Drugs / sepofarsen
last change Oct 2025 re-read 3 minutes ago

sepofarsen

also known as QR-110 · EW9I3PJC3R · QR-110 FREE ACID

Antisense oligonucleotide

Developed for
Leber congenital amaurosis 10 · Leber congenital amaurosis
Investigated by
Laboratoires Thea · ProQR Therapeutics · Sepul Bio

Trials 4

PhaseRegistry idDatesIndicationSponsorStatusOutcome
Phase 1/22 trials
Phase 1/2 NCT03913130 May 2019 → Oct 2022 Leber congenital amaurosis 10, blindness (disorder), hereditary neuro-ophthalmological disease Laboratoires Thea Terminated No outcome recorded Stop: Business
Phase 1/2 NCT03140969 Oct 2017 → Oct 2019 Leber congenital amaurosis Laboratoires Thea Completed No outcome recorded
Phase 2/32 trials · 1 missed
Phase 2/3 NCT04855045 Mar 2021 → Dec 2023 Leber congenital amaurosis 10, blindness (disorder) ProQR Therapeutics Unknown No outcome recorded
Phase 2/3 NCT03913143 Apr 2019 → Jan 2022 overdue Leber congenital amaurosis 10, blindness (disorder) ProQR Therapeutics Active not recruiting Missed primary
Comparator or background therapy1 trial
Phase 3 NCT06891443 Comparator Jun 2025 → Nov 2027 expected Leber congenital amaurosis 10, blindness (disorder), hereditary neuro-ophthalmological disease Laboratoires Thea Recruiting No outcome recorded

News releases announcing trial results or a regulatory action · 19

DateIssuerRelease
2022-08-11 ProQR Therapeutics Regulatory ProQR to Focus Exclusively on Axiomer RNA-editing Technology and Partner Ophthalmology Programs proqr.com ↗
Following the results from the sepofarsen Illuminate trial, the EMA has recommended an additional clinical trial be conducted for sepofarsen prior to submitting a Marketing Authorisation Application (MAA).
2022-04-13 ProQR Therapeutics Results ProQR Announces Additional Sepofarsen Illuminate Trial Analyses and Provides Update on Company Strategy proqr.com ↗
Post-hoc analyses from Illuminate trial of sepofarsen demonstrate an encouraging efficacy signal when comparing active treatment and sham eyes to their corresponding contralateral eyes across multiple endpoints
2022-02-11 ProQR Therapeutics Results ProQR Announces Top-Line Results from Phase 2/3 Illuminate Trial of Sepofarsen in CEP290-mediated LCA10 proqr.com ↗
ProQR Therapeutics N.V. (Nasdaq: PRQR) (the “Company”), a company dedicated to changing lives through the creation of transformative RNA therapies for genetic eye diseases, today announced its pivotal Phase 2/3 Illuminate trial of sepofarsen for the treatment of CEP290 -mediated Leber congenital amaurosis 10 (LCA10) did not meet its primary endpoint of Best Corrected Visual Acuity (BCVA) at Month 12.
2021-04-13 ProQR Therapeutics Results ProQR Announces Publication in Nature Medicine for Sepofarsen in Leber Congenital Amaurosis 10 proqr.com ↗
Published results highlight a patient who is homozygous for the c.2991+1655A>G mutation in CEP290 and was part of a larger cohort in the Phase 1/2 clinical trial.
2019-10-15 ProQR Therapeutics Regulatory ProQR Receives Rare Pediatric Disease Designation from FDA for Sepofarsen for the Treatment of LCA10 proqr.com ↗
2019-10-11 ProQR Therapeutics Results ProQR annonce des premiers résultats positifs pour l'essai de phase 1/2 du sepofarsen chez des patients souffrant d'ACL10 proqr.com ↗
Des améliorations rapides, significatives et durables de la vision à douze mois ont été rapportées
2019-10-10 ProQR Therapeutics Results ProQR Announces Positive Top-Line Results from the Phase 1/2 Study of Sepofarsen in LCA10 Patients proqr.com ↗
We reported today that patients receiving sepofarsen had a clinically meaningful improvement in vision, and in some cases the patient’s vision improved to a level that could be deemed life changing.
2019-07-29 ProQR Therapeutics Regulatory L’Agence européenne des médicaments accorde l’accès PRIME au Sepofarsen de ProQR pour l’amaurose congénitale de Leber 10 proqr.com ↗
2019-07-29 ProQR Therapeutics Regulatory European Medicines Agency Grants PRIME Access to ProQR’s Sepofarsen for Leber’s Congenital Amaurosis 10 proqr.com ↗
2019-01-07 ProQR Therapeutics Regulatory ProQR Reaches Agreement with the FDA on Design of Phase 2/3 Pivotal Trial for Sepofarsen (QR-110) for Leber’s Congenital Amaurosis 10 proqr.com ↗
2018-12-18 ProQR Therapeutics Results ProQR annonce la publication dans Nature Medicine des données du QR-110 pour l’amaurose congénitale de Leber 10 proqr.com ↗
Les résultats publiés détaillent une analyse intermédiaire planifiée de l’étude clinique PQ-110-001 en cours d’essai pour la première fois chez l’être humain, évaluant QR-110 chez des patients atteints de LCA10.
2018-12-17 ProQR Therapeutics Results ProQR Announces Publication in Nature Medicine of QR-110 Data for Leber’s Congenital Amaurosis 10 proqr.com ↗

All press releases naming this drug 33 releases

DateIssuerRelease

Evidence & citations 7 cited values

Every value below carries the sentence it was read from. 7 sources stand behind the page.

FieldValueCited text
Known as sepofarsen ClinicalTrials.gov intervention name — accepted as the source's own label NCT03913143 ↗
2

NCT04855045 ↗

NCT06891443 ↗

Known as EW9I3PJC3R ChEMBL registry synonym — accepted as the source's own label CHEMBL4594497 ↗
Known as QR-110 ClinicalTrials.gov intervention name — accepted as the source's own label NCT03140969 ↗
1

NCT03913130 ↗

Known as QR-110 FREE ACID ChEMBL registry synonym — accepted as the source's own label CHEMBL4594497 ↗
Action Restore “with intravitreal injections of an antisense oligonucleotide to restore correct splicing.” PMID 30559420 ↗ Dec 2018
Modality Antisense oligonucleotide “RNA antisense oligonucleotide for intravitreal injection” NCT03140969 ↗
Route Intravitreal “administered via intravitreal injection” NCT03140969 ↗