# Safety and Effectiveness of the Qualis Contact Lens

> **NCT04295499** · NA · COMPLETED · sponsor: **Unicon Optical Co. Ltd.** · enrollment: 75 (actual)

## Conditions studied

- Refractive Errors

## Interventions

- **DEVICE:** soft (hydrophilic) contact lens

## Key facts

- **NCT ID:** NCT04295499
- **Lead sponsor:** Unicon Optical Co. Ltd.
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-07-01
- **Primary completion:** 2021-01-28
- **Final completion:** 2021-01-28
- **Target enrollment:** 75 (ACTUAL)
- **Last updated:** 2023-10-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04295499

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04295499, "Safety and Effectiveness of the Qualis Contact Lens". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT04295499. Licensed CC0.

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