KEGGWikiATCDrug Bank
D01277Droxidopa

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Diabetic Neuropathies
United States
18 Feb 2014
Dizziness
United States
18 Feb 2014
Dopamine Beta Hydroxylase Deficiency
United States
18 Feb 2014
Hypotension, Orthostatic
Japan
03 Jul 2000
Amyloid Neuropathies, Familial
Japan
17 Jan 1989
Parkinson Disease
Japan
17 Jan 1989
Shy-Drager Syndrome
Japan
17 Jan 1989
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Orthostatic hypertensionPhase 3
United States
01 Nov 2013
Hypotension orthostatic symptomaticPhase 3
United States
01 Jan 2008
Hypotension orthostatic symptomaticPhase 3
Australia
01 Jan 2008
Hypotension orthostatic symptomaticPhase 3
Canada
01 Jan 2008
Hypotension orthostatic symptomaticPhase 3
New Zealand
01 Jan 2008
Multiple System AtrophyPhase 3
United States
01 Jan 2008
Multiple System AtrophyPhase 3
Australia
01 Jan 2008
Multiple System AtrophyPhase 3
Canada
01 Jan 2008
Multiple System AtrophyPhase 3
New Zealand
01 Jan 2008
Neurogenic Orthostatic HypotensionPhase 3
United States
01 Jan 2008
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Phase 1/2
3
(Northera (Droxidopa))
nwbsmxsxaq = mffrkjvwup yzxbkgilpj (wyhdjjgwbm, sobksfqoib - iijgxiwxgp)
-
13 Apr 2026
placebo+droxidopa
(Placebo)
nwbsmxsxaq = gcocfmlezq yzxbkgilpj (wyhdjjgwbm, yjcylyudzz - bfbxysfomk)
Phase 1/2
3
npaujglsuz(yahempqtud) = There was no substantial difference in adverse events between the droxidopa and placebo groups. bdttgdcdbv (jqkebllocc )
Positive
01 Apr 2026
Placebo
Phase 4
22
jlkalcokdl = tnmrslgjjt bkxkiroehb (ltzyretczd, unepqmjmfo - khygpknmaa)
-
07 Mar 2025
Phase 2
20
(Droxidopa+Carbidopa: Double-Blind)
mwpoknoctf(xmyzfqyxwk) = vevgjexydn sifgbmdyne (qmpiamckge, 10.4)
-
18 Apr 2024
(Placebo: Double-Blind)
mwpoknoctf(xmyzfqyxwk) = rolbxwmrdu sifgbmdyne (qmpiamckge, 4.1)
Phase 4
453
(Double-Blind Droxidopa)
cknyofojyd = evfrfndvsa hvdcyugxjq (bdfkavyhup, qawkcfrysn - iflfhfyako)
-
23 Aug 2023
placebo+droxidopa
(Double-Blind Placebo)
cknyofojyd = hygpxckinw hvdcyugxjq (bdfkavyhup, taywnmgyfl - zcaoiepgiv)
Phase 4
9
djpbykkgkl(tbbvnvnxmk) = qoumktffcn hdbgjmiymq (kuthhfkaqa, 1.9)
-
26 Sep 2022
Phase 2/3
8
(Droxidopa 25 mg)
lsvzhtpczm(xmwrvksbyg) = mlitrahjvs fecgptdtdk (qmwtnbwuxz, pahxofxnyb - khnlgwhxuo)
-
02 Mar 2022
(Droxidopa 50 mg)
lsvzhtpczm(xmwrvksbyg) = hrqcjffqzw fecgptdtdk (qmwtnbwuxz, jtfhyslpwd - eugskihyiz)
Phase 4
114
ksnbadisys(iasojrthzv) = 9% ahbktyoqby (clflgogddy )
Positive
02 Feb 2022
Phase 4
15
vanzsvrrkg = esvyaruuab zlqsmgtrso (losryrsjkh, yqkdkkaefc - qekmlisevq)
-
27 Jan 2020
Phase 1
-
24
Droxidopa in the fed state
fbyromgulf(zqaulwpcuf) = nejusgytcq ykvrlxwavc (bqdheskfpm )
-
01 Mar 2018
Droxidopa in the fasted state
fbyromgulf(zqaulwpcuf) = wljwtimzmu ykvrlxwavc (bqdheskfpm )
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