Comparison of the ECG Effects Related to Pharmacokinetic Profile of Chloroquine and Piperaquine
Comparison of the Electrocardiographic Effects in Relation to Pharmacokinetic Profile of Chloroquine and Piperaquine in Healthy Thai Subjects
Comparison of the Electrocardiographic Effects in Relation to Pharmacokinetic Profile of Chloroquine and Piperaquine in Healthy Thai Subjects
Sponsor study identifier
interventional
16
1 country
1
Study Start
July 2014
Date type not reportedThis date has not been verified as actual or estimated.
Primary Completion
September 2015
Actual (reported)Study Completion
September 2015
Actual (reported)Chloroquine and piperaquine are the two most widely used antimalarial drugs ever. Hundreds of millions of people have received these drugs. Both are structurally similar and have cardiovascular effect. While there are no concerns over the use of chloroquine, regulatory authorities have suggested restrictions on the use of piperaquine. We have recently completed a series of cross-over clinical and pharmacokinetic evaluations of chloroquine, piperaquine, pyronaridine and primaquine in healthy subjects. These studied were approved by the ethical committee of FTM. All drugs were well tolerated with no clinically significant ECG changes. Four subjects were in two studies. This offers a unique opportunity to compare the electrocardiographic effects of chloroquine and piperaquine in the same subjects and therefore characterize the concentration-effect relationships, and thus relative safety. We propose to extend the previous subject study to recruit 16 subjects including those who have received either piperaquine or chloroquine in our previous studies so that 20 subjects received both drugs for a crossover comparison. The blood sampling schedule and electrocardiograms would be exactly the same as previously but would finish at 24 hours.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
September 2015
Actual (reported)Click on a node to explore related trials.
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Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
July 2014
Date type not reportedThis date has not been verified as actual or estimated.
July 1, 2014
Actual (reported)July 17, 2014
Actual (reported)September 2015
Actual (reported)September 2015
Actual (reported)Changes of QTc within 24 hours after dosing
24 hours after dosing
Area under the curve
Area under the curve within 24 hours after dosing
24 hours after dosing
Number of participant with adverse event
24 hours after dosing
Chloroquine base 600 mg single dose
Dihydroartemisinin-piperaquine 120/960 mg single dose
Chloroquine base 600 mg single dose. To monitor ECG 12 lead at 0 (pre-dose), 1, 2, 4, 8, 12 and 24 hours after dosing.
Dihydroartemisinin-piperaquine 120/960 mg single dose To monitor ECG 12 lead at: 0 (pre-dose), 1, 2, 4, 8, 12 and 24 hours after dosing.
Faculty of Tropical Medicine, Mahidol University
Bangkok, 10400, Thailand
Borimas Hanboonkunupakarn, MD
Faculty of Tropical Medicine, Mahidol University, Thailand
16 participants (actual enrollment reported by the registry).
First Submitted
July 1, 2014
First Posted
July 17, 2014
Study Start
July 2014
Date type not reportedThis date has not been verified as actual or estimated.
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Primary Completion
September 2015
Actual (reported)Study Completion
September 2015
Actual (reported)Last Updated
November 3, 2015
Record last verified: 2015-11
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