# Clinical Evaluation of HPT Treated Rigid Contact Lenses Made From Hexafocon A

> **NCT04525170** · NA · WITHDRAWN · sponsor: **Contamac Ltd**

## Conditions studied

- Ametropia

## Interventions

- **DEVICE:** HPT treatment
- **DEVICE:** untreated

## Key facts

- **NCT ID:** NCT04525170
- **Lead sponsor:** Contamac Ltd
- **Sponsor class:** INDUSTRY
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2015-09
- **Primary completion:** 2015-12
- **Final completion:** 2015-12
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** It was decided by the sponsor to not proceed.
- **Last updated:** 2020-08-25


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04525170

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04525170, "Clinical Evaluation of HPT Treated Rigid Contact Lenses Made From Hexafocon A". Retrieved via AI Analytics 2026-06-01 from https://api.ai-analytics.org/clinical/NCT04525170. Licensed CC0.

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