Clinical trial registry record

Systemic Light Exposure in Preventing Frailty in Older Patients With Prostate Cancer on Hormonal Therapy

A registered EARLY_PHASE1 study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.

Plain-language guide

Five questions to ask about this record

What this is
A clinical study registration, not a result or recommendation.
Why it may matter
The registry currently reports Completed.
Evidence
Registered early phase 1 study.
Main limitation
Registration does not prove that the intervention works, is safe, or is available to you.
What changed
Registry metadata was last updated April 11, 2025.
Where to verify
Open the primary registry below for eligibility, locations, contacts, and current status.
Registry ID
NCT03661437
Last registry update
April 11, 2025
Status
Completed
Phase
EARLY Phase 1
Sponsor
City of Hope Medical Center
Enrollment
33
Countries
United States
Match confidence
100%
Source feed
ClinicalTrials.gov
Automated source synopsis

A registered EARLY_PHASE1 study indexed because it matched monitored longevity research terms. Registry status: Completed. Registration does not establish safety or effectiveness.

Evidence snapshot

What the source actually supports

Evidence stage
EARLY Phase 1
Study design
RANDOMIZED · PARALLEL · SUPPORTIVE CARE · NONE
Evidence population
Human clinical study registration
Participants
33
Population
MALE · 60 Years
Duration
2018-09-24 to 2025-03-24
Intervention
Actigraph; Questionnaire Administration; Systematic Light Exposure
Comparator
Not reported
Outcomes measured
Physical performance in older prostate cancer (PC) patients following prostate anti-androgen therapies initiation — Up…; Frailty development in older PC patients following prostate anti-androgen therapies initiation — Up to 6 months; Fatigue level — Up to 6 months; Physical performance — Up to 6 months; Hand-grip strength measured using hand-held dynamometer — Up to 6 months; Instrumental activities of daily living (IADL) scale — Up to 6 months; Activity level — Up to 6 months
Reported result
No reusable finding-level result is available in this record.

Main limitationThis is a study registration. No reusable structured result is available here, so it cannot show whether the intervention worked or was safe.

Safety and approvalEligibility, adverse-event details, and clinical decisions must be checked in the official registry and with qualified clinicians. Trial registration is not regulatory approval and does not establish that an intervention is available.

Source supportStructured registry protocol metadata; no finding-level conclusion is generated.

Trial stage · EARLY Phase 1A trial phase describes development stage; it does not establish a positive result.
Phase 1Phase 2Phase 3Phase 4

Registration and recruitment status do not establish safety, efficacy, or regulatory approval.

Why this record appears here · 100% topic match

The title, summary, or source keywords matched one or more topics followed by immortal.life. A higher percentage means a stronger topic match; it does not rate safety, effectiveness, or study quality.

  • Cancer and ageing · 100%Title contains controlled topic terminology. Summary contains controlled topic terminology. Title supplies ageing or longevity context.
  • Frailty · 100%Title contains controlled topic terminology. Summary contains controlled topic terminology. Title supplies ageing or longevity context.
  • Light exposure and ageing · 100%Title contains controlled topic terminology. Summary contains controlled topic terminology. Source terminology contains a controlled topic term. Title supplies ageing or longevity context.

Automated source check 100% · update recency 65%. These figures help sort records; they are not medical ratings.

cancer and agingfrailtylight exposure aging
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