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Efficacy of Preoperative Intravenous Dexamethasone in Primary Total Knee Arthroplasty

Phase 4
Completed
Conditions
Postoperative Pain
Interventions
Drug: Normal saline
Registration Number
NCT02102815
Lead Sponsor
Thammasat University
Brief Summary

To determine efficacy of preoperative IV dexamethasone for postoperative pain control after TKA.

Detailed Description

Preoperative intravenous over 0.1 mg/kg of dexamethasone could be reduced pain after primary TKA.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
100
Inclusion Criteria
  • Osteoarthritis of the knee who undergoing unilateral primary total knee arthroplasty
  • 50-85 years old
  • ASA class 1-3
Exclusion Criteria
  • Unable to perform spinal anaesthesia
  • History of drug allergies: steroids
  • Renal impairment (CrCl <30 mL/min)
  • Liver impairment
  • Cognitive function disorders
  • Poor controlled DM (HA1C > 7.5)
  • Morning DTX at operative day > 180 mg%
  • Received corticosteroids within 3 months before surgery

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
PlaceboNormal salinePreoperative intravenous normal saline 50 mL slowly push over 5 minutes
DexamethasoneDexamethasonePreoperative dexamethasone 0.15mg/Kg mixed with NSS to 50 mL IV slowly push over 5 minutes
Primary Outcome Measures
NameTimeMethod
post-operative pain48 hours

measured with VAS for pain, drugs for relief pain

Secondary Outcome Measures
NameTimeMethod
Functional knee score3 month

measured with WOMAC, KSS

post-operative nausea and vomiting48 hours

measured with amount of nausea/vomiting and drugs requiring for fixed its.

complication of preoperative dexamethasone2 weeks

measured with wound complication, blood sugar level

inflammatory level48 hours

CRP level

Trial Locations

Locations (1)

Orthopaedic department, Faculty of medicine, Thammasat university

🇹🇭

Klongluang, Pathumthani, Thailand

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