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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 2 of 34
SubstanceIntended useStatusDesignated
humanised IgG1 kappa monoclonal antibody against pregnancy-associated plasma protein A
EU/3/25/3161
Treatment of autosomal dominant polycystic kidney disease Active (positive) 9 Dec 2025
orvepitant maleate
EU/3/25/3159
Treatment of idiopathic pulmonary fibrosis Withdrawn 21 Nov 2025
resecabtagene autoleucel
EU/3/25/3158
Treatment of systemic sclerosis Active (positive) 21 Nov 2025
Infigratinib
EU/3/25/3157
3 clinical trials →
Treatment of hypochondroplasia Active (positive) 21 Nov 2025
Felzartamab
EU/3/25/3156
6 clinical trials →
Treatment of primary membranous nephropathy Active (positive) 21 Nov 2025
zanidatamab
EU/3/25/3155
14 clinical trials →
Treatment of oesophageal cancer Active (positive) 21 Nov 2025
antisense oligonucleotide against ABCA4 pre-mRNA
EU/3/25/3154
Treatment of non-syndromic inherited retinal dystrophies due to defects in the ABCA4 gene Active (positive) 21 Nov 2025
vopimetostat
EU/3/25/3153
Treatment of pancreatic cancer Active (positive) 21 Nov 2025
2'-O-(2-Methoxyethyl) modified antisense oligonucleotide against MECP2 pre-mRNA
EU/3/25/3152
Treatment of MECP2 duplication syndrome Active (positive) 21 Nov 2025
leuconostoc citreum, strain G511, live
EU/3/25/3151
Treatment of primary sclerosing cholangitis Active (positive) 21 Nov 2025
surovatamig
EU/3/25/3150
9 clinical trials →
Treatment of B-lymphoblastic leukaemia/lymphoma Active (positive) 21 Nov 2025
(S)-1-(2,2-Difluoroethyl)-3-(difluoromethyl)-N-(1-(3-(2-methoxypyridin-4-yl)-1,2,4-oxadiazol-5-yl)ethyl)-1H-pyrazole-5-carboxamide
EU/3/25/3149
Treatment of KCNT1-related epilepsy and neurodevelopmental disorders Active (positive) 21 Nov 2025
2-(3-Chlorophenyl)-N-[6-(trifluoromethyl)-1,3-benzothiazol-2-yl]acetamide
EU/3/25/3148
Treatment of amyotrophic lateral sclerosis Active (positive) 21 Nov 2025
nangibotide
EU/3/25/3147
Treatment of sickle cell disease Active (positive) 21 Nov 2025
autologous peripheral blood-derived CD34+ haematopoietic stem and progenitor cells transduced with a lentiviral vector containing the murine Glb1 gene
EU/3/25/3146
Treatment of Glb1-related disorders Active (positive) 22 Oct 2025
soquelitinib
EU/3/25/3145
3 clinical trials →
Treatment of peripheral T-cell lymphoma Active (positive) 20 Oct 2025
fenfluramine hydrochloride
EU/3/25/3144
Treatment of Rett syndrome Active (positive) 20 Oct 2025
ceruloplasmin
EU/3/25/3143
Treatment of congenital aceruloplasminemia Active (positive) 20 Oct 2025
mezagitamab
EU/3/25/3142
4 clinical trials →
Treatment of primary IgA nephropathy Active (positive) 20 Oct 2025
glial cell line-derived neurotrophic factor;sodium butyrate
EU/3/25/3141
Treatment of Hirschsprung's disease Active (positive) 20 Oct 2025
risvutatug rezetecan
EU/3/25/3140
2 clinical trials →
Treatment of pulmonary neuroendocrine carcinoma Active (positive) 20 Oct 2025
bevantolol hydrochloride
EU/3/25/3139
Treatment of Huntington's disease Active (positive) 20 Oct 2025
sutacimig
EU/3/25/3138
Treatment of Glanzmann thrombasthenia Active (positive) 20 Oct 2025
Unasnemab
EU/3/25/3137
Treatment of amyotrophic lateral sclerosis Active (positive) 20 Oct 2025
ozisiran
EU/3/25/3136
Treatment of Glanzmann thrombasthenia Active (positive) 20 Oct 2025
iniparib
EU/3/25/3175
Treatment of glioma Active (positive) 12 Sep 2025
cyclo(arginyl-glycyl-aspartyl-D-tyrosyl-lysyl)-nizaracianine-1
EU/3/25/3173
