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European Union · EMA · Rare diseases

EU orphan designations

Every medicine the European Commission has designated as an orphan medicine for a rare disease, on the EMA's recommendation, with its current status.

Source: European Medicines Agency, orphan designations data (reproduced with acknowledgement of the source). Synced 27 Sep 2026
3,310Orphan designations listed
2,205Currently active
125Designated in the last 12 months
1,069Withdrawn or expired
Maintained by Sreepriya Prasannan
MSc Digital Transformation of Life Sciences (Innopharma Education / Griffith College); MSc & BSc Botany HSE Spark Ignite 2026 โ€” Top 14 finalist
Compiled from EMA orphan designation records ยท Last verified ยท Editorial standards
01

All orphan designations, newest first

3,310 designations · page 3 of 34
SubstanceIntended useStatusDesignated
sodium 2-(3'(-3-(1-(4-(tert-butyl)benzyl)-4-ethyl-5-oxo-4,5-dihydro-1H-1,2,4-triazol-3-yl)propyl)-4-ethoxy-[1,1'-biphenyl]-3-yl)acetate
EU/3/25/3067
Treatment of hepatocellular carcinoma Active (positive) 20 Jun 2025
iloprost
EU/3/25/3066
4 clinical trials →
Treatment of systemic sclerosis Active (positive) 20 Jun 2025
bezuclastinib
EU/3/25/3065
3 clinical trials →
Treatment of mastocytosis Active (positive) 20 Jun 2025
recombinant human ectonucleotide pyrophosphatase/phosphodiesterase 1 fused to the Fc fragment of IgG1
EU/3/25/3064
Treatment of calciphylaxis Active (positive) 22 May 2025
Induced pluripotent stem cells-derived myogenic progenitor cells
EU/3/25/3063
Treatment of Becker muscular dystrophy Active (positive) 22 May 2025
adeno-associated viral vector serotype 2i8 containing the human LAMP2 isoform B transgene
EU/3/25/3062
Treatment of Danon disease Active (positive) 22 May 2025
radiprodil
EU/3/25/3061
4 clinical trials →
Treatment of GRIN-related neurodevelopmental disorder Active (positive) 22 May 2025
Humanised IgG1 monoclonal antibody against human epidermal growth factor receptor 2
EU/3/25/3060
Treatment of gastric cancer Active (positive) 22 May 2025
1-{4-[2-(5-ethoxymethyl-2-methyl-phenylamino)-oxazol-5-yl]-phenyl}-imidazolidin-2-one
EU/3/25/3059
Treatment of acute myeloid leukaemia Active (positive) 22 May 2025
tranilast
EU/3/25/3058
2 clinical trials →
Treatment of idiopathic pulmonary fibrosis Active (positive) 22 May 2025
Equine polyclonal immunoglobulin F(ab')2 fragments against ricin
EU/3/25/3057
Treatment of ricin poisoning Withdrawn 22 May 2025
Doxorubicin, liposomal, pegylated
EU/3/25/3056
126 clinical trials →
Treatment of soft-tissue sarcoma Active (positive) 22 May 2025
florbetaben (18F)
EU/3/25/3055
Diagnosis of ATTR amyloidosis Active (positive) 22 May 2025
taladegib
EU/3/25/3054
2 clinical trials →
Treatment of idiopathic pulmonary fibrosis Active (positive) 22 May 2025
tertomotide
EU/3/25/3053
Treatment of progressive supranuclear palsy Active (positive) 22 May 2025
Parahydroxybenzoic acid
EU/3/25/3052
Treatment of primary ubiquinone deficiency Active (positive) 16 Apr 2025
sirolimus
EU/3/25/3051
32 clinical trials →
Treatment of familial adenomatous polyposis (FAP) Active (positive) 16 Apr 2025
