Title
Efficacy of Two Concentrations of Autologous Serum for the Treatment of Severe Dry Eye
Comparison of Autologous Serum 20% and Autologous Serum 50% for the Treatment of Severe Dry Eye
Phase
Phase 3Lead Sponsor
Pontificia Universidad Catolica de ChileStudy Type
InterventionalStatus
Unknown statusIntervention/Treatment
Autologous Serum 20% Autologous Serum 50%Study Participants
20The purpose of this study is to compare the effects of autologous serum 20% and autologous serum 50% for the treatment of Severe Dry Eye Syndrome
To determine the difference between autologous serum 20% vs 50%, in terms of improvement of symptoms, improvement of ocular surface parameters and acceptable tolerability in patients with severe dry eye syndrome.
Instillation of 1 drop of Autologous Serum 20% four times a day
Instillation of 1 drop of Autologous Serum 50% four times a day
Treatment with Autologous Serum 20% for 2 months
Treatment with Autologous Serum 50% for 2 months
Inclusion Criteria: Man/woman ≥ 18 years old, able to freely give consent to participate in the study At least 1 of the following tests altered: Ocular Surface Disease Index (OSDI) Test symptoms > 32 BUT ≤5 seconds Oxford staining ≥ 3 Schirmer Test without anesthesia ≤ 5 mm Exclusion Criteria: Sensitivity or known intolerance to any of the products used in the study Contraindication of venipuncture Story of ocular infections within the 6 previous months to study inclusion Any active ocular pathology other than Dry Eye Syndrome Use of contact lenses in the 3 previous months to study inclusion No pregnant or breastfeeding women is allowed to participate in the study. Childbearing potential women must use contraceptive means during the whole study. Participation in another clinical trial in the last 30 days before study inclusion