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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 9 of 34
SubstanceIntended useStatusDesignated
Loncastuximab tesirine
EU/3/21/2481
6 clinical trials →
Treatment of diffuse large B-cell lymphoma Withdrawn 20 Aug 2021
Bardoxolone methyl
EU/3/21/2480
Treatment of autosomal dominant polycystic kidney disease Active (positive) 20 Aug 2021
allogeneic anti-Epstein Barr virus cytotoxic T lymphocytes expanded ex vivo
EU/3/19/2138
Treatment of post-transplant lymphoproliferative disorder Withdrawn 21 Jul 2021
2-Methoxy-5-[(1Z)-2-(3,4,5-trimethoxyphenyl)ethenyl]-phenol (fosbretabulin tromethamine)
EU/3/04/195
Treatment of anaplastic thyroid cancer Withdrawn 21 Jul 2021
recombinant human ectonucleotide pyrophosphatase/phosphodiesterase 1 fused to the Fc fragment of IgG1
EU/3/21/2479
Treatment of adenosine triphosphate binding cassette transporter protein subfamily C member 6 deficiency Active (positive) 19 Jul 2021
adeno-associated virus vector serotype 1 containing the human GRN gene
EU/3/21/2478
Treatment of frontotemporal dementia Withdrawn 19 Jul 2021
Adeno-associated viral vector serotype Anc80 containing the 3' portion of human OTOF gene, adeno-associated viral vector serotype Anc80 containing the 5' portiโ€ฆ
EU/3/21/2477
Treatment of otoferlin gene-mediated hearing loss Active (positive) 19 Jul 2021
3,5-diiodothyropropionic acid
EU/3/21/2476
Treatment of Allan-Herndon-Dudley syndrome Active (positive) 19 Jul 2021
Infigratinib
EU/3/21/2475
3 clinical trials →
Treatment of achondroplasia Active (positive) 19 Jul 2021
autologous CD34+ hematopoietic stem and progenitor cells genetically modified with the lentiviral vector encoding for the human palmitoyl-protein thioesterase โ€ฆ
EU/3/21/2474
Treatment of neuronal ceroid lipofuscinosis Active (positive) 19 Jul 2021
adeno-associated viral vector serotype 9 containing the human SLC13A5 gene
EU/3/21/2473
Treatment of SLC13A5-epileptic encephalopathy deficiencies Active (positive) 19 Jul 2021
mRNA encoding the human glycogen debranching enzyme
EU/3/21/2472
Treatment of glycogen storage disease type III Active (positive) 19 Jul 2021
humanised IgG2k Fc-modified bispecific monoclonal antibody against CD3 and BCMA
EU/3/21/2471
Treatment of multiple myeloma Withdrawn 19 Jul 2021
pridopidine hydrochloride
EU/3/21/2470
3 clinical trials →
Treatment of amyotrophic lateral sclerosis Active (positive) 19 Jul 2021
EU/3/21/2469
Treatment of chronic myeloid leukaemia Active (positive) 19 Jul 2021
melatonin
EU/3/21/2468
23 clinical trials →
Treatment of non-traumatic spontaneous intracerebral haemorrhage Active (positive) 19 Jul 2021
sirolimus
EU/3/21/2467
32 clinical trials →
Treatment of perivascular epithelioid cell tumours Active (positive) 19 Jul 2021
Lutetium (177Lu) omburtamab barzuxetan
EU/3/21/2466
Treatment of medulloblastoma Active (positive) 19 Jul 2021
Eftansomatropin alfa
EU/3/21/2465
Treatment of growth hormone deficiency Active (positive) 19 Jul 2021
tisagenlecleucel
EU/3/21/2464 · now authorised as Kymriah
5 clinical trials →
Treatment of follicular lymphoma Active (positive) 19 Jul 2021
Itolizumab
EU/3/21/2463
Treatment of graft-versus-host disease Active (positive) 19 Jul 2021
1-(4-(6-chloropyridazin-3-yl)piperazin-1-yl)-2-(4-cyclopropyl-3-fluorophenyl)ethan-1-one
EU/3/21/2462
Treatment of propionic acidaemia Withdrawn 19 Jul 2021
1-(4-(6-chloropyridazin-3-yl)piperazin-1-yl)-2-(4-cyclopropyl-3-fluorophenyl)ethan-1-one
EU/3/21/2461
Treatment of pantothenate kinase-associated neurodegeneration Withdrawn 19 Jul 2021
saroglitazar magnesium
EU/3/21/2460
5 clinical trials →
