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Adherence to pharmacologic management of hypertension
R Feldman1, M Bacher, N Campbell
1Department of Medicine, University of Western Ontario, London. feldmanr@lhsc.on.ca
Insights
Low adherence to hypertension medication (50-70%) impacts blood pressure control and cardiovascular health. Interventions like simplified regimens and behavioral strategies can significantly improve patient compliance.
Area of Science:
- Pharmacology
- Cardiovascular Medicine
- Health Behavior
Background:
- Adherence to pharmacologic therapy for hypertension is suboptimal, ranging from 50% to 70%.
- Poor adherence significantly affects blood pressure control and increases the risk of cardiovascular complications.
- Understanding the factors influencing adherence is crucial for effective hypertension management.
Purpose of the Study:
- To assess the determinants of adherence to pharmacologic therapy in hypertension.
- To evaluate interventions aimed at improving medication compliance in hypertensive patients.
Main Methods:
- A comprehensive literature review was conducted.
- The levels of evidence grading technique was employed to assess the literature.
- Determinants and interventions related to hypertension pharmacologic therapy adherence were analyzed.
Main Results:
- Adherence rates are influenced by patient-centered, healthcare provider-centered, and drug-specific factors.
- The extent of adherence to hypertension pharmacologic therapy is modifiable.
- Simplified medication regimens and behavioral strategies enhance adherence.
Conclusions:
- Adherence to hypertension pharmacologic therapy can be improved through targeted interventions.
- Tailoring pill-taking to daily routines, self-monitoring, and reward systems are effective behavioral strategies.
- Optimizing adherence is key to improving blood pressure control and reducing cardiovascular risks.
Abstract:
Adherence to pharmacologic therapy of hypertension is low (in the range of 50-70%) and has important implications both for blood pressure control and cardiovascular complications. Based on a review of the literature using the levels of evidence grading technique, determinants of adherence to the pharmacologic therapy of hypertension have been assessed. Additionally, interventions to improve compliance were evaluated. Patient-centred, health care provider-centred and drug-specific factors have all been shown to affect adherence rates. We conclude that the extent of adherence to pharmacologic therapy is modifiable. Measurable improvements in adherence can be obtained from simplified medication regimens and a combination of behaviour strategies, including the tailoring of pill-taking to patients' daily habits and rituals, the advocacy of self-monitoring of pills and blood pressure, and the institution of reward systems.