ARCHIVES
VOL. 11, ISSUE 1 (2026)
Medication adherence and therapeutic outcomes in chronic disease management
Authors
Sarabjit Singh, D G Desai
Abstract
Medication adherence, defined as the extent to
which patients follow prescribed therapeutic regimens, is a fundamental
determinant of successful chronic disease management. This review synthesizes
current evidence on the concept, patterns, determinants, and consequences of
adherence, with a focus on prevalent chronic conditions such as hypertension,
diabetes, asthma, and cardiovascular disorders. Adherence is conceptualized as
a dynamic, multidimensional behavior encompassing initiation, implementation,
and persistence, influenced by a complex interplay of patient-related (e.g.,
knowledge, beliefs, motivation), therapy-related (e.g., regimen complexity,
side effects), healthcare system-related (e.g., communication, follow-up), and
socioeconomic factors (e.g., cost, education). Non-adherence is categorized as
intentional (conscious choice) or unintentional (e.g., forgetfulness,
logistical barriers), each requiring distinct intervention strategies. The
article examines global and regional trends, noting persistently suboptimal
adherence rates worldwide, and highlights established and emerging assessment
tools, including the Morisky Medication Adherence Scale (MMAS), pill counts,
pharmacy refill records, and electronic monitoring (e.g., MEMS caps).
Crucially, the review underscores the profound impact of adherence on
therapeutic outcomes, demonstrating that high adherence correlates with
improved clinical control, reduced complications, lower hospitalization rates,
and decreased healthcare costs. Conversely, poor adherence is consistently
linked to treatment failure, disease progression, and increased morbidity and
mortality. The conclusion emphasizes that improving adherence requires a
multifaceted, patient-centered approach integrating education, behavioral support,
regimen simplification, technological aids, and supportive healthcare policies.
Ultimately, enhancing medication adherence is imperative to bridge the gap
between prescription and therapeutic success, ensuring optimal long-term health
outcomes in chronic disease populations.
Pages:18-29
How to cite this article:
Sarabjit Singh, D G Desai "Medication adherence and therapeutic outcomes in chronic disease management". International Journal of Pharmaceutical Science and Research, Vol 11, Issue 1, 2026, Pages 18-29
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