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Effect of topical azithromycin on tear film thickness in patients with meibomian gland dysfunction – comparison to oral treatment with doxycycline

Effect of topical azithromycin on tear film thickness in patients with meibomian gland dysfunction – comparison to oral treatment with doxycycline - Azithromycin TFT

Status
Not yet recruiting
Phases
Phase 4
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2015-002508-94-AT
Enrollment
Unknown
Registered
2015-08-19
Start date
2015-10-06
Completion date
Unknown
Last updated
2017-07-17

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

Conditions

Meibomian gland dysfunction Dry eye syndrome MedDRA version: 20.0 Level: PT Classification code 10065062 Term: Meibomian gland dysfunction System Organ Class: 10015919 - Eye disorders MedDRA version: 20.0 Level: LLT Classification code 10013777 Term: Dry eye syndrome System Organ Class: 100000014904

Interventions

Trade Name: Azyter 15 mg/g Augentropfen im Einzeldosisbehältnis Product Name: Azyter Pharmaceutical Form: Eye drops INN or Proposed INN: AZITHROMYCIN DIHYDRATE Other descriptive name: AZITHROMYCIN DIH

Sponsors

Medical University of Vienna
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: - Men and women aged over 18 years - Signs of meibomian gland plugging or expressibility of the meibomian glands. - DES most likely caused by MGD, no other cause identifiable which is more likely (e.g. intake of concomitant medication that could induce DES, systemic diseases such as systemic arthritis or diabetes), as judged by the investigator - Signed and dated written informed consent. - History of dry eye syndrome for at least 3 months - Normal ophthalmic findings except dry eye syndrome and MGD, ametropia =65 years) yes F.1.3.1 Number of subjects for this age range 20

Exclusion criteria

Exclusion criteria: - Participation in a clinical trial in the 3 weeks before the screening visit - Symptoms of a clinically relevant illness in the 3 weeks before the first study day - Presence or history of a severe medical condition that will interfere with the study aim as judged by the clinical investigator - Sjögren’s syndrome - Stevens-Johnson syndrome - Presence or history of a severe ocular condition that will interfere with the study aim as judged by the clinical investigator - Treatment with corticosteroids in the 4 weeks preceding the study - Wearing of contact lenses - Topical treatment with any ophthalmic drug in the 4 weeks preceding the study except topical lubricants - Ocular infection - Ocular surgery in the 6 months preceding the study - Pregnancy, planned pregnancy or lactating - Contraindicaton against the use of topical azithromycin or oral doxycycline

Design outcomes

Primary

MeasureTime frame
Main Objective: To compare the effect of treatment with topical azithromycin or oral doxycycline on tear film thickness in patients with dry eye syndrome caused by meibomian gland dysfunction;Secondary Objective: To compare the effect of treatment with topical azithromycin or oral doxycycline in patients with dry eye syndrome caused by meibomian gland dysfunction on - Lipid layer thickness - Break up time (BUT) - Visual Acuity - Tear film osmolarity - Staining of the cornea with fluorescein - Impression cytology - Schirmer I test - Subjective symptoms of dry eye syndrome (OSDI© questionnaire) - Intraocular pressure - Meibography - Conjuctival staining with lissamine green - Corneal sensitivity - Signs and symptoms of MGD;Primary end point(s): The primary endpoint will be the difference in tear film thickness between the two groups after treatment;Timepoint(s) of evaluation of this end point: 2, 4 and 6 weeks after start of treatment

Secondary

MeasureTime frame
Secondary end point(s): Difference between the two groups after treatment: - Lipid layer thickness - Break up time (BUT) - Visual Acuity - Tear film osmolarity - Staining of the cornea with fluorescein - Impression cytology - Schirmer I test - Subjective symptoms of dry eye syndrome (OSDI© questionnaire) - Intraocular pressure - Meibography - Conjuctival staining with lissamine green - Corneal sensitivity - Signs and symptoms of MGD;Timepoint(s) of evaluation of this end point: 2, 4 and 6 weeks after start of treatment

Countries

Austria

Contacts

Public ContactDepartment of Clinical Pharmacology

Medical University of Vienna

klin-pharmakologie@meduniwien.ac.at+4314040029810

Outcome results

None listed

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