Completed PHASE3 INTERVENTIONAL 16-arm NCT00281580

Telmisartan (Micardis) and Amlodipine (Norvasc) - Factorial Design Study for the Treatment of Hypertension

A Randomized, Double-blind, Double-dummy, Placebo-controlled, 4x4 Factorial Design Trial to Evaluate Telmisartan 20, 40 and 80 mg Tablets in Combination With Amlodipine 2.5, 5 and 10 mg Capsules After Eight Weeks of Treatment in Patients With Stage I or II Hypertension, With an ABPM Sub-study

Sponsor: Boehringer Ingelheim

Conditions Hypertension

Interventions Amlodipine 10 mg Amlodipine 2.5 mg Amlodipine 5 mg Placebo Telmisartan 20 mg Telmisartan 40 mg Telmisartan 80 mg

Updated 7 times since 2017 Last updated: Feb 10, 2014 Started: Apr 30, 2006 Primary completion: Mar 31, 2007

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE3 trial investigates Hypertension and is currently completed. Boehringer Ingelheim leads this study, which shows 7 recorded versions since 2006 — indicating limited longitudinal coverage. Heart and vascular conditions benefit from the kind of long-term tracking this trial provides.

Status Flow

Change History

7 versions recorded

Oct 2025 — Present [monthly]

Completed PHASE3
Sep 2025 — Oct 2025 [monthly]

Completed PHASE3
Sep 2024 — Sep 2025 [monthly]

Completed PHASE3
Jul 2024 — Sep 2024 [monthly]

Completed PHASE3
Jan 2021 — Jul 2024 [monthly]

Completed PHASE3

▶ Show 2 earlier versions

Jun 2018 — Jan 2021 [monthly]

Completed PHASE3
Jan 2017 — Jun 2018 [monthly]

Completed PHASE3

First recorded

Apr 2006

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Boehringer Ingelheim

Data source: Boehringer Ingelheim

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Arkansas City, United States , Austin, United States , Bay City, United States , Beaufort, United States , Belém, Brazil , Benoni, South Africa , Boksburg, South Africa , BsAs, Argentina , Buenos Aires, Argentina , Burke, United States and 98 more locations