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Status unknownNCT00750646Updated Sep 10, 2008

Observational Study of How Patients Take Eye Drops

An observational study in Glaucoma, sponsored by Robin, Alan L., M.D.. Status unknown at 1 site in United States. Open to participants aged 18 Years and older, including healthy volunteers. Per ClinicalTrials.gov, last updated 2008-09-10.

Sponsored by Robin, Alan L., M.D. · Observational

The sponsor has not verified this record recently (last verified Sep 2008), so the status shown — last known as Recruiting — may be out of date.
Study type
Observational
Model
Cohort
Time perspective
Prospective
Enrollment
220
Ages
18 Years and older
Sex
All
01

Study summary

This study is interested in monitoring how patients take eye drops, both through video-recordings and adherence monitoring, as well as their perceptions about their eye medications; including the dosing schedules, instillation techniques and effect on their disease.

02

Conditions studied

  • Glaucoma

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Keywords

  • compliance
  • eye drop administration
  • MEMS
  • adherence
03

In context

Glaucoma

1,818 studies on the registry are indexed under Glaucoma; 231 are open to participants now.

This study's planned enrollment of 220 is above the median of 103 across 454 observational studies indexed under Glaucoma.

Browse Glaucoma studies →

Lead sponsor

Robin, Alan L., M.D. is the lead sponsor of 6 studies on the registry; none are open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
18 Years and older
Sexes eligible
All
Accepts healthy volunteers
Yes
Sampling method
Non-probability sample

Study population

Subjects will be enrolled for a single site, private practice.

Inclusion criteria

  • >18 year old
  • currently taking 1 or more hypotensive topical eye drops takes drops in the right eye for more than 6 months expect to continue drop use for the next 3 months
  • subjects instill their own eye drops
  • subject is able to take HVF tests
  • subject will expect to complete the 3 months enrollment period

Exclusion criteria

Exclusion Criteria:

  • unable/unwilling to instill own medications
  • eye drops are discontinued
  • unable to take HVF test
  • unable to complete follow-up
  • investigators discontinue subject for safety reasons
  • not using drops in left eye
05

Study design

Observational model
Cohort
Time perspective
Prospective
Enrollment
220 participants (estimated)

Groups and cohorts

  • A

    Subject's adherence to prescribed therapy will be monitored with an electronic compliance device.

    Device: MEMS cap

Interventions

  • DeviceMEMS cap

    The Medication Event Monitoring System will be used to assess the level of subject adherence to recommended topical eye drop therapy.

    Also known as: MEMS

06

What researchers measure

Primary outcomes

  1. Medication adherence measured by MEMS caps

    Time frame: 3 months

  2. Eye drop technique measured by video evaluation

    Time frame: 1 time observation

Secondary outcomes

  1. Medication adherence measured by self-report

    Time frame: 3 months

  2. Severity of VF damage

    Time frame: 1 test date

  3. Intraocular pressure readings

    Time frame: 3 months

07

Study locations

1 of 1 sites recruiting
  • Glaucoma Specialists
    Baltimore, Maryland 21209, United States
    • Colleen K Protzko · Contact · cprotzko@glaucomaexpert.com · 410-377-2422
    • Millie Brummett · Contact · 4103772422
    • Jennifer L Stone, OD · Principal investigator
    • Alan L Robin, MD · Sub investigator
    Recruiting
08

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Sep 10, 2008, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
09

Registry details

Key details

Study ID
NCT00750646
Lead sponsor
Robin, Alan L., M.D.
Collaborators
Alcon Research
First posted
Sep 10, 2008
Start date
Sep 2008
Primary completion
Mar 2009 (estimated)
Completion
Aug 2009 (estimated)
Last update
Sep 10, 2008

Study contacts

Jennifer L Stone, OD
Contact
jstone@glacuomaexpert.com
410 377 2422
Colleen K Protzko
Contact
cprotzko@glaucomaexpert.com
4103772422
Jennifer L Stone, OD
principal investigator · Glaucoma Experts
Alan L Robin, MD
principal investigator · Glaucoma Specialists
Colleen K Protzko
study director · Glaucoma Specialists

Oversight

Data monitoring committee
Yes
View the source record on ClinicalTrials.gov ↗

Not currently enrolling

This study is status unknown, as verified in Sep 2008. You cannot join it, but the record below documents what was studied.

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