# Study to Determine the Efficacy and Safety of TG-C in Subjects With Kellgren/Lawrence Grade 2 or 3 OA of the Knee

> **NCT03291470** · PHASE3 · COMPLETED · sponsor: **Kolon TissueGene, Inc.** · enrollment: 531 (actual)

## Conditions studied

- Degenerative Osteoarthritis

## Interventions

- **BIOLOGICAL:** TG-C
- **BIOLOGICAL:** Placebo Control

## Key facts

- **NCT ID:** NCT03291470
- **Lead sponsor:** Kolon TissueGene, Inc.
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2021-12-09
- **Primary completion:** 2024-03-06
- **Final completion:** 2026-05-01
- **Target enrollment:** 531 (ACTUAL)
- **Last updated:** 2026-05-06


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT03291470

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT03291470, "Study to Determine the Efficacy and Safety of TG-C in Subjects With Kellgren/Lawrence Grade 2 or 3 OA of the Knee". Retrieved via AI Analytics 2026-05-24 from https://api.ai-analytics.org/clinical/NCT03291470. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*