Treatment of primary biliary cholangitis Active (positive) 19 Jul 2021
synthetic double-stranded siRNA oligonucleotide directed against apolipoprotein C-III mRNA and covalently linked to a ligand containing three N-acetylgalactosaโ€ฆ
EU/3/21/2459 · now authorised as Redemplo
Treatment of familial chylomicronaemia syndrome Active (positive) 19 Jul 2021
zanidatamab
EU/3/21/2458 · now authorised as Ziihera
14 clinical trials →
Treatment of biliary tract cancer Active (positive) 19 Jul 2021
amivantamab
-
30 clinical trials →
Treatment of partial deep dermal and full-thickness burns Negative 28 Jun 2021
adeno-associated viral vector LK03 encoding human methylmalonyl-CoA mutase
EU/3/21/2457
Treatment of methylmalonic acidaemia Active (positive) 21 Jun 2021
adeno-associated virus serotype 9 containing the human FXN gene isoform 1
EU/3/21/2456
Treatment of Friedreich's ataxia Withdrawn 21 Jun 2021
H-D-valyl1-D-alanyl-D-glutamyl-D-alanyl-D-arginyl5-D-glutamyl-D-glutamyl-D-leucyl-D-glutamyl-D-arginyl10-D-leucyl-D-glutamyl-D-alanyl-D-arginyl-D-leucyl15-glycโ€ฆ
EU/3/21/2455
Treatment of glioma Active (positive) 21 Jun 2021
Humanised monoclonal antibody derivative against fibroblast growth factor receptor 3
EU/3/21/2454
Treatment of achondroplasia Active (positive) 21 Jun 2021
melatonin
EU/3/21/2453
23 clinical trials →
Prevention of retinopathy of prematurity Active (positive) 21 Jun 2021
Hydrocortisone hydrogen succinate
EU/3/21/2452
Prevention of bronchopulmonary dysplasia Withdrawn 21 Jun 2021
Bomedemstat ditosilate
EU/3/21/2451
Treatment of essential thrombocythaemia Active (positive) 21 Jun 2021
(S)-5-amino-3-(4-((5-fluoro-2-methoxybenzamido)methyl)phenyl)-1-(1,1,1-trifluoropropane-2-yl)-1H-pyrazole-4-carboxamide
EU/3/21/2450
Treatment of mantle cell lymphoma Withdrawn 21 Jun 2021
imatinib
EU/3/21/2449
32 clinical trials →
Treatment of pulmonary arterial hypertension Active (positive) 21 Jun 2021
allogenic placenta-derived mesenchymal stromal cells secretome
EU/3/21/2448
Treatment of pre-eclampsia Active (positive) 21 Jun 2021
adeno-associated virus serotype 9 expressing human CLN5
EU/3/21/2447
Treatment of neuronal ceroid lipofuscinosis Active (positive) 21 Jun 2021
tislelizumab
EU/3/21/2446
259 clinical trials →
Treatment of nasopharyngeal cancer Withdrawn 21 Jun 2021
L-ergothioneine
EU/3/21/2445
Treatment of cystinuria Active (positive) 21 Jun 2021
Humanised IgG2 monoclonal antibody against TNFSF13
EU/3/21/2444
Treatment of primary IgA nephropathy Active (positive) 21 Jun 2021
dantrolene sodium, hemiheptahydrate
EU/3/21/2443
Treatment of malignant hyperthermia Withdrawn 20 May 2021
adeno-associated virus serotype 9 expressing the cDNA for human MECP2
EU/3/21/2442
Treatment of Rett syndrome Withdrawn 20 May 2021
adeno-associated viral vector serotype 5 expressing the human Cone-Rod Homeobox gene
EU/3/21/2441
Treatment of Leber's congenital amaurosis Active (positive) 20 May 2021
autologous mobilised peripheral blood-derived CD34+ cells transduced ex vivo with a self-inactivating lentiviral vector containing a normal version of the codiโ€ฆ
EU/3/21/2440
Treatment of X-linked severe combined immunodeficiency Withdrawn 20 May 2021
melatonin
EU/3/21/2439
23 clinical trials →
Treatment of retinitis pigmentosa Active (positive) 20 May 2021
zanubrutinib
EU/3/21/2438
62 clinical trials →
Treatment of marginal zone lymphoma Withdrawn 20 May 2021
synthetic 2โ€ฒ-O-(2-methoxyethyl)-modified antisense oligonucleotide linked to a triantennary cluster of N-acetyl galactosamine sugars targeting transmembrane prโ€ฆ
EU/3/21/2437
Treatment of beta thalassaemia intermedia and major Active (positive) 20 May 2021
trehalose
EU/3/21/2436
