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A phase II study of KRP-KC318E

A phase II placebo-controlled study to assess the efficacy and safety of KRP-KC318E in patients with accommodative asthenopia

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080224737
Enrollment
150
Registered
2019-06-20
Start date
2019-07-08
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

Accommodative asthenopia

Interventions

investigational material(s) Generic name etc : KRP-KC318E INN of investigational material : - Therapeutic category code : 131 Agents for ophthalmic use Dosage and Administration for Investigational ma

Sponsors

Senju Pharmaceutical Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1) Patients with accommodative asthenopia 2) Japanese living in Japan 3) Patients with subjective symptoms related to accommodative asthenopia 4) Written informed consent obtained after adequate explanation on participating the study 5) Patients with 0.5 or more best corrected visual acuity etc.

Exclusion criteria

Exclusion criteria: 1) Patients requiring change the degree of glasses during the study period 2) Patients with history of ocular or refractive surgery 3) Patients who have received intravitreal, sub-Tenon or subconjunctival administration 4) Patients who have received administration of corticosteroid agent 5) Patients with accommodative disorder of the eye 6) Patients with ophthalmic disease except for correctable refractive error 7) Patients who have or may develop any allergic symptoms during the study 8) Patients with history of corneal transplantation 9) Patients with a cancer, a serious systemic disease or a neuropsychiatric disease 10) Patients with history of allergy or significant adverse drug reaction to any ingredients of drugs used in this study 11) Patients who are pregnant, breastfeeding, potentially pregnant or who desire to be pregnant from consent to the end of the treatment period 12) Patients unwilling to consent to contraception etc.

Design outcomes

Primary

MeasureTime frame
efficacy Changes in high frequency component (HFC) at week 4 from the baseline

Secondary

MeasureTime frame
safety efficacy Changes in HFC, adverse events, etc.

Countries

Japan

Outcome results

None listed

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