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A double-blind evaluation of the effect of amlodipine on ambulatory blood pressure
W J Mroczek1, J F Burris, J Klein
1Cardiovascular Center of Northern Virginia, Falls Church 22044.
Insights
Amlodipine effectively lowers blood pressure for 24 hours in patients with mild-to-moderate hypertension. This medication maintains blood pressure control without disrupting natural rhythms or causing significant side effects.
Area of Science:
- Cardiovascular Medicine
- Pharmacology
Background:
- Hypertension is a prevalent condition requiring effective management.
- Ambulatory blood pressure monitoring (ABPM) provides comprehensive hemodynamic data.
Purpose of the Study:
- To evaluate the 24-hour efficacy of amlodipine in mild-to-moderate hypertension.
- To assess amlodipine's impact on circadian blood pressure patterns and side effects.
Main Methods:
- Investigated amlodipine's effects on ambulatory blood pressure.
- Utilized 24-hour ambulatory blood pressure monitoring (ABPM).
Main Results:
- Amlodipine maintained diastolic and systolic blood pressure below baseline for 24 hours.
- No significant alterations in the normal circadian rhythm of blood pressure were observed.
- No reflex tachycardia or significant side effects were reported.
Conclusions:
- Amlodipine provides sustained 24-hour blood pressure control in hypertensive patients.
- The drug is well-tolerated and does not interfere with natural blood pressure rhythms.
Abstract:
The effects of amlodipine on ambulatory blood pressure were investigated in patients with mild-to-moderate hypertension. Ambulatory recordings showed that amlodipine maintained diastolic and systolic blood pressure below baseline levels for a full 24-h period without altering the normal circadian rhythm. No reflex tachycardia occurred and side effects were rare.