Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 27, 2026, 7:43 AM EDT

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Showing 1–5 of 5 matching trials from the live ClinicalTrials.gov search.
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Conditions
Retinitis Pigmentosa, Usher Syndrome Type 2, Deaf Blind, Retinal Disease, Eye Diseases, Eye Diseases, Hereditary, Eye Disorders Congenital, Vision Disorders
Interventions
QR-421a, Sham-procedure (dose cohort 1&2 only)
Drug · Other
Lead sponsor
ProQR Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
4
States / cities
Boston, Massachusetts • Ann Arbor, Michigan • Portland, Oregon + 1 more
Conditions
Cystic Fibrosis
Interventions
QR-010, Placebo
Drug
Lead sponsor
ProQR Therapeutics
Industry
Eligibility
18 Years to 60 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
12
States / cities
Los Angeles, California • Palo Alto, California • Chicago, Illinois + 8 more
Conditions
Leber Congenital Amaurosis 10, Blindness, Leber Congenital Amaurosis, Vision Disorders, Sensation Disorders, Neurologic Manifestations, Eye Diseases, Eye Diseases, Hereditary, Eye Disorders Congenital, Retinal Disease
Interventions
sepofarsen, Sham
Drug · Other
Lead sponsor
ProQR Therapeutics
Industry
Eligibility
8 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Iowa City, Iowa
Conditions
Cystic Fibrosis
Interventions
QR-010
Drug
Lead sponsor
ProQR Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
3
States / cities
Birmingham, Alabama • Denver, Colorado • Cincinnati, Ohio
Conditions
Autosomal Dominant Retinitis Pigmentosa, Eye Diseases, Eye Diseases, Hereditary, Retinal Dystrophies, Retinal Disease, Retinitis, Vision Tunnel, Vision Disorders
Interventions
QR-1123, Sham procedure
Drug · Other
Lead sponsor
ProQR Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
5
States / cities
Aurora, Colorado • Gainesville, Florida • Lexington, Kentucky + 2 more