Pre-emptive Effect of Duloxetine in the Second Knee in Staged Total Knee Arthroplasty
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| ClinicalTrials.gov Identifier: NCT03792828 |
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Recruitment Status : Unknown
Verified January 2019 by Seung-Baik Kang, Seoul National University Hospital.
Recruitment status was: Not yet recruiting
First Posted : January 3, 2019
Last Update Posted : January 3, 2019
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In Korea, the interval between knee arthroplasties is usually 1 week. According to previous studies, when total knee arthroplasty was performed at 1-week intervals, total bleeding was reduced and the period of hospital stay was shortened.
However, if stepwise total knee arthroplasty is performed at intervals of one week, the pain is greater after the second operation, and the reason for this phenomenon is known to be due to central sensitization and opioid resistance.
Therefore, the investigators aim to confirm whether Duloxetine reduces the central sensitization as previously known and affects the pain control after the second operation.
| Condition or disease | Intervention/treatment | Phase |
|---|---|---|
| Knee Osteoarthritis | Drug: Duloxetine HCl 30mg | Phase 4 |
Degenerative arthritis of the knee is one of the most common arthritis. Currently, total knee arthroplasty is the most commonly used surgical procedure. The degenerative changes of the knee are often seen on both sides, and bilateral total knee arthroplasty is usually performed. In the past, bilateral total knee arthroplasty was performed at the same time. When bilateral total knee arthroplasty was performed simultaneously, the complications such as increased mortality occurred. So, it is common to perform bilateral total knee arthroplasty in a stepwise manner.
In Korea, the interval between knee arthroplasties is usually 1 week. According to previous studies, when total knee arthroplasty was performed at 1-week intervals, total blood loss was reduced and the period of hospital stay was shortened. However, if stepwise total knee arthroplasty is performed at intervals of one week, the pain is greater after the second operation, and the reason for this phenomenon is known to be due to central sensitization and opioid resistance.
Therefore, the investigators aim to 1) whether the pain is greater than the first operation at the second operation in the control group. 2) whether the pre-operative and post-operative duloxetine use causes the pre-analgesic effect on the second operation. 3) whether the central sensitization, clinical score, and painkiller usage are different by comparing duloxetine-treated group and control group.
| Study Type : | Interventional (Clinical Trial) |
| Estimated Enrollment : | 90 participants |
| Allocation: | Randomized |
| Intervention Model: | Parallel Assignment |
| Masking: | Single (Outcomes Assessor) |
| Primary Purpose: | Treatment |
| Official Title: | Pre-emptive Effect of Duloxetine in the Second Knee in Staged Total Knee Arthroplasty: A Randomized Controlled Study |
| Estimated Study Start Date : | January 2019 |
| Estimated Primary Completion Date : | October 2019 |
| Estimated Study Completion Date : | December 2019 |
| Arm | Intervention/treatment |
|---|---|
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Active Comparator: Control
Duloxetine HCl 30mg is not used.
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Drug: Duloxetine HCl 30mg
In the duloxetine group, one capsule of Duloxetine HCl 30mg (Duroceptol) is taken orally and daily from the day before the first operation to seven days after the second operation. In the control group, the patients can take painkillers except duloxetine. |
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Experimental: Duloxetine
One capsule of Duloxetine HCl 30mg (Duroceptol) is taken orally and daily from the day before the first operation to seven days after the second operation.
