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A Low Dose of Naloxone Added to Ropivacaine Prolongs Femoral Nerve Blockade

A Low Dose of Naloxone Added to Ropivacaine Prolongs Femoral Nerve Blockade: A Randomized Clinical Trial

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
CRIS
Registry ID
KCT0004632
Enrollment
72
Registered
2020-01-16
Start date
2020-01-17
Completion date
Unknown
Last updated
2020-12-02

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

Conditions

None listed

Interventions

Drug : Naloxone As a pure antagonist of opioids, high doses may reverse analgesia or cause analgesia, but low doses may have analgesic effects and reduce the side effects associated with opioids. The

Sponsors

Dong-A University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: American Society of Anesthesiologists Body Rating Classifications I, II, III Patients over 18 years old and 80 years old who agreed to participate in the study Patients undergoing knee joint replacement surgery

Exclusion criteria

Exclusion criteria: Patients with infection at the site of blockade Patients with chronic opiate dependence Patients with pathological obesity (BMI> 35) Patients with a preceding neurological deficit Bleeding patients Patients with allergy to ropivacaine, naloxone Patients with Uncontrolled Diabetes pregnant woman A psychiatric problem Patient rejection

Design outcomes

Primary

MeasureTime frame
Pain relief period

Secondary

MeasureTime frame
Satisfaction score;Side effect

Countries

Korea, Republic of

Contacts

Public ContactSangYoong Park

Dong-A University Hospital

Outcome results

None listed

Source: CRIS (via WHO ICTRP) · Data processed: Feb 4, 2026