Treatment of amyotrophic lateral sclerosis Active (positive) 20 May 2021
(S)-2-amino-6-(2-hydroxypropanoyl)-7,8-dihydropteridin-4(3H)-one
EU/3/21/2435 · now authorised as Sephience
Treatment of hyperphenylalaninemia Active (positive) 20 May 2021
6-amino-5-chloro-N-((1R)-1-(5-(((5-chloro-4-(trifluoromethyl)-2-pyridinyl)amino)carbonyl)-2-thiazolyl)ethyl)-4-pyrimidinecarboxamide
EU/3/21/2434 · now authorised as Ojemda
Treatment of glioma Active (positive) 20 May 2021
adeno-associated viral vector serotype 2.5T encoding the human cystic fibrosis transmembrane conductance regulator with a partial deletion in the R domain
EU/3/21/2433
Treatment of cystic fibrosis Active (positive) 20 May 2021
2-[4-[3-(methylamino)-1-phenylpropoxy]phenyl]ethanol hydrochloride
EU/3/21/2432
Treatment of fragile X syndrome Active (positive) 20 May 2021
human IgG1 monoclonal antibody against alpha-synuclein
EU/3/21/2431
Treatment of multiple system atrophy Active (positive) 20 May 2021
elamipretide
EU/3/21/2430
2 clinical trials →
Treatment of Barth syndrome Active (positive) 20 May 2021
eflornithine
EU/3/21/2429 · now authorised as Ifinwil
6 clinical trials →
Treatment of neuroblastoma Active (positive) 20 May 2021
macitentan
EU/3/21/2428
4 clinical trials →
Treatment of functional single ventricle congenital heart disease Withdrawn 20 May 2021
begelomab
EU/3/21/2427
Treatment of dermatomyositis Active (positive) 20 May 2021
ganglioside GM1
EU/3/21/2426
Treatment of amyotrophic lateral sclerosis Active (positive) 13 Apr 2021
S-[5-(omega-methoxypoly(oxyethylene)-2-oxopentyl)]-L-cysteinylglycyl-L-serinylglycylgylcyl-L-isoleucyl-L-lysyl-L-glutamyl-L-phenylalanyl-L-leucyl-L-glutaminyl-โ€ฆ
EU/3/21/2425
Treatment of cutaneous T-cell lymphoma Withdrawn 13 Apr 2021
cevostamab
EU/3/21/2424
11 clinical trials →
Treatment of multiple myeloma Active (positive) 13 Apr 2021
vatiquinone
EU/3/21/2423
2 clinical trials →
Treatment of Friedreich's ataxia Active (positive) 26 Mar 2021
Lorcaserin hydrochloride
EU/3/21/2422
Treatment of Dravet syndrome Active (positive) 26 Mar 2021
Herpes simplex virus 1 expressing the human CFTR gene
EU/3/21/2421
Treatment of cystic fibrosis Active (positive) 26 Mar 2021
alpelisib
EU/3/21/2420 · now authorised as Vijoice; Vijoice
22 clinical trials →
Treatment of PIK3CA related overgrowth spectrum Active (positive) 26 Mar 2021
single guide RNA targeting the human TTR gene, Ziclumeran
EU/3/21/2419
Treatment of ATTR amyloidosis Active (positive) 26 Mar 2021
Ilixadencel
EU/3/21/2418
Treatment of gastrointestinal stromal tumours Active (positive) 26 Mar 2021
adeno-associated virus serotype hu68 containing the human GALC gene
EU/3/21/2417
Treatment of Krabbe disease Active (positive) 26 Mar 2021
5-fluoro-4-(7'-fluoro-2'-methylspiro[cyclopentane-1,3'-indol]-5'-yl)-N-(5-(1-methylpiperidin-4-yl)pyridin-2-yl)pyrimidin-2-amine;crozbaciclib
EU/3/21/2416
Treatment of glioma Withdrawn 26 Mar 2021
Lefitolimod
EU/3/21/2415
Treatment of small cell lung cancer Active (positive) 26 Mar 2021
lepunafusp alfa
EU/3/21/2414
Treatment of mucopolysaccharidosis type I Active (positive) 26 Mar 2021
adeno-associated viral vector serotype 9 expressing codon-optimized human GBA gene
EU/3/21/2413
Treatment of Gaucher disease Active (positive) 19 Feb 2021
Adeno-associated virus serotype 5 containing the human NR2E3 gene
EU/3/21/2412
Treatment of Leber's congenital amaurosis Active (positive) 19 Feb 2021
Gly-Arg-Lys-Lys-Arg-Arg-Gln-Arg-Arg-Arg-Cys-Asp-Met-Ala-Glu-His-Thr-Glu-Arg-Leu-Lys-Ala-Asn-Asp-Ser-Leu-Lys-Leu-Ser-Gln-Glu-Tyr-Glu-Ser-Ile-NH2
EU/3/21/2411
Treatment of spinal cord injury Active (positive) 19 Feb 2021
