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Trial ยท NCT00281580

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

NCT00281580, Phase 3, Completed, Boehringer Ingelheim; results first posted 2010-04-28

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Telmisartan (Micardis) and Amlodipine (Norvasc) - Factorial Design Study for the Treatment of Hypertension. Trials, record NCT00281580. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT00281580

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Telmisartan (Micardis) and Amlodipine (Norvasc) - Factorial Design Study for the Treatment of Hypertension
NCT number
NCT00281580
Status
Completed
Phases
Phase 3
Enrollment
1,461 participants, actual
Lead sponsor
Boehringer Ingelheim
Conditions
Hypertension
Interventions
Amlodipine 5 mg, Placebo, Telmisartan 20 mg, Telmisartan 40 mg, Amlodipine 10 mg, Telmisartan 20 mg, Telmisartan 80 mg, Amlodipine 10 mg, Telmisartan 20 mg, Amlodipine 5 mg, Amlodipine 5 mg, Telmisartan 20 mg, Amlodipine 5 mg, Amlodipine 5 mg, Amlodipine 2.5 mg, Amlodipine 2.5 mg, Amlodipine 10 mg, Amlodipine 2.5 mg, Telmisartan 80 mg, Telmisartan 80 mg, Amlodipine 5 mg, Amlodipine 2.5 mg, Telmisartan 40 mg, Telmisartan 40 mg, Amlodipine 5 mg, Amlodipine 5 mg, Telmisartan 40 mg, Telmisartan 80 mg, Amlodipine 10 mg
First posted
2006-01-25
Last updated
2014-03-27
Other registries' IDs
eudract:2008-000874-19
Results first posted
2010-04-28

Source ClinicalTrials.gov

Registered outcomes46

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryChange From Baseline at 8 Weeks in Seated Trough Cuff Mean Diastolic Blood Pressure (DBP) (Observed Telmisartan Effect)Baseline to end-of-study (up to 8 weeks) visit (Last Observation Carried Forward (LOCF))Observed results
PrimaryChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Telmisartan Effects)Baseline to end-of-study (up to 8 weeks) visit (LOCF)Results stem from an ANCOVA including the main effects of treatment with telmisartan, treatment with amlodipine, and country/region with baseline DBP included as a covariate.
PrimaryChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Observed Amlodipine Effects)Baseline to end-of-study (up to 8 weeks) visit (LOCF)Observed results
PrimaryChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Amlodipine Effects)Baseline to end-of-study (up to 8 weeks) visit (LOCF)Results stem from an ANCOVA including the main effects of treatment with telmisartan, treatment with amlodipine, and country/region with baseline DBP included as a covariate.
PrimaryChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Observed Treatment Effects)End-of-study visit (LOCF)Observed results
PrimaryChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Treatment Effects)Baseline to end-of-study (up to 8 weeks) visit (LOCF)Results stem from an ANCOVA including the main effects of treatment with telmisartan, treatment with amlodipine, and country/region with baseline DBP included as a covariate.
PrimaryChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Treatment Effects, Excluding Pl)Baseline to end-of-study (up to 8 weeks) visit (LOCF)Results stem from an ANCOVA including the main effects of treatment with telmisartan, treatment with amlodipine, and country/region with baseline DBP included as a covariate.
PrimaryChange From Baseline in Seated Trough Cuff Mean DBP (Observed Telmisartan Effect)Baseline to end-of-study (up to 8 weeks) visit (LOCF)Observed results
PrimaryChange From Baseline in Seated Trough Cuff Mean DBP (Adjusted Telmisartan Effects)Baseline to end-of-study (up to 8 weeks) visit (LOCF)Results stem from an ANCOVA including the main effects of treatment with telmisartan, treatment with amlodipine, and country/region with baseline DBP included as a covariate.
PrimaryChange From Baseline in Seated Trough Cuff Mean DBP (Observed Amlodipine Effects)Up to 8 weeks (LOCF)Observed results

