# Ramipril and Hydrochlorothiazide Alone and in Combination for the Treatment of Essential Hypertension

> **NCT00355589** · PHASE3 · COMPLETED · sponsor: **Pfizer**

## Conditions studied

- Hypertension
- Blood Pressure, High

## Interventions

- **DRUG:** Ramipril and hydrochlorothiazide

## Key facts

- **NCT ID:** NCT00355589
- **Lead sponsor:** Pfizer
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2006-07
- **Primary completion:** 2007-03
- **Final completion:** 2007-03
- **Target enrollment:** — (—)
- **Last updated:** 2012-10-10


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00355589

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00355589, "Ramipril and Hydrochlorothiazide Alone and in Combination for the Treatment of Essential Hypertension". Retrieved via AI Analytics 2026-07-08 from https://api.ai-analytics.org/clinical/NCT00355589. Licensed CC0.

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