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Calcium antagonists and their potential for antihypertensive therapy
1Department of Medicine, University Hospital Kantonsspital Basel, Switzerland.
Annals of the New York Academy of Sciences
|January 1, 1988
Summary
Calcium antagonists effectively treat hypertension by relaxing arteries without causing harmful side effects. These drugs are safe and beneficial for various patient groups, including those with severe or emergency hypertension.
Area of Science:
- Cardiovascular Pharmacology
- Hypertension Management
Background:
- Calcium antagonists are arterial vasodilators with a favorable hemodynamic profile.
- They counteract enhanced vasoconstriction linked to altered smooth muscle cation handling and increased intracellular calcium.
Purpose of the Study:
- To evaluate the efficacy and safety of calcium antagonists in hypertension monotherapy and combination therapy.
- To highlight their suitability for specific patient populations and hypertensive emergencies.
Main Methods:
- Review of clinical studies assessing calcium antagonist efficacy and safety.
- Analysis of hemodynamic profiles and mechanisms of action.
Main Results:
- Calcium antagonists demonstrate efficacy, safety, and good tolerability in uncomplicated hypertension.
- They are particularly effective in older, low-renin, and Black patients.
- Effective in severe, accelerated hypertension, and hypertensive emergencies.
Conclusions:
- Calcium antagonists are a valuable therapeutic option for hypertension, including specific patient subgroups and emergencies.
- Their favorable hemodynamic profile supports their use as monotherapy or in combination regimens.