Outcomes46

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChange From Baseline at 8 Weeks in Seated Trough Cuff Mean Diastolic Blood Pressure (DBP) (Observed Telmisartan Effect)Baseline to end-of-study (up to 8 weeks) visit (Last Observation Carried Forward (LOCF))
The full analysis set relating to the in-clinic trough cuff blood pressure measurements included all treated patients that had at least one in-clinic diastolic blood pressure measurement following treatment with target therapy (FAS-TC).
mmHgMEAN
PRIMARYChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Telmisartan Effects)Baseline to end-of-study (up to 8 weeks) visit (LOCF)
The full analysis set relating to the in-clinic trough cuff blood pressure measurements included all treated patients that had at least one in-clinic diastolic blood pressure measurement following treatment with target therapy (FAS-TC).
mmHgLEAST_SQUARES_MEAN
PRIMARYChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Observed Amlodipine Effects)Baseline to end-of-study (up to 8 weeks) visit (LOCF)
The full analysis set relating to the in-clinic trough cuff blood pressure measurements included all treated patients that had at least one in-clinic diastolic blood pressure measurement following treatment with target therapy (FAS-TC).
mmHgMEAN
PRIMARYChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Amlodipine Effects)Baseline to end-of-study (up to 8 weeks) visit (LOCF)
The full analysis set relating to the in-clinic trough cuff blood pressure measurements included all treated patients that had at least one in-clinic diastolic blood pressure measurement following treatment with target therapy (FAS-TC).
mmHgLEAST_SQUARES_MEAN
PRIMARYChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Observed Treatment Effects)End-of-study visit (LOCF)
The full analysis set relating to the in-clinic trough cuff blood pressure measurements included all treated patients that had at least one in-clinic diastolic blood pressure measurement following treatment with target therapy (FAS-TC).
mmHgMEAN
PRIMARYChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Treatment Effects)Baseline to end-of-study (up to 8 weeks) visit (LOCF)
The full analysis set relating to the in-clinic trough cuff blood pressure measurements included all treated patients that had at least one in-clinic diastolic blood pressure measurement following treatment with target therapy (FAS-TC).
mmHgLEAST_SQUARES_MEAN
PRIMARYChange From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Treatment Effects, Excluding Pl)Baseline to end-of-study (up to 8 weeks) visit (LOCF)
The full analysis set relating to the in-clinic trough cuff blood pressure measurements included all treated patients that had at least one in-clinic diastolic blood pressure measurement following treatment with target therapy (FAS-TC), excluding patients treated with placebo
mmHgLEAST_SQUARES_MEAN
SECONDARYChange From Baseline at 8 Weeks in Seated Trough Cuff Mean Systolic Blood Pressure (SBP)Baseline to end-of-study (up to 8 weeks) visit (LOCF)
The full analysis set relating to the in-clinic trough cuff blood pressure measurements included all treated patients that had at least one in-clinic Systolic Blood Pressure measurement following treatment with target therapy (FAS-TC)
mmHgLEAST_SQUARES_MEAN
SECONDARYChange From Baseline at 8 Weeks in Standing Trough Cuff Mean DBPBaseline to end-of-study (up to 8 weeks) visit (LOCF)
The full analysis set relating to the in-clinic trough cuff blood pressure measurements included all treated patients that had at least one in-clinic Diastolic Blood Pressure measurement following treatment with target therapy (FAS-TC)
mmHgLEAST_SQUARES_MEAN
SECONDARYChange From Baseline at 8 Weeks in Standing Trough Cuff Mean SBPBaseline to end-of-study (up to 8 weeks) visit (LOCF)
The full analysis set relating to the in-clinic trough cuff blood pressure measurements included all treated patients that had at least one in-clinic Systolic Blood Pressure measurement following treatment with target therapy (FAS-TC)
mmHgLEAST_SQUARES_MEAN