2-[6-(6,7-Dimethoxyquinolin-3-yl)pyridin-3-yl]-N-[3-(1,1,1-trifluoro-2-methylpropan-2-yl)-1,2-oxazol-5-yl]acetamide (zeteletinib)
EU/3/21/2410
Treatment of medullary thyroid carcinoma Withdrawn 19 Feb 2021
Dodecyl creatine ester, dodecyl creatine ester hydrochloride
EU/3/21/2409
Treatment of creatine deficiency syndromes Active (positive) 19 Feb 2021
Adeno-associated virus serotype 5 containing the human NR2E3 gene
EU/3/21/2408
Treatment of retinitis pigmentosa Active (positive) 19 Feb 2021
autologous CD34+ cells transduced with a lentiviral RNA vector that results in integrated cDNA encoding for functional cystinosin
EU/3/21/2407
Treatment of cystinosis Active (positive) 19 Feb 2021
autologous CD34+ hematopoietic stem and progenitor cells transfected with zinc finger nuclease mRNAs SB-mRENH1 and SB-mRENH2
EU/3/21/2406
Treatment of sickle cell disease Active (positive) 19 Feb 2021
autologous T lymphocyte-enriched population of cells transduced with a lentiviral vector encoding a chimeric antigen receptor targeting human claudin 18.2 antiโ€ฆ
EU/3/21/2405
Treatment of gastric cancer Active (positive) 19 Feb 2021
EU/3/21/2404
Treatment of leishmaniasis Active (positive) 19 Feb 2021
2-(2-{[2-(1h-benzimidazol-2-yl)ethyl]amino}ethyl)-n-[(3-fluoropyridin-2-yl)methyl]-1,3-oxazole-4-carboxamide trihydrochloride
EU/3/21/2402
Treatment of sickle cell disease Active (positive) 19 Feb 2021
EU/3/21/2401
Treatment of paroxysmal nocturnal haemoglobinuria Withdrawn 19 Feb 2021
anti-SIGLEC8 IgG1 humanised monoclonal antibody
EU/3/21/2400
Treatment of eosinophilic gastroenteritis Withdrawn 19 Feb 2021
18-(p-[131I]-iodophenyl)octadecyl phosphocholine
EU/3/21/2399
Treatment of lymphoplasmacytic lymphoma Active (positive) 19 Feb 2021
2'-O-methyl phosphorothioate RNA oligonucleotide, 5'-m5CUGm5CUGm5CUGm5CUGm5CUGm5CUGm5CUG-3'
EU/3/21/2398
Treatment of spinocerebellar ataxia Active (positive) 19 Feb 2021
tebentafusp
EU/3/21/2397 · now authorised as Kimmtrak
4 clinical trials →
Treatment of uveal melanoma Active (positive) 19 Feb 2021
alpha galactosidase A
EU/3/20/2396
Treatment of Fabry disease Active (positive) 6 Jan 2021
celecoxib;ciprofloxacin
EU/3/20/2395
23 clinical trials →
Treatment of amyotrophic lateral sclerosis Active (positive) 6 Jan 2021
Cyclo-L-glycyl-L-2-allylproline
EU/3/20/2394
Treatment of Phelan-McDermid syndrome Active (positive) 6 Jan 2021
Cyclo-L-glycyl-L-2-allylproline
EU/3/20/2393
Treatment of Pitt-Hopkins syndrome Active (positive) 6 Jan 2021
Humanised IgG1K monoclonal antibody against interferon beta
EU/3/20/2392
Treatment of dermatomyositis Active (positive) 6 Jan 2021
idursulfase
EU/3/20/2391
2 clinical trials →
Treatment of mucopolysaccharidosis type II (Hunter's syndrome) Withdrawn 6 Jan 2021
rilonacept
EU/3/20/2390 · now authorised as Rilonacept FGK Representative Service GmbH
Treatment of idiopathic pericarditis Active (positive) 6 Jan 2021
Cyclo-L-glycyl-L-2-allylproline
EU/3/20/2389
Treatment of Angelman syndrome Active (positive) 6 Jan 2021
human laminin-111, recombinant
EU/3/20/2388
Treatment of congenital muscular dystrophy Active (positive) 6 Jan 2021
setanaxib
EU/3/20/2387
Treatment of primary biliary cholangitis Active (positive) 6 Jan 2021
sodium oxybate;calcium oxybate;magnesium oxybate;potassium oxybate
EU/3/20/2386
Treatment of idiopathic hypersomnia Active (positive) 6 Jan 2021
rezafungin acetate
EU/3/20/2385 · now authorised as Rezzayo
Treatment of invasive candidiasis Active (positive) 6 Jan 2021
sulindac
EU/3/20/2384
Treatment of fragile X syndrome Active (positive) 9 Dec 2020

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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.