Diagnosis of pancreatic cancer Active (positive) 12 Sep 2025
biotin
EU/3/25/3172
Treatment of biotin-thiamine-responsive basal ganglia disease (BTBGD) Active (positive) 12 Sep 2025
puliretgene parvec
EU/3/25/3171
Treatment of inherited retinal dystrophy due to dysfunction in the CYP4V2-gene Active (positive) 12 Sep 2025
domvanalimab
EU/3/25/3168
11 clinical trials →
Treatment of oesophageal cancer Active (positive) 12 Sep 2025
zimberelimab
EU/3/25/3167
28 clinical trials →
Treatment of gastric cancer Active (positive) 12 Sep 2025
autologous peripheral blood-derived CD34+ haematopoietic stem and progenitor cells transduced with a lentiviral vector containing the human MAN2B1 gene
EU/3/25/3165
Treatment of alpha-mannosidosis Active (positive) 12 Sep 2025
human IgG1 monoclonal antibody against tumor necrosis factor receptor superfamily member 1B
EU/3/25/3164
Treatment of cutaneous T-cell lymphoma Active (positive) 12 Sep 2025
zimberelimab
EU/3/25/3163
28 clinical trials →
Treatment of oesophageal cancer Active (positive) 12 Sep 2025
adeno-associated virus vector serotype 6.2 containing human TERT gene
EU/3/25/3160
Treatment of idiopathic pulmonary fibrosis Active (positive) 12 Sep 2025
methotrexate
EU/3/25/3135
97 clinical trials →
Treatment of primary large B-cell lymphoma of immune-privileged sites Active (positive) 22 Aug 2025
sonpiretigene isteparvovec
EU/3/25/3134
Treatment of non-syndromic macular dystrophy Active (positive) 22 Aug 2025
sonpiretigene isteparvovec
EU/3/25/3132
Treatment of non-syndromic inherited retinal dystrophies of the cone-dominant phenotype Active (positive) 22 Aug 2025
sonpiretigene isteparvovec
EU/3/25/3131
Treatment of non-syndromic inherited retinal dystrophies of the rod-dominant phenotype Active (positive) 22 Aug 2025
sonpiretigene isteparvovec
EU/3/25/3130
Treatment of syndromic inherited retinal dystrophies of the cone-dominant phenotype Active (positive) 22 Aug 2025
sonpiretigene isteparvovec
EU/3/25/3129
Treatment of syndromic inherited retinal dystrophies of the rod-dominant phenotype Active (positive) 22 Aug 2025
7-ethyl-10-hydroxycamptothecin
EU/3/25/3128
Treatment of pancreatic cancer Active (positive) 22 Aug 2025
varegacestat
EU/3/25/3127
Treatment of soft tissue sarcoma Active (positive) 22 Aug 2025
temozolomide
EU/3/25/3125
97 clinical trials →
Treatment of glioma Active (positive) 22 Aug 2025
mezagitamab
EU/3/25/3124
4 clinical trials →
Treatment of immune thrombocytopenia Active (positive) 22 Aug 2025
leniolisib
EU/3/25/3123
4 clinical trials →
Treatment of common variable immunodeficiency (CVID) Active (positive) 22 Aug 2025
darovasertib
EU/3/25/3122
5 clinical trials →
Treatment of uveal melanoma Active (positive) 22 Aug 2025
brepocitinib
EU/3/25/3121
2 clinical trials →
Treatment of idiopathic inflammatory myopathy Active (positive) 22 Aug 2025
rilzabrutinib
EU/3/25/3120
9 clinical trials →
Treatment of immunoglobulin G4-related disease Active (positive) 22 Aug 2025
zilurgisertib
EU/3/25/3119
Treatment of fibrodysplasia ossificans progressiva Active (positive) 22 Aug 2025
mRNA encoding Cas12HF endonuclease, Single guide RNA against the human HAO1 gene
EU/3/25/3118
Treatment of primary hyperoxaluria Active (positive) 22 Aug 2025
3-tert-butyl-N-{(1R)-1-[4-(6-{6-[4-({1-[4-(2,4-dioxo-1,3-diazinan-1-yl)phenyl]piperidin-4-yl}methyl)piperazin-1-yl]pyridin-3-yl}-7H-pyrrolo[2,3-d]pyrimidin-4-yโ€ฆ
EU/3/25/3117
Treatment of lymphoplasmacytic lymphoma Active (positive) 22 Aug 2025
gildeuretinol, gildeuretinol acetate
EU/3/25/3115
