Study about efficacy and safety of opioids as analgesics for patients with osteoarthritis

Study about efficacy and safety of opioids as analgesics for patients with osteoarthritis - Usefulness of opioids for osteoarthritis

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000005635

Enrollment

Registered

2011-06-01

Start date

2011-06-01

Completion date

Unknown

Last updated

2026-06-29

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

Conditions

Osteoarthritis

Interventions

Opioids

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Subjects with symptomatic patients for at least 12 weeks who experienced at least modelate pain (VAS score is at least 40mm) despite treatment with non-steroidal anti-inflammatory drugs

Exclusion criteria

Exclusion criteria: Exclusion criteria included a history of alcohol or drug abuse; surgical procedure within 30 days involving the target joint; or any known allergy, sensitivity, or contraindication to a study medication

Design outcomes

Primary

Measure	Time frame
Visual analogue scale	—

Countries

Japan

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026