NCT01715597

Brief Summary

The investigators want to know whether the intravenous ascorbic acid would reduce the blood loss during laparoscopic myoma surgery. The investigators randomized patients into intravenous ascorbic acid group and placebo group and examined the blood loss in both groups.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
50

participants targeted

Target at below P25 for phase_3

Timeline
Completed

Started Dec 2012

Longer than P75 for phase_3

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

First Submitted

Initial submission to the registry

October 22, 2012

Completed
7 days until next milestone

First Posted

Study publicly available on registry

October 29, 2012

Completed
1 month until next milestone

Study Start

First participant enrolled

December 1, 2012

Completed
4.8 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

October 1, 2017

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

October 1, 2017

Completed
Last Updated

October 31, 2017

Status Verified

October 1, 2017

Enrollment Period

4.8 years

First QC Date

October 22, 2012

Last Update Submit

October 28, 2017

Conditions

Keywords

uterine leiomyomalaparoscopic myomectomyintraoperative blood lossascorbic acid

Outcome Measures

Primary Outcomes (1)

  • blood loss

    during laparoscopic myomectomy

Other Outcomes (4)

  • time of operation

    during laparoscopic myomectomy

  • the amount of transfusion

    during laparoscopic myomectomy

  • the difference of hemoglobin

    postoperative day 1

  • +1 more other outcomes

Study Arms (2)

ascorbic acid

EXPERIMENTAL

ascorbic acid 2g in normal saline 500ml IV start 2hours before the operation

Drug: ascorbic acidDrug: Normal saline

Control

PLACEBO COMPARATOR

Normal saline 500ml IV infusion for 2hour

Drug: Normal saline

Interventions

ascorbic acid 2g in normal saline 500ml IV start 30min before the operation and infusion for 2 hour

ascorbic acid

normal saline 500ml IV

Controlascorbic acid

Eligibility Criteria

Sexfemale
Healthy VolunteersNo
Age GroupsChild (0-17), Adult (18-64), Older Adult (65+)

You may qualify if:

  • uterine myoma
  • be planning to laparoscopic myomectomy
  • images ; the number of myoma \<4
  • images ; the diameter of the largest myoma \<9cm

You may not qualify if:

  • be planning other surgery in addition to laparoscopy
  • clinically significant coagulation abnormality

Contact the study team to confirm eligibility.

Sponsors & Collaborators

Study Sites (1)

Seoul National University Bundang Hospital

Gyeongg-ido, South Korea

Location

Related Publications (1)

  • Lee B, Kim K, Cho HY, Yang EJ, Suh DH, No JH, Lee JR, Hwang JW, Do SH, Kim YB. Effect of intravenous ascorbic acid infusion on blood loss during laparoscopic myomectomy: a randomized, double-blind, placebo-controlled trial. Eur J Obstet Gynecol Reprod Biol. 2016 Apr;199:187-91. doi: 10.1016/j.ejogrb.2016.02.014. Epub 2016 Feb 21.

MeSH Terms

Conditions

Myofibroma

Interventions

Ascorbic AcidSaline Solution

Condition Hierarchy (Ancestors)

Neoplasms, Connective TissueNeoplasms, Connective and Soft TissueNeoplasms by Histologic TypeNeoplasmsConnective Tissue DiseasesSkin and Connective Tissue Diseases

Intervention Hierarchy (Ancestors)

Sugar AcidsAcids, AcyclicCarboxylic AcidsOrganic ChemicalsHydroxy AcidsCarbohydratesCrystalloid SolutionsIsotonic SolutionsSolutionsPharmaceutical Preparations

Study Officials

  • kiding kim, M.D.

    Seoul National University Bundang Hospital,Gyeongg-ido,Republic of Korea

    PRINCIPAL INVESTIGATOR

Study Design

Study Type
interventional
Phase
phase 3
Allocation
RANDOMIZED
Masking
QUADRUPLE
Who Masked
PARTICIPANT, CARE PROVIDER, INVESTIGATOR, OUTCOMES ASSESSOR
Purpose
TREATMENT
Intervention Model
PARALLEL
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Assistant professor in department of OBGY

Study Record Dates

First Submitted

October 22, 2012

First Posted

October 29, 2012

Study Start

December 1, 2012

Primary Completion

October 1, 2017

Study Completion

October 1, 2017

Last Updated

October 31, 2017

Record last verified: 2017-10

Locations