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Study evaluating a new drug to treat participants with Demodex blepharitis (inflammation of the eyelids)

Randomized, vehicle controlled, double-blind, parallel trial to evaluate the safety and efficacy of TP- 03 for the treatment of blepharitis due to Demodex infestation (Jupiter)

Status
Active, not recruiting
Phases
Phase 2
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN12449602
Enrollment
60
Registered
2021-03-11
Start date
2019-03-07
Completion date
Unknown
Last updated
2021-03-22

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

Conditions

Eyelid inflammation due to a parasitic (Demodex) infestation Eye Diseases Dermatitis of eyelid due to Demodex species

Interventions

This study is intended to evaluate the safety and efficacy of TP-03, ophthalmic solution, 0.25% compared to vehicle control for the treatment of blepharitis due to Demodex infestation.

Sponsors

Roberto Gonzalez Salinas, MD
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Willing to sign the informed consent and deemed capable of complying with the requirements of the study protocol 2. Participants must meet all of the following criteria in at least one eye: 2.1. More than 10 collarettes present on the upper lid 2.2. Mild to severe lid margin erythema 2.3. Average Demodex density of 1.5 or more mites per lash 3. Aged =18 years

Exclusion criteria

Exclusion criteria: 1. Systemic or topical antibacterial, antiparasitic or anti-inflammatory steroid treatment within the last 14 days 2. Topical tea tree oil or hypochlorous acid treatment of the ophthalmic area within the last 14 days 3. Use of lid hygiene products (eyelid scrubs) in the last 14 days or unwilling to forego the use of lid hygiene products during the study

Design outcomes

Primary

MeasureTime frame
Change in Demodex density calculated as the number of mites per lash measured using lash epilation and mite counting via microscope at baseline and 28 days

Secondary

MeasureTime frame
Change in collarette grading measured using slit lamp biomicroscopy at baseline, 14, and 28 days

Countries

Mexico

Outcome results

None listed

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