Does the Preoperative Midazolam Dose Affect Postoperative Pain?

• Status: Unknown status
• Trial end date: 2020-08-01
• Target enrollment: 0
• Participant gender: All

Summary

To investigate whether midazolam has any effect on postoperative pain in outpatient surgery, the investigators will assess the impact of different midazolam doses on pain scores 24h, 7 days and 3 months after ambulatory surgery.

The investigators hypothesize that patients being administered higher midazolam doses will refer more pain.

• Phase: Phase 4
• Accepts Healthy Volunteers?: No

Details

• Lead Sponsor: Universidade do Porto
• Collaborators: Centro Hospitalar de Entre o Douro e Vouga; Centro Hospitalar de Vila Nova de Gaia/Espinho
• Treatments: Midazolam

Criteria

Inclusion Criteria:

• adult patients submitted to open inguinal hernia repair, varicose vein stripping, knee arthroscopy or hallux valgus surgery in Portuguese ambulatory surgery units

Exclusion Criteria:

• psychiatric disorders

• alcoholism

• illiteracy or poor understanding of Portuguese language

• history of chronic pain under opioids

• recurrent surgery

• contraindication for midazolam or deep sedation

• contraindication for spinal anesthesia