MedPath

Chronic Pain Management After Herniorraphy

Phase 3
Completed
Conditions
Chronic Pain
Interventions
Drug: placebo
Registration Number
NCT00772291
Lead Sponsor
Erasmus Medical Center
Brief Summary

Nowadays, chronic pain mainly as a result of iatrogenic nerve damage is generally considered as the most frequent complication after inguinal hernia surgery. The primary objective of this randomised double-blind placebo-controlled trial is to investigate whether pregabalin reduces pain in patients with chronic pain of neuropathic origin after herniorraphy.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
140
Inclusion Criteria
  1. History of unilateral inguinal herniotomy
  2. Establishment of neuropathic character of chronic pain by means the LANSS painscore and DN4 score
  3. Abnormal sensitivity (allodynia, dysesthesia, hypoesthesia or dysesthesia) in or around the incisional area
  4. Duration pain ≥ 3 months
  5. Medial or lateral inguinal hernia
  6. Age ≥ 18 years
  7. VAS score ≥ 40 mm on Vas scale on which they indicate 'how unpleasant or disturbing the worst pain was that they had today'
  8. Grade III or IV pain and discomfort on the 4-point pain and discomfort scale
  9. Informed consent (addendum V)
Exclusion Criteria
  1. Participation in another trial
  2. Age < 18 years
  3. Cognitive disfunction
  4. Patient is unable to speak Dutch
  5. Hereditary problems of galactose intolerance, Lapp lactase deficiency or glucosegalactose malabsorption
  6. Patient classified as American Society of Anaesthesiologist Class 4
  7. Renal impairment

Study & Design

Study Type
INTERVENTIONAL
Study Design
PARALLEL
Arm && Interventions
GroupInterventionDescription
placeboplacebo-
pregabalinpregabalin-
Primary Outcome Measures
NameTimeMethod
pain8 weeks
Secondary Outcome Measures
NameTimeMethod
quantitative sensory testing (QST) accuracy in testing the inguinal region8 weeks

Trial Locations

Locations (1)

Erasmus Medical Center

🇳🇱

Rotterdam, Netherlands

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