small-interfering RNA against soluble fms-like tyrosine kinase-1 e15a mRNA, small-interfering RNA against soluble fms-like tyrosine kinase-1 i13 mRNA
EU/3/25/3050
Treatment of pre-eclampsia Active (positive) 16 Apr 2025
humanised IgG1 monoclonal antibody against muscle specific kinase
EU/3/25/3049
Treatment of spinal muscular atrophy Active (positive) 16 Apr 2025
Adeno-associated viral vector serotype LK03 containing the human CFI gene
EU/3/25/3048
Treatment of primary IgA nephropathy Active (positive) 16 Apr 2025
Fragment antibody targeting human TfR1 conjugated to phosphorodiamidate morpholino oligomer
EU/3/25/3047
Treatment of Duchenne muscular dystrophy Active (positive) 16 Apr 2025
vamikibart
EU/3/25/3046
Treatment of non-infectious uveitis Active (positive) 16 Apr 2025
bexmarilimab
EU/3/25/3044
2 clinical trials →
Treatment of myelodysplastic syndromes Active (positive) 25 Mar 2025
povetacicept
EU/3/25/3043
4 clinical trials →
Treatment of primary IgA nephropathy Active (positive) 25 Mar 2025
extract from Cannabis flower, containing high levels of cannabidiolic acid and
EU/3/25/3042
Treatment of Rett syndrome Active (positive) 25 Mar 2025
allopurinol
EU/3/25/3041
7 clinical trials →
Treatment of Marfan syndrome Active (positive) 25 Mar 2025
deucrictibant monohydrate
EU/3/25/3040
4 clinical trials →
Treatment of bradykinin-mediated angioedema Active (positive) 25 Mar 2025
single guide RNA containing a sequence complementary to human ALB locus gene, intron 1, target region, Ziclumeran
EU/3/25/3039
Treatment of haemophilia B Active (positive) 25 Mar 2025
adeno-associated virus vector serotype 8 containing the human F9 gene
EU/3/25/3038
Treatment of haemophilia B Active (positive) 25 Mar 2025
ixodes ricinus contact phase inhibitor
EU/3/25/3037
Treatment of non-traumatic spontaneous intracerebral haemorrhage Active (positive) 25 Mar 2025
autologous CD34+ cell enriched population containing haematopoietic stem and progenitor cells transduced ex vivo with a lentiviral vector encoding the human ADโ€ฆ
EU/3/25/3034
Treatment of adenosine deaminase 2 deficiency (DADA2) Active (positive) 27 Feb 2025
adeno-associated virus sector serotype rh74 containing the human SGCG gene
EU/3/25/3031
Treatment of limb-girdle muscular dystrophy Active (positive) 27 Feb 2025
paltusotine
EU/3/25/3035 · now authorised as Palsonify
Treatment of acromegaly Active (positive) 26 Feb 2025
adeno-associated virus serotype rh.10 containing the human PKP2 gene
EU/3/25/3033
Treatment of arrhythmogenic cardiomyopathy caused by pathogenic mutations in the PKP2 gene Active (positive) 26 Feb 2025
(R)-(3-(2'-cyclopropyl-3-(hydroxymethyl)-[1,1'-biphenyl]-4-yl)pyrrolidin-1-yl)(5-hydroxy-6-methylpyridin-2-yl)methanone
EU/3/25/3032
Treatment of Olmsted syndrome Active (positive) 26 Feb 2025
hydroxocobalamin acetate
EU/3/25/3030
Treatment of homocystinuria and/or methylmalonic acidaemia due to genetic defects of intracellular cobalamin processing Active (positive) 26 Feb 2025
volixibat potassium
EU/3/25/3029
2 clinical trials →
Treatment of primary sclerosing cholangitis Active (positive) 26 Feb 2025
epertinib
EU/3/25/3028
