L-arginine for knee osteoarthritis pain
Part of Bones, joints & muscles, Pain clinical trials.
This study tests whether L-arginine, a natural amino acid, can help with knee pain from osteoarthritis. You might be eligible if you are 40–80 years old, have moderate osteoarthritis on X-ray, and have had knee pain for at least 3 months.
Summary written for real people, not researchers, by Clin2.
Who can take part
- You are between 40 and 80 years old.
- You have knee osteoarthritis (moderate on X-ray, Grade 2 or 3) and have had knee pain for at least 3 months.
- Your knee pain is at least moderate (score of 7 or more on a 0–20 pain scale).
- You have not used NSAIDs or other pain relievers in the last 2 weeks.
- You have not had any steroid injections in the knee in the last 3 months, or hyaluronic acid injections in the last 6 months.
- You have not had knee surgery or a serious injury to the affected knee in the past year.
Quick eligibility check
Answer a few plain-language questions, based on this study's own requirements, to get a preliminary sense of fit.
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