Effect of crystalline glucosamine sulfate on intraocular pressure in patient with knee osteoarthritis: a prospective randomized controlled trial.

Status

Active, not recruiting

Phases

Phase 4

Study type

Interventional

Source

TCTR

Registry ID

TCTR20140528002

Enrollment

Registered

2014-05-28

Start date

2014-05-28

Completion date

Unknown

Last updated

2026-03-30

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Osteoarthritis knee&#44

Interventions

Control group,Oral Glucosamine

No Intervention No treatment,Experimental Drug

Control,Glucosamine

Eligibility

Sex/Gender

All

Age

50 Years to 80 Years

Inclusion criteria

Inclusion criteria: Knee osteoarthritis Knee x ray show narrowing joint space Symptom 4 wka

Exclusion criteria

Exclusion criteria: History of knee infection major trauma Inflammatory joint disease Glaucoma Post cataract surgery 6 wks History eye major trauma Intraocular pressure 21mmHg Using eye drop contain with steroid oral steroid oral antidepressant Corneal disease that prevent intraocular pressure measurement Allergy to Glucosamine Meloxicam Paracetamol Impaired kidney and liver function

Design outcomes

Primary

Measure	Time frame
Intraocular pressure 6wk, 3months,6months, 9 months mmHg	—

Secondary

Measure	Time frame
operative time, time return to work, adverse events, paient satisfaction, pinch strength questionaire, tip pinch guage	—

Countries

Thailand

Contacts

Public ContactVarah Yuenyongviwat

Unaffliliation

yvarah@medicine.psu.ac.th6674451601

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Apr 4, 2026