Viewing Study NCT02461056


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Study NCT ID: NCT02461056
Status: COMPLETED
Last Update Posted: 2015-06-03
First Post: 2015-05-28
Is NOT Gene Therapy: True
Has Adverse Events: False

Brief Title: Synergistic Effect of Ibuprofen and Hydromorphone for Postoperative Pain
Sponsor: Samsung Medical Center
Organization:

Study Overview

Official Title: Synergistic Effect of Ibuprofen and Hydromorphone for Postoperative Pain
Status: COMPLETED
Status Verified Date: 2015-05
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: Not Stopped
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: Intravenous form of ibuprofen is recently approved by FDA and reports are rare on the co-administration with opioids. The investigators searched whether intravenous ibuprofen-hydromorphone combination is synergistic, additive, or infra-additive on postoperative pain using combination index (CI), dose reduction index (DRI) and isobologram.
Detailed Description: Ninety patients, undergoing breast surgery, were included in one of the three groups (Ibuprofen, Hydromorphone, Ibuprofen+Hydromorphone groups). Positive analgesic efficacy was defined as a numeric rating scale (NRS) ≤3 on a 0-10 NRS, 30 min after the drug administration. Drug was administered by the Dixon and Mood up-and-down method. Starting doses were ibuprofen 50 mg, hydromorphone 0.25 mg, or ibuprofen 25 mg + hydromorphone 0.125 mg. The maximum doses were ibuprofen 800 mg, hydromorphone 2 mg, or ibuprofen 400 mg + hydromorphone 1 mg. Combination index (CI) (additive: 0.9-1.1, synergism: \<0.9, antagonism: \>1.1), dose reduction index (DRI, a measure of how much the dose of each drug in a combination can be reduced), and isobologram were used to define the nature of their interaction.

Study Oversight

Has Oversight DMC: True
Is a FDA Regulated Drug?: None
Is a FDA Regulated Device?: None
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?: