Effect of Open Eye Rain® on the tear film and ocular symptoms

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00007624

Enrollment

Registered

2014-12-15

Start date

2014-12-15

Completion date

Unknown

Last updated

2025-10-06

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

Conditions

Observation of the tear film (in healthy volunteers)

Interventions

Group 1: Effect of the spray (Open Eye Rain®) on the tear film after a single use of the spray. Application as described by the manufacturer: 2x spraying in 10cm distance to the eye

Eligibility

Sex/Gender

All

Age

18 Years to 100 Years

Inclusion criteria

Inclusion criteria: healthy subjects

Exclusion criteria

Exclusion criteria: Contact lens wearer (except lenses removed prior to study) younger than 18years; subjects with ocular defects, degeneration, inflammation; being pregnant, use of artificial tears or ocular medication at day of observation

Design outcomes

Primary

Measure	Time frame
Lipid layer interference pattern: Observed by tearscope (Keeler) before application and after application at 10min, 30min, 60min, 90min	—

Secondary

Measure	Time frame
tear film stability. Observed by tearscope (Keeler) before application and after application at 10min, 30min, 60min, 90min	—

Countries

Germany

Contacts

Public ContactHeiko Pult

Dr Heiko Pult - Optometry and Vision Research

ovr@heiko-pult.de01749025090

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026