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Neuroprotective efficacy of topical unoprostone isopropyl or nipradilol in patients with retinitis pigmentosa

Neuroprotective efficacy of topical unoprostone isopropyl or nipradilol in patients with retinitis pigmentosa - Neuroprotective efficacy of topical unoprostone isopropyl or nipradilol in patients with retinitis pigmentosa

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
JPRN
Registry ID
JPRN-UMIN000006820
Enrollment
50
Registered
2011-12-02
Start date
2009-02-01
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

retinitis pigmentosa

Interventions

0.12% topical unoprostone isopropyl twice daily 0.25% topical nipradilol twice daily

Sponsors

Kyushu university hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) patients with retinitis pigmentosa (2) BCVA >= 0.1 (3) patinets whose agreement was shown by him/herself

Exclusion criteria

Exclusion criteria: (1) a past history of glaucoma or ocular hypertension (2) patients with another macular disorder, such as epiretinal membrane (3) a past history of using the test drug within 6 months (4) pregnant subjects, subjects suspected of being pregnant, or breast-feeding subjects (5) hypersensitivity to the test drug (6) a past history of the entry into another clinical trial within 1 year (7) inappropriate case judged by investigator or subinvestigators

Design outcomes

Primary

MeasureTime frame
The efficacy of the treatment was monitored by the following parameters before and after treatment (6 months or 12 months). (1) best corrected visual acuity (2) visual field measurement testing using the Humphrey Field Analyzer (HFA: the central 10-2 Program) (3) retinal sensitivity measurement using microperimeter (MP-1) (4) retinal circulation measurement using Laser Speckle flowgrafy

Countries

Japan

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026