Treatment of non-syndromic inherited retinal dystrophies due to defects in the ABCA4 gene Active (positive) 22 Aug 2025
RNA editing antisense oligonucleotide against the Z mutation of the human SERPINA1 mRNA transcript, sodium salt
EU/3/25/3114
Treatment of alpha-1 antitrypsin deficiency Withdrawn 22 Aug 2025
acetylcysteine amide
EU/3/25/3113
Treatment of hereditary cerebral amyloid angiopathies Active (positive) 22 Aug 2025
lentiviral vector containing the human MMUT transgene
EU/3/25/3112
Treatment of methylmalonic acidaemia Active (positive) 22 Aug 2025
pegtarazimod
EU/3/25/3111
Treatment of graft-versus-host disease Active (positive) 22 Aug 2025
emugrobart
EU/3/25/3110
Treatment of spinal muscular atrophy Active (positive) 22 Aug 2025
adeno-associated virus serotype 9 vector containing the human NDP gene
EU/3/25/3109
Treatment of NDP gene-related disorders Active (positive) 22 Aug 2025
cladribine
EU/3/25/3108
7 clinical trials →
Treatment of acute myeloid leukaemia Active (positive) 22 Aug 2025
allogeneic cultured postnatal thymus-derived tissue
EU/3/25/3107
Treatment of congenital athymia Active (positive) 22 Aug 2025
RNA, [P-deoxy-P-(dimethylamino)](2',3'-dideoxy-2',3'-imino-2',3'-seco)(2'a->5') (C-A-G-C-A-G-C-A-G-C-A-G-C-A-G-C-A-G-C-A-[2'a-[39-[[1-acetyl-L-prolyl-L-lysyl-Lโ€ฆ
EU/3/25/3105
Treatment of dystrophic myotonia Active (positive) 22 Aug 2025
4-(2-{[2-Amino-6-(3-chloro-2-methylphenyl)pyrimidin-4-yl]amino}ethyl)benzene-1-sulfonamide
EU/3/25/3104
Treatment of acute myeloid leukaemia Active (positive) 22 Aug 2025
admilparant
EU/3/25/3103
3 clinical trials →
Treatment of idiopathic pulmonary fibrosis Active (positive) 22 Aug 2025
mecasermin rinfabate
EU/3/25/3102
Prevention of bronchopulmonary dysplasia Active (positive) 22 Aug 2025
botaretigene sparoparvovec
EU/3/16/1715
Treatment of inherited retinal dystrophies due to defects in the RPGR gene Active (positive) 23 Jul 2025
adeno-associated viral vector serotype 9 containing the human CTNNB1 gene
EU/3/25/3101
Treatment of autosomal dominant polycystic kidney disease Active (positive) 18 Jul 2025
Elafibranor
EU/3/25/3100
5 clinical trials →
Treatment of primary sclerosing cholangitis Active (positive) 18 Jul 2025
telitacicept
EU/3/25/3099
22 clinical trials →
Treatment of myasthenia gravis Active (positive) 18 Jul 2025
human bispecific monoclonal antibody targeting ALK1 and BMPRII
EU/3/25/3098
Treatment of hereditary haemorrhagic telangiectasia Active (positive) 18 Jul 2025
humanised IgG1 kappa monoclonal antibody against tyrosine-protein phosphatase non-receptor type substrate 1, signal-regulatory protein beta-1 and signal-regulaโ€ฆ
EU/3/25/3097
Treatment of haemophagocytic lymphohistiocytosis Active (positive) 18 Jul 2025
aglatimagene besadenovec
EU/3/25/3096
5 clinical trials →
Treatment of pancreatic cancer Active (positive) 18 Jul 2025
luminol monosodium
EU/3/25/3095
Treatment of Duchenne muscular dystrophy Active (positive) 18 Jul 2025
resecabtagene autoleucel
EU/3/25/3094
Treatment of idiopathic inflammatory myopathy Active (positive) 18 Jul 2025
octreotide hydrochloride
EU/3/25/3093
3 clinical trials →
Treatment of autosomal dominant polycystic kidney disease Active (positive) 18 Jul 2025
curcumin
EU/3/25/3092
Treatment of Charcot-Marie-Tooth disease Active (positive) 18 Jul 2025
allogeneic peripheral blood-derived T-cells, fratricide-resistant, transduced with a lentivirus vector expressing a chimeric antigen receptor against CD7
EU/3/25/3091
Treatment of acute lymphoblastic leukaemia Active (positive) 18 Jul 2025