Treatment of amyotrophic lateral sclerosis Active (positive) 26 Feb 2025
tafasitamab
EU/3/25/3027
13 clinical trials →
Treatment of follicular lymphoma Active (positive) 26 Feb 2025
adeno-associated virus vector serotype SNY001 containing the human PAH gene
EU/3/25/3026
Treatment of hyperphenylalaninaemia Active (positive) 26 Feb 2025
rimeporide
EU/3/15/1478
Treatment of Duchenne muscular dystrophy Active (positive) 26 Feb 2025
EU/3/05/334
Treatment of X-linked hypohidrotic ectodermal dysplasia (Christ-Siemens-Touraine Syndrome) Active (positive) 26 Feb 2025
autologous T cells transduced with lentiviral vector containing a chimeric antigen receptor directed against CD19
EU/3/24/3011
Treatment of myasthenia gravis Active (positive) 20 Feb 2025
serplulimab
EU/3/22/2731
84 clinical trials →
Treatment of small cell lung cancer Withdrawn 20 Feb 2025
seladelpar
EU/3/17/1930 · now authorised as Lyvdelzi (previously Seladelpar Gilead)
2 clinical trials →
Treatment of primary biliary cholangitis Active (positive) 20 Feb 2025
ornithine phenylacetate
EU/3/11/945
Treatment of acute liver failure Active (positive) 20 Feb 2025
pelabresib monohydrate
EU/3/20/2247
7 clinical trials →
Treatment of myelofibrosis Active (positive) 17 Feb 2025
sutimlimab
EU/3/16/1609 · now authorised as Enjaymo
Treatment of autoimmune haemolytic anaemia Active (positive) 11 Feb 2025
Humanised IgG4 monoclonal antibody against C1q
EU/3/23/2836
Treatment of Guillain-Barrรฉ syndrome Active (positive) 10 Feb 2025
[4-(Methyl-1H-pyrazol-4-yl)-benzyl]-(6[7-(3-pyrrolidin-1-yl-propoxy)-imidazo[1,2-a]pyridin-3-yl]-pyrimidin-4-yl]-amine
EU/3/24/3025
Treatment of gastrointestinal stromal tumours Active (positive) 16 Jan 2025
clofutriben
EU/3/24/3024
2 clinical trials →
Treatment of Cushing's syndrome of endogenous origin Active (positive) 16 Jan 2025
N-(2-Methoxyethyl)-6-methyl-N-[(3-methyl-2-thienyl)methyl]-2-oxo-1,2-dihydropyridine-4-carboxamide
EU/3/24/3023
Treatment of glycogen storage disease type IV Active (positive) 16 Jan 2025
allogenic umbilical cord-derived osteoblast cells
EU/3/24/3022
Treatment of non-traumatic osteonecrosis Active (positive) 16 Jan 2025
camostat mesilate
EU/3/24/3021
Treatment of chronic pancreatitis Active (positive) 16 Jan 2025
adeno-associated virus serotype 9 containing the human RPE65 gene
EU/3/24/3020
inherited retinal dystrophy due to defects in the RPE65 gene Active (positive) 16 Jan 2025
rilzabrutinib
EU/3/24/3019
9 clinical trials →
Treatment of autoimmune haemolytic anaemia Active (positive) 16 Jan 2025
alvelestat
EU/3/24/3018
Treatment of congenital alpha-1 antitrypsin deficiency Active (positive) 16 Jan 2025
volixibat potassium
EU/3/24/3017
2 clinical trials →
Treatment of primary biliary cholangitis Active (positive) 16 Jan 2025
Elraglusib
EU/3/24/3016
Treatment of soft tissue sarcoma Active (positive) 16 Jan 2025
Elraglusib
EU/3/24/3015
Treatment of pancreatic cancer Active (positive) 16 Jan 2025
arsenic trioxide
EU/3/24/3014
11 clinical trials →
Treatment of acute promyelocytic leukaemia Active (positive) 13 Dec 2024
mRNA encoding Cas9-deaminase, single guide RNA against the human TGM1 gene
EU/3/24/3013
