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JAPANESE
国立保健医療科学院
JRCT ID: jRCT2031230269

Registered date:29/07/2023

A multicenter, single-arm, open-label, phase III clinical study to investigate the efficacy and safety of GB-0706 in patients developing heparin resistance during cardiovascular surgery using a cardiopulmonary bypass

Basic Information

Recruitment status Not Recruiting
Health condition(s) or Problem(s) studiedPatients developing heparin resistance during cardiovascular surgery using a cardiopulmonary bypass
Date of first enrollment02/10/2023
Target sample size70
Countries of recruitment
Study typeInterventional
Intervention(s)GB-0706 will be administered as the quantity of a single dose is 1,500 IU of antithrombin. If Heparin resistance does not improve after administration of study drug one dose, an additional dose, study drug dose will be administered. (A maximum dose is 3,000 IU)

Outcome(s)

Primary OutcomeThe percentage of subjects with ACT 480 seconds or over (improved Heparin resistance) after administration of the study drug (study drug dose (1), or, if the study drug is administered twice, study drug dose (2)).
Secondary OutcomeThe change in ACT from the additional dose of heparin to after administration of the study drug (study drug dose (1), or, if the study drug is administered twice, study drug dose (2))

Key inclusion & exclusion criteria

Age minimum>= 18age old
Age maximum<= 85age old
GenderBoth
Include criteria1.18 years old or older and 85 years or younger at the time when informed consent is obtained 2.Receiving elective cardiovascular surgery using a cardiopulmonary bypass 3.Platelet count of 178,000 / microliter or more at laboratory tests at screening 4.Fibrinogen count of 264 mg/dL or more at laboratory tests at screening 5.Meeting all the inclusion criteria 1 to 4 and found to have Heparin Resistance according to the definition of Heparin Resistance specified in this study
Exclude criteria1.Having been administered a specified prohibited concomitant drug or prohibited concomitant therapy before administration of the study drug 2.Having congenital antithrombin III deficiency 3.Having a history of heparin-induced thrombocytopenia 4.Having a history of antiphospholipid syndrome 5.Receiving surgery other than cardiovascular surgery at the same time 6.Found to have a history of coagulation disorder (such as von Willebrand disease) for reasons such as a medical history of hemorrhagic disease or test history 7.Having congenital or acquired coagulation factor deficiency or abnormality

Related Information

Contact

Public contact
Name Hiroaki Yata
Address 15F Tamachi Station TowerN, 3-1-1 Shibaura, Minato-ku, Tokyo, Japan Tokyo Japan 108-0023
Telephone +81-3-6435-6515
E-mail kakehi-taito@jbpo.or.jp
Affiliation Japan Blood Products Organization
Scientific contact
Name Yoshikatsu Saiki
Address 1-1 Seiryocho, Aobaku, Sendai, Miyagi, Japan Miyagi Japan 980-8574
Telephone +81-3-6435-6515
E-mail kakehi-taito@jbpo.or.jp
Affiliation National University Corporation Tohoku University Tohoku University Hospital