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A Study to Evaluate the Safety and Pharmacokinetics After Oral Concurrent Administration of Fimasartan and Hydrochlorothiazide in Healthy Male Volunteers

Phase 1
Completed
Conditions
Essential Hypertension
Interventions
Registration Number
NCT00923533
Lead Sponsor
Boryung Pharmaceutical Co., Ltd
Brief Summary

To evaluate drug-drug interaction between fimasartan and hydrochlorothiazide.

Detailed Description

Fimasartan (BR-A-657-K), a selective blocker of AT1 receptor subtype, showed the rapid and potent antihypertensive effect in many hypertensive models.

Phase I study, Fimasartan (BR-A-657-K) 20 mg \~ 480 mg single dosing with healthy subjects, demonstrated that the Fimasartan (BR-A-657-K) was very safe and well tolerated. Another phase I study, Fimasartan (BR-A-657-K) 120mg and 360mg dosing for 7 days, also showed that Fimasartan (BR-A-657-K) was safe and tolerable though one temporal adverse event was observed in high dose.

A open-labeled, multiple-dosing, crossover, parallel Clinical Study to Evaluate drug-drug interaction between fimasartan and hydrochlorothiazide.

34 male healthy volunteers were enrolled during 2 months.

In part A, 240 mg of fimasartan per day was taken for 1 week. After 7 day washout period, 240 mg of fimasartan and 25mg of hydrochlorothiazide per day were taken for 1 week. Then blood and urine samples were collected 0, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12 and 24 hours at 7 day and 21 day.

In part B, 25 mg of hydrochlorothiazide per day was taken for 1 week. After 7 day washout period, 240 mg of fimasartan and 25mg of hydrochlorothiazide per day were taken for 1 week. Then blood and urine samples were collected 0, 0.5, 1, 1.5, 2, 2.5, 3, 4, 6, 8, 12 and 24 hours at 7 day and 21 day.

Recruitment & Eligibility

Status
COMPLETED
Sex
Male
Target Recruitment
34
Inclusion Criteria
  • age: 20 - 45 years
  • sex: male
  • body weight: greater than 55 kg
  • written informed consent
Exclusion Criteria
  • known allergy to Fimasartan and hydrochlorothiazide
  • existing cardiac or hematological diseases
  • existing hepatic and renal diseases
  • existing gastrointestinal diseases
  • acute or chronic diseases which could affect drug absorption or metabolism
  • history of any serious psychological disorder
  • positive drug or alcohol screening
  • smokers of 10 or more cigarettes per day 3 month ago
  • participation in a clinical trial during the last 2 months prior to the start of the study

Study & Design

Study Type
INTERVENTIONAL
Study Design
CROSSOVER
Arm && Interventions
GroupInterventionDescription
Part AFimasartanFimasartan (7day) Fimasartan + Hydrochlorothiazide (7day)
Part BHydrochlorothiazideHydrochlorothiazide (7day) Hydrochlorothiazide + Fimasartan (7day)
Primary Outcome Measures
NameTimeMethod
AUC, Cmax, Tmax, CL/F0, 0.5, 1, 1.5, 2, 2.5 3, 4, 6, 8, 12, 24 hours at 7 day and 21 day
Secondary Outcome Measures
NameTimeMethod
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