# A Comparison of Telmisartan + Hydrochlorothiazide With Amlodipine + Hydrochlorothiazide in the Control of Blood Pressure in Older Patients With Predominantly Systolic Hypertension (ATHOS Study)

> **NCT00240474** · PHASE4 · COMPLETED · sponsor: **Boehringer Ingelheim** · enrollment: 1000 (—)

## Conditions studied

- Hypertension

## Interventions

- **DRUG:** Telmisartan 80 mg + hydrochlorothiazide 12.5 mg
- **DRUG:** Amlodipine 10 mg + hydrochlorothiazide 12.5 mg

## Key facts

- **NCT ID:** NCT00240474
- **Lead sponsor:** Boehringer Ingelheim
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE4
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2002-12
- **Primary completion:** 2004-03
- **Final completion:** 2004-03
- **Target enrollment:** 1000 (—)
- **Last updated:** 2013-11-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00240474

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00240474, "A Comparison of Telmisartan + Hydrochlorothiazide With Amlodipine + Hydrochlorothiazide in the Control of Blood Pressure in Older Patients With Predominantly Systolic Hypertension (ATHOS Study)". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT00240474. Licensed CC0.

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