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[Arterial hypertension: current large therapeutic trials]
Therapie
|November 1, 1996
Summary
Lowering diastolic blood pressure by 5-6 mmHg through hypertension treatment significantly reduces stroke, coronary heart disease, and cardiovascular mortality. Ongoing trials investigate new antihypertensive drugs and effects in elderly patients.
Area of Science:
- Cardiology
- Clinical Trials
- Pharmacology
Background:
- Essential hypertension management relies on therapeutic trials and ongoing clinical research.
- Previous meta-analyses show modest blood pressure reduction significantly impacts cardiovascular outcomes.
- Current research evaluates newer antihypertensive classes against established treatments.
Purpose of the Study:
- To review ongoing clinical trials in essential hypertension.
- To analyze results from published therapeutic trials.
- To assess the efficacy of different antihypertensive treatments on hard endpoints.
Main Methods:
- Meta-analysis of 14 primary prevention trials in hypertension.
- Review of published therapeutic trial results.
- Examination of ongoing large-scale randomized controlled trials.
Main Results:
- A 5-6 mmHg diastolic blood pressure reduction lowered stroke events by 42%, coronary heart disease by 14%, and cardiovascular mortality by 21%.
- Antihypertensive treatment in elderly patients reduced non-fatal cardiovascular events but did not significantly alter cardiovascular mortality.
- Newer antihypertensive classes have not yet demonstrated benefits on hard endpoints like cardiovascular morbidity and mortality compared to beta-blockers or diuretics.
Conclusions:
- Modest blood pressure reduction is crucial for preventing cardiovascular events.
- Established treatments like beta-blockers and diuretics remain effective.
- Further research is needed to establish the long-term benefits of newer antihypertensive classes, especially in specific populations like the elderly.