Observing the effects of Diquasol eye drops on dry eye syndrome

Observational Study on the Improvement of Dry Eye Syndrome, Treatment Satisfaction, and Intraocular Tolerance With Diquasol Eye Drops and Hyaluron/Hyaluronmax Eye Drops in Patients Over 19 Years Old With Dry Eye Syndrome

Hanlim Pharm. Co., Ltd. · NCT06172530

This study is testing how well Diquasol eye drops can help adults with dry eye syndrome feel better over 12 weeks.

Quick facts

Study typeObservational
Enrollment2000 (estimated)
Ages19 Years and up
SexAll
SponsorHanlim Pharm. Co., Ltd. (industry)
Locations1 site (Seoul)
Trial IDNCT06172530 on ClinicalTrials.gov

What this trial studies

This observational study aims to evaluate the efficacy and safety of Diquasol eye drops in treating dry eye syndrome. It will assess prescription patterns in clinical practice and monitor changes in symptoms, treatment satisfaction, and intraocular tolerance over a 12-week period. Patients will receive Diquasol either alone or in combination with Hyaluron or Hyaluronmax eye drops. The study will involve adults aged 19 and older who meet specific inclusion criteria.

Who should consider this trial

Good fit: Ideal candidates include adults aged 19 and older with dry eye syndrome and a tear break-up time of 10 seconds or less.

Not a fit: Patients who are pregnant, lactating, or contraindicated for the eye drops used in the study will not benefit.

Why it matters

Potential benefit: If successful, this study could improve treatment options and satisfaction for patients suffering from dry eye syndrome.

How similar studies have performed: Other studies have shown positive outcomes with similar treatments for dry eye syndrome, suggesting potential for success in this approach.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adults aged 19 years and older
* Patients with dry eye syndrome with TBUT of 10 or less
* Individuals scheduled to receive either Diquasol eye drops as a monotherapy or a combination therapy of Diquasol eye drops with Hyaluron eye drops or Diquasol eye drops with Hyaluronmax eye drops, based on clinical judgment for the treatment of dry eye syndrome
* Individuals who have voluntarily provided written consent for participation in this study

Exclusion Criteria:

* Pregnant or lactating women
* Individuals contraindicated according to the approval conditions of Diquasol eye drops, Hyaluron eye drops, and Hyaluronmax eye drops
* Cases where the principal investigator or study personnel deem the individual unsuitable for participation in this clinical study

Where this trial is running

Seoul

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.

View on ClinicalTrials.gov →

Conditions: Dry Eye Syndrome

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.