avutometinib;defactinib
EU/3/25/3090
5 clinical trials →
Treatment of ovarian cancer Active (positive) 18 Jul 2025
methotrexate
EU/3/25/3089
97 clinical trials →
Treatment of non-syndromic inherited retinal dystrophies of the rod-dominant phenotype Active (positive) 18 Jul 2025
nuvisertib
EU/3/25/3088
Treatment of myelofibrosis Active (positive) 18 Jul 2025
phosphorodiamidate morpholino oligonucleotide against the CUG repeat expansion of the DMPK gene mRNA transcript, conjugated to a cell penetrating peptide
EU/3/25/3087
Treatment of dystrophic myotonia Active (positive) 18 Jul 2025
ribavirin
EU/3/25/3086
Treatment of hepatitis E Active (positive) 18 Jul 2025
Ivosidenib
EU/3/25/3085
26 clinical trials →
Treatment of myelodysplastic syndromes Active (positive) 18 Jul 2025
palmitoyl-conjugated tricyclo-DNA antisense oligonucleotide 5'-Palm-C6-*GGA GAT GgC AGT TTC-3
EU/3/25/3084
Treatment of Duchenne muscular dystrophy Active (positive) 18 Jul 2025
sonlicromanol hydrochloride
EU/3/25/3083
2 clinical trials →
Treatment of inherited mitochondrial oxidative phosphorylation defects Active (positive) 18 Jul 2025
zanidatamab
EU/3/21/2458
14 clinical trials →
Treatment of biliary tract cancer Active (positive) 27 Jun 2025
Elesclomol-copper
EU/3/23/2858
Treatment of Menkes disease Active (positive) 22 Jun 2025
2-[[Hydroxy[(R)-2-[((5Z,8Z,11Z,14Z)-eicosa-5,8,11,14-tetraenoyl)oxy]-3-(octadecyloxy)propoxy]phosphoryl]oxy]ethan-1-amine
EU/3/25/3081
Treatment of Rett syndrome Active (positive) 20 Jun 2025
2-(2-(2-[2-(4-Benzothiazol-2-yl-phenoxy)-ethoxy]-ethoxy)-ethoxy)-ethanol
EU/3/25/3080
Treatment of amyotrophic lateral sclerosis Active (positive) 20 Jun 2025
3-(Carbamoylamino)-5-[2-(3-fluorophenyl)ethynyl]-N-[(3S)-piperidin-3-yl]thiophene-2-carboxamide hydrochloric acid
EU/3/25/3079
Treatment of acute myeloid leukaemia Active (positive) 20 Jun 2025
3-((4-(1-((1-(6-(((S)-2,6-Dioxopiperidin-3-yl)carbamoyl)pyridin-3-yl)piperidin-4-yl)methyl)piperidin-4-yl)phenyl)amino)-5-((R)-3-(3-methyl-2-oxoimidazolidin-1-โ€ฆ
EU/3/25/3078
Treatment of lymphoplasmacytic lymphoma Active (positive) 20 Jun 2025
Humanised IgG1 monoclonal antibody against adrenocorticotropic hormone
EU/3/25/3077
Treatment of congenital adrenal hyperplasia Active (positive) 20 Jun 2025
4-Amino-1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-(hydroxymethyl)pyrimidin-2-one
EU/3/25/3076
Treatment of glioma Active (positive) 20 Jun 2025
Exidavnemab
EU/3/25/3075
Treatment of multiple system atrophy Active (positive) 20 Jun 2025
Alpha-N-acetyl glucosaminidase fused to a humanised monoclonal antibody against transferrin receptor
EU/3/25/3073
Treatment of mucopolysaccharidosis type IIIB (Sanfilippo B syndrome) Active (positive) 20 Jun 2025
Dipalmitoyl hydroxyproline
EU/3/25/3072
Treatment of Netherton syndrome Active (positive) 20 Jun 2025
beta-lapachone
EU/3/25/3071
Treatment of primary sclerosing cholangitis Active (positive) 20 Jun 2025
empasiprubart
EU/3/25/3070
10 clinical trials →
Treatment of multifocal motor neuropathy Active (positive) 20 Jun 2025
Humanised IgG4 bispecific monoclonal antibody against sclerostin and dickkopf-related protein 1
EU/3/25/3069
Treatment of osteogenesis imperfecta Active (positive) 20 Jun 2025
1-(3-Bromobenzyl)-N3-(3,4-dichlorophenyl)-1H-1,2,4-triazole-3,5-diamine
EU/3/25/3068
Treatment of radiation induced maculopathy Active (positive) 20 Jun 2025

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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.