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Drug: Duloxetine HCl 30mg
In the duloxetine group, one capsule of Duloxetine HCl 30mg (Duroceptol) is taken orally and daily from the day before the first operation to seven days after the second operation. In the control group, the patients can take painkillers except duloxetine. |
- Pain VAS [ Time Frame: day 7 (inpatient) ]Pain VAS(11-point numeric scale: 0-11) at rest, maximal knee flexion and maximal knee extension
- Central censitization [ Time Frame: Preop. day 1, 2, 7 (inpatient) , Postop. 6 week, 3 month ]DN4 (Douleur Neuropathique 4)
- Opioid consumption [ Time Frame: Preop. day 1, 2, 7 (inpatient) , Postop. 6 week, 3 month ]Opioid conversion to Morphine IV
- Pain VAS [ Time Frame: Preop. day 1, 2 (inpatient) , Postop. 6 week, 3 month ]Pain VAS(11-point numeric scale: 0-11) at rest, maximal knee flexion and maximal knee extension
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| Ages Eligible for Study: | 18 Years to 100 Years (Adult, Older Adult) |
| Sexes Eligible for Study: | All |
| Accepts Healthy Volunteers: | No |
Inclusion Criteria:
- Candidate for staged bilateral total knee replacement arthroplasty due to osteoarthritis of the knee.
Exclusion Criteria:
- Known allergic reaction to duloxetine
- Secondary arthritis (ex. Rheumatic arthritis, traumatic arthritis, septic arthritis)
- History of major operation(ex. Arthroscopic knee arthroplasty, osteotomy, open reduction, and internal fixation)
- History of manic or bipolar disorder, epilepsy, increased intraocular pressure or risk of acute angle-closure glaucoma, liver disease, moderate renal disease (CLcr < 30ml/min), severe heart disease, uncontrolled hypertension, unregulated narrow-angle glaucoma
- Known congenital or acquired coagulopathy
- Known genetic disorders such as fulminant intolerance / glucose-galactose uptake disorder/sucrose isoleucetase deficiency
- Taken MAO inhibitor, anti-depressants, diuretics, duloxetine
- Refuse to participate in the study
To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT03792828
| Contact: Seung-Baik Kang, MD, PhD | +82-870-3931 | ossbkang@gmail.com | |
| Contact: JoungYoup Shin, MD | +82-10-5310-7133 | sjy820828@gmail.com |
| Korea, Republic of | |
| Seoul National University Boramae Medical Center | |
| Seoul, Korea, Republic of, 07061 | |
| Contact: Seung-Baik Kang, MD, PhD +82-2-870-3931 ossbkang@gmail.com | |
| Principal Investigator: Seung-Baik Kang, MD, PhD | |
| Principal Investigator: Chong Bum Chang, MD, PhD | |
| Principal Investigator: Moon Jong Chang, MD, PhD | |
| Principal Investigator: Joung Youp Shin, MD | |
| Principal Investigator: Whang Kim, MD | |
| Principal Investigator: Dong Whan Suh, MD | |
| Principal Investigator: Jong Byung Oh, MD | |
| Principal Investigator: | Seung-Baik Kang, MD, PhD | SMG-SNU Boramae Medical Center |
| Responsible Party: | Seung-Baik Kang, Professor, Seoul National University Hospital |
| ClinicalTrials.gov Identifier: | NCT03792828 |
| Other Study ID Numbers: |
SNUBMC_20181128 |
| First Posted: | January 3, 2019 Key Record Dates |
| Last Update Posted: | January 3, 2019 |
| Last Verified: | January 2019 |
| Studies a U.S. FDA-regulated Drug Product: | No |
| Studies a U.S. FDA-regulated Device Product: | No |
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total knee replacement arthroplasty total knee arthroplasty central censitization |
duloxetine serotonin-norepinephrine reuptake inhibitors pre-emptive effect |
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Osteoarthritis Osteoarthritis, Knee Arthritis Joint Diseases Musculoskeletal Diseases Rheumatic Diseases Duloxetine Hydrochloride Serotonin and Noradrenaline Reuptake Inhibitors Neurotransmitter Uptake Inhibitors Membrane Transport Modulators |
Molecular Mechanisms of Pharmacological Action Neurotransmitter Agents Physiological Effects of Drugs Analgesics Sensory System Agents Peripheral Nervous System Agents Antidepressive Agents Psychotropic Drugs Dopamine Agents |