Treatment of autosomal recessive congenital ichthyosis Active (positive) 13 Dec 2024
tobevibart
EU/3/24/3012
5 clinical trials →
Treatment of hepatitis delta virus infection Active (positive) 13 Dec 2024
elebsiran
EU/3/24/3010
7 clinical trials →
Treatment of hepatitis delta virus infection Active (positive) 13 Dec 2024
2'-O-4'-C-(S)-ethyl-P-thioadenylyl-(3'-O->5'-O)-2'-O-4'-C-(S)-ethyl-P-thioguanylyl-(3'-O->5'-O)-2'-O-methyl-P-thiocytidylyl-(3'-O->5'-O)-2'-fluoro-P-thioadenylโ€ฆ
EU/3/24/3009
Treatment of autosomal dominant polycystic kidney disease Active (positive) 13 Dec 2024
diazoxide choline
EU/3/24/3008
Treatment of glycogen storage disease type I Active (positive) 13 Dec 2024
diazoxide choline
EU/3/24/3008
Treatment of glycogen storage disease type I Active (positive) 13 Dec 2024
Davunetide
EU/3/24/3007
Treatment of activity-dependent neuroprotective protein (ADNP) syndrome Active (positive) 13 Dec 2024
adeno-associated virus serotype 5 containing the human RORA gene
EU/3/24/3006
Treatment of inherited retinal dystrophies due to dysfunction in the ABCA4 gene Active (positive) 13 Dec 2024
4-(4-(2-(Diethylamino)ethoxy)phenyl)-1-(4-methoxybenzyl)-1H-1,2,3-triazol-5-amine
EU/3/24/3005
Treatment of neurofibromatosis type 2 Active (positive) 13 Dec 2024
monepantel
EU/3/24/3004
Treatment of amyotrophic lateral sclerosis Active (positive) 13 Dec 2024
allogeneic cardiosphere-derived cells
EU/3/24/3003
Treatment of Duchenne muscular dystrophy Active (positive) 13 Dec 2024
Felzartamab
EU/3/24/3002
6 clinical trials →
Treatment of in solid organ transplantation Active (positive) 13 Dec 2024
votoplam
EU/3/24/3001
2 clinical trials →
Treatment of Huntington's disease Active (positive) 13 Dec 2024
roginolisib
EU/3/24/3000
5 clinical trials →
Treatment of uveal melanoma Active (positive) 13 Dec 2024
mitapivat sulfate
EU/3/24/2999
12 clinical trials →
Treatment of sickle cell disease Active (positive) 13 Dec 2024
vosoritide
EU/3/24/2998
9 clinical trials →
Treatment of hypochondroplasia Active (positive) 13 Dec 2024
Colistimethate sodium
EU/3/24/2997
3 clinical trials →
Treatment of cystic fibrosis Active (positive) 13 Dec 2024
divesiran
EU/3/24/2996
Treatment of polycythaemia vera Active (positive) 13 Dec 2024
Curcumin E100, Resveratrol
EU/3/24/2995
2 clinical trials →
Treatment of Dercum disease Active (positive) 11 Nov 2024
Felzartamab
EU/3/24/2994
6 clinical trials →
Treatment of primary IgA nephropathy Active (positive) 11 Nov 2024
4-[[(4-Methoxyphenyl)thio]methyl]-N,N-dimethyl-1H-1,2,3-triazole-1-ethanamine
EU/3/24/2993
Treatment of non-syndromic inherited retinal dystrophies with a rod-dominant phenotype Active (positive) 11 Nov 2024
3-chloro-4-fluorophenyl-(4-fluoro-4-(((5-methylpyrimidin-2-ylmethyl)amino)methyl)piperidin-1yl)methanone
EU/3/24/2992
Treatment of fragile X syndrome Active (positive) 11 Nov 2024
coramitug
EU/3/24/2991
Treatment of ATTR amyloidosis Active (positive) 11 Nov 2024
Mesenchymal stem cells-derived small extracellular vesicles loaded with siRNA against phosphatase and tensin homolog
EU/3/24/2990
Treatment of spinal cord injury Active (positive) 11 Nov 2024
avenciguat
