Low Dose Ketamine Study on Opioid Tolerance and Hyperalgesia

• Status: Completed
• Trial end date: 2012-09-01
• Target enrollment: 0
• Participant gender: All

Summary

The purpose of this study is to:

1. Establish whether ketamine can decrease opioid consumption and modulate the onset of opioid tolerance and prevent opioid-induced hyperalgesia in pediatric subjects, ages 10 years to 18 years, undergoing posterior spinal fusion and instrumentation.

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

Details

• Lead Sponsor: Julia Finkel
• Treatments: Analgesics, Opioid; Ketamine

Criteria

Inclusion Criteria:

1. The subject is 10 to 18 years of age

2. The subject's American Society of Anesthesiologists physical status is ASA 1, 2 or 3 (see appendix I)

3. The subject is scheduled for elective posterior spinal fusion and instrumentation.

4. The subject's parent/legally authorized guardian has given written informed consent to participate

Exclusion Criteria:

1. The subject has a history or a family (parent or sibling) history of malignant hyperthermia

2. The subject is pregnant or nursing.

3. The subject has known significant renal disorders determined by medical history, physical examination or laboratory tests

4. The subject has a known or suspected allergy to morphine, remifentanil or ketamine

5. The subject is an ASA classification of 4 or greater (See Appendix I)

6. The subject is scheduled for a surgical sub-procedure (i.e. anterior spinal fusion)

7. The subject is unable to self-administer morphine using patient-controlled analgesia (PCA) pump

8. The subject had a recent opioid exposure (within 1 month of surgery)

9. The subject is obese (body mass index >30kg/m2)

10. The subject is planned for elective postoperative ventilation

11. The subject has a known ocular disease not permitting pupillometric examination

12. The subject has used any investigation products in the past 30 days