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The purpose of this study is to compare the effect of the fixed combination of valsartan+hydrochlorothiazide (HCTZ) on blood pressure reduction with valsartan and HCTZ alone and whether the combination treatments are safe and well tolerated. The study aims to establish a dose response relationship for both monotherapies and the combinations.
This study is being conducted in Japan.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Valsartan | Drug | |||
| Hydrochlorothiazide | Drug |
| Measure | Description | Time Frame |
|---|---|---|
| Change from baseline in diastolic blood pressure after 8 weeks |
| Measure | Description | Time Frame |
|---|---|---|
| Change from baseline in systolic blood pressure after 8 weeks | ||
| Diastolic blood pressure less than 90 mmHg or at least a 10 mmHg decrease in diastolic blood pressure after 8 weeks | ||
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Novartis Pharmaceuticals | Novatis Pharmaceuticals | Study Director |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Novartis Pharmaceuticals | Tokyo | Japan |
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| ID | Term |
|---|---|
| D006973 | Hypertension |
| ID | Term |
|---|---|
| D014652 | Vascular Diseases |
| D002318 | Cardiovascular Diseases |
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| ID | Term |
|---|---|
| D000068756 | Valsartan |
| D006852 | Hydrochlorothiazide |
| ID | Term |
|---|---|
| D013777 | Tetrazoles |
| D001393 | Azoles |
| D006573 | Heterocyclic Compounds, 1-Ring |
| D006571 | Heterocyclic Compounds |
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| Change from baseline in standing diastolic blood pressure after 8 weeks |
| Change from baseline in standing systolic blood pressure after 8 weeks |
| Adverse events and serious adverse events at each study visit for 8 weeks |
| D014633 |
| Valine |
| D000597 | Amino Acids, Branched-Chain |
| D000596 | Amino Acids |
| D000602 | Amino Acids, Peptides, and Proteins |
| D000601 | Amino Acids, Essential |
| D002740 | Chlorothiazide |
| D001581 | Benzothiadiazines |
| D013449 | Sulfonamides |
| D013450 | Sulfones |
| D013457 | Sulfur Compounds |
| D009930 | Organic Chemicals |
| D049971 | Thiazides |
| D006574 | Heterocyclic Compounds, 2-Ring |
| D000072471 | Heterocyclic Compounds, Fused-Ring |