Results by group698

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Change From Baseline at 8 Weeks in Seated Trough Cuff Mean Diastolic Blood Pressure (DBP) (Observed Telmisartan Effect)Telmisartan 0 mg (T0)-13Standard Deviation 8.8mmHg
Change From Baseline at 8 Weeks in Seated Trough Cuff Mean Diastolic Blood Pressure (DBP) (Observed Telmisartan Effect)Telmisartan 20 mg (T20)-16.4Standard Deviation 7.8mmHg
Change From Baseline at 8 Weeks in Seated Trough Cuff Mean Diastolic Blood Pressure (DBP) (Observed Telmisartan Effect)Telmisartan 40 mg (T40)-16.2Standard Deviation 8.9mmHg
Change From Baseline at 8 Weeks in Seated Trough Cuff Mean Diastolic Blood Pressure (DBP) (Observed Telmisartan Effect)Telmisartan 80 mg (T80)-16.9Standard Deviation 8.6mmHg
Change From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Telmisartan Effects)Telmisartan 0 mg (T0)-12.5Standard Error 0.5mmHg
Change From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Telmisartan Effects)Telmisartan 20 mg (T20)-16.8Standard Error 0.6mmHg
Change From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Telmisartan Effects)Telmisartan 40 mg (T40)-16.6Standard Error 0.4mmHg
Change From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Adjusted Telmisartan Effects)Telmisartan 80 mg (T80)-17.2Standard Error 0.4mmHg
Change From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Observed Amlodipine Effects)Placebo (Pl)-12.3Standard Deviation 9.7mmHg
Change From Baseline at 8 Weeks in Seated Trough Cuff Mean DBP (Observed Amlodipine Effects)Amlodipine 2.5 mg (A2.5)-14.9Standard Deviation 8.8mmHg

Participant flow48

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDPlacebo (Pl)46
Overall StudySTARTEDTelmisartan 20 mg (T20)42
Overall StudySTARTEDTelmisartan 40 mg (T40)130
Overall StudySTARTEDTelmisartan 80 mg (T80)135
Overall StudySTARTEDTelmisartan 20 mg Plus Amlodipine 2.5 mg (T20+A2.5)44
Overall StudySTARTEDTelmisartan 20 mg Plus Amlodipine 5 mg (T20+A5)46
Overall StudySTARTEDTelmisartan 20 mg Plus Amlodipine 10 mg (T20+A10)44
Overall StudySTARTEDTelmisartan 40 mg Plus Amlodipine 2.5 mg (T40+A2.5)47
Overall StudySTARTEDTelmisartan 40 mg Plus Amlodipine 5 mg (T40+A5)143
Overall StudySTARTEDTelmisartan 40 mg Plus Amlodipine 10 mg (T40+A10)129

Adverse events144

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherChest painGeneral disordersPLACEBO146
otherChest painGeneral disordersTelmisartan 20 mg (T20)342
otherChest painGeneral disordersTelmisartan 20 mg Plus Amlodipine 2.5 mg (T20+A2.5)044
otherChest painGeneral disordersTelmisartan 20 mg Plus Amlodipine 5 mg (T20+A5)046
otherChest painGeneral disordersTelmisartan 20 mg Plus Amlodipine 10 mg (T20+A10)044
otherChest painGeneral disordersTelmisartan 40 mg (T40)2130
otherChest painGeneral disordersTelmisartan 40 mg Plus Amlodipine 2.5 mg (T40+A2.5)047
otherChest painGeneral disordersTelmisartan 40 mg Plus Amlodipine 5 mg (T40+A5)1143
otherChest painGeneral disordersTelmisartan 40 mg Plus Amlodipine 10 mg (T40+A10)1129
otherChest painGeneral disordersTelmisartan 80 mg (T80)0135

Adverse event totals48

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityPLACEBO
Total, all-cause mortalityTelmisartan 20 mg (T20)
Total, all-cause mortalityTelmisartan 20 mg Plus Amlodipine 2.5 mg (T20+A2.5)
Total, all-cause mortalityTelmisartan 20 mg Plus Amlodipine 5 mg (T20+A5)
Total, all-cause mortalityTelmisartan 20 mg Plus Amlodipine 10 mg (T20+A10)
Total, all-cause mortalityTelmisartan 40 mg (T40)
Total, all-cause mortalityTelmisartan 40 mg Plus Amlodipine 2.5 mg (T40+A2.5)
Total, all-cause mortalityTelmisartan 40 mg Plus Amlodipine 5 mg (T40+A5)
Total, all-cause mortalityTelmisartan 40 mg Plus Amlodipine 10 mg (T40+A10)
Total, all-cause mortalityTelmisartan 80 mg (T80)

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT00281580

GET https://conductscience.org/api/trials/v1/NCT00281580/registered?page=2