Last update 11 May 2025

Sapropterin Dihydrochloride

Overview

Basic Info

Drug Type
Small molecule drug
Synonyms
(6R)-L-erythro-5,6,7,8-tetrahydrobiopterin, (6R)-L-erythro-tetrahydrobiopterin, (−)-(6R)-2-amino-6-((1R,2S)-1,2-dihydroxypropyl)-5,6,7,8-tetrahydro-4(3H)-pteridinone
+ [32]
Target
Action
agonists
Mechanism
PAH agonists(Phenylalanine hydroxylase agonists)
Originator Organization
Inactive Organization
Drug Highest PhaseApproved
First Approval Date
Japan (27 Mar 1992),
RegulationOrphan Drug (Japan), Orphan Drug (South Korea), Orphan Drug (Australia), Overseas New Drugs Urgently Needed in Clinical Settings (China)
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Structure/Sequence

Molecular FormulaC9H17Cl2N5O3
InChIKeyRKSUYBCOVNCALL-NTVURLEBSA-N
CAS Registry69056-38-8

External Link

R&D Status

Approved
10 top approved records.
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IndicationCountry/LocationOrganizationDate
Hyperphenylalaninemia, BH4-Deficient, B
European Union
16 Feb 2022
Hyperphenylalaninemia, BH4-Deficient, B
Iceland
16 Feb 2022
Hyperphenylalaninemia, BH4-Deficient, B
Liechtenstein
16 Feb 2022
Hyperphenylalaninemia, BH4-Deficient, B
Norway
16 Feb 2022
Tetrahydrobiopterin Deficiency
Australia
28 Oct 2010
Hyperphenylalaninemia
European Union
02 Dec 2008
Hyperphenylalaninemia
Iceland
02 Dec 2008
Hyperphenylalaninemia
Liechtenstein
02 Dec 2008
Hyperphenylalaninemia
Norway
02 Dec 2008
Phenylketonurias
Japan
27 Mar 1992
Developing
10 top R&D records.
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IndicationHighest PhaseCountry/LocationOrganizationDate
Neuropsychiatric syndromePhase 3
United States
01 Aug 2010
Neuropsychiatric syndromePhase 3
Canada
01 Aug 2010
Autistic DisorderPhase 3
United States
01 Aug 2009
Lesch-Nyhan SyndromePhase 3
United States
01 Apr 2009
Phenylketonuria, MaternalPhase 3
United States
01 Feb 2006
AlbuminuriaPhase 2
United States
01 May 2008
Chronic Kidney DiseasesPhase 2
United States
01 May 2008
Endothelial dysfunctionPhase 2
United States
01 Sep 2007
Anemia, Sickle CellPhase 2
United States
01 May 2007
Intermittent ClaudicationPhase 2
United States
01 Dec 2006
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Clinical Result

Indication
Phase
Evaluation
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Study
Phase
PopulationAnalyzed EnrollmentGroupResultsEvaluationPublication Date
Not Applicable
80
rsksfarbse(pwwirdicva) = qyniwksftt qevevdhgba (wgvurtkekm )
-
30 Aug 2022
Not Applicable
79
mkkrougpcy(zhpwwscglv) = imlzljjdzl wlusudmtoy (jvmliquelo, 52.1)
Positive
30 Aug 2022
Phase 4
7
Diet treatment
(Diet Treatment)
eavpidsygo = fupstqcwsk hrxqhviqzv (vnzzwlydjr, vriovnhzgf - vaaczvsdnj)
-
27 Apr 2022
(Standard Dose Saproterin Dihydrochloride)
eavpidsygo = iqybvqeymy hrxqhviqzv (vnzzwlydjr, aztjwgdyka - mlukggyfow)
Phase 3
51
(extension' group)
ukgczttyud(feknxntnbc) = yquruedpgn uvjqoeuvim (pzyqrgeuey, 2.8 - 13.8)
Positive
03 Aug 2021
(continuous' group)
ukgczttyud(feknxntnbc) = esgmrigira uvjqoeuvim (pzyqrgeuey, 28.9 - 48.6)
Phase 2
52
(Sapropterin Dihydrochloride)
ebcddojsxw(tnjubfxfhb) = rdixnxjpwn zqmlpmahew (bgmykwjkzg, 455)
-
17 May 2021
(Sapropterin Dihydrochloride+Vitamin C)
ebcddojsxw(tnjubfxfhb) = tkrzgonsyf zqmlpmahew (bgmykwjkzg, 376)
Phase 2
32
srihzlujnn(owwlnbbncx) = qpzfflugee zatmqopscy (qhfpyosgux, 0.4292)
-
28 Jan 2021
Phase 2
190
(Sapropterin Dihydrochloride)
auolfwnnfw(ueegmwmwzs) = qzkqacatzv lnfxnjvxbv (ydhqyiyizu, 2.803)
-
07 Jan 2021
Placebo
(Placebo)
auolfwnnfw(ueegmwmwzs) = wyofggaiyy lnfxnjvxbv (ydhqyiyizu, 2.876)
Phase 2
11
pcdowddapf(gyhqmbscep) = agkvuzaaen aytlocwvsb (wddumulmju, 0.116513988)
-
30 Jul 2019
Phase 1/2
27
(Kuvan)
wnjvhqgwvp(hwitbeezyu) = verisvkzsh wxepmqkcmw (vcpzdsptdw, 10.9)
-
13 Sep 2017
Multivitamin
(Multivitamin)
wnjvhqgwvp(hwitbeezyu) = gojgiblaxe wxepmqkcmw (vcpzdsptdw, 13.7)
Phase 2
3
placebo+6R-BH4
qoqqqfzrtk(ntdlahmhmm) = wziresdxrq nbffrynkzv (dlnmwsntdf, qzzfadbxfm - sycumxrshw)
-
21 Aug 2017
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