EU/3/24/2989
Treatment of systemic sclerosis Withdrawn 11 Nov 2024
7-ethyl-10-hydroxy-camptothecin
EU/3/24/2988
Treatment of glioma Active (positive) 11 Nov 2024
3-(5-(2-Hydroxy-2-methylpropoxy)-6-methylpyrazin-2-yl)-1H-indole-7-carbonitrile
EU/3/24/2987
Treatment of X-linked spinal and bulbar muscular atrophy (Kennedy's disease) Active (positive) 10 Nov 2024
H-L-Tryptophanyl-L-seryl-glycyl-L-tryptophanyl-L-seryl-L-seryl-L-cysteinyl-L-seryl-L-arginyl-L-seryl-L-cysteinyl-glycyl-OH (disulfide bond), acetate salt
EU/3/24/2986
Treatment of amyotrophic lateral sclerosis Active (positive) 10 Nov 2024
atacicept
EU/3/24/2985
4 clinical trials →
Treatment of primary IgA nephropathy Active (positive) 10 Nov 2024
octreotide hydrochloride
EU/3/24/2984
3 clinical trials →
Treatment of autosomal dominant polycystic liver disease Active (positive) 10 Nov 2024
Interleukin-12, human, recombinant
EU/3/24/2983
Treatment of cutaneous T-cell lymphoma Active (positive) 10 Nov 2024
genetically modified human adenovirus encoding human PH20 hyaluronidase
EU/3/24/2982
Treatment of retinoblastoma Active (positive) 10 Nov 2024
sodium selenate
EU/3/24/2981
Treatment of frontotemporal dementia Active (positive) 10 Nov 2024
navenibart
EU/3/24/2979
3 clinical trials →
Treatment of hereditary angioedema Active (positive) 10 Nov 2024
Ivosidenib
EU/3/24/2978
26 clinical trials →
Treatment of chondrosarcoma Active (positive) 10 Nov 2024
glecirasib
EU/3/24/2977
10 clinical trials →
Treatment of pancreatic cancer Active (positive) 10 Nov 2024
4,9-Dimethyl-6-(4'-aminophenyl)-2H-furo[2,3-h]-1-benzopyran-2-one
EU/3/24/2976
Treatment of cystic fibrosis Active (positive) 10 Nov 2024
resminostat
EU/3/23/2835 · now authorised as Kinselby
Treatment of cutaneous T-cell lymphoma Active (positive) 13 Oct 2024
1-(4-((1R,2S,3R)-1,2,3,4-Tetrahydroxybutyl)-1H-imidazol-2-yl) ethanone oxime
EU/3/23/2830
Treatment of pancreatic cancer Active (positive) 13 Oct 2024

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How this page is built

Every row is copied from the EMA's orphan designations data, reproduced with acknowledgement of the source. Each substance links to its official EMA page.

A daily job downloads the EMA's orphan designations JSON report and lists every designation, newest first. No AI drafting and no editorial pass. See our editorial standards. The the EMA data on this page was last retrieved on 27 Sep 2026.

Please verify before you rely on this. This page is general information for life-science and pharmaceutical professionals. It is not medical advice, and it has not been reviewed by a clinician โ€” our editorial team holds life-science qualifications, not clinical ones. It is not exhaustive and may not reflect the most recent label change. Always check the official prescribing information (US Prescribing Information or EU SmPC) and speak to your doctor or pharmacist before acting on anything here. Drugs in the same class are not automatically interchangeable, and approvals, brand names and indications differ between the US, the EU/Ireland (EMA/HPRA) and other regions. Spotted an error? Tell us โ€” we correct promptly and log it.