Main Article Content

Abstract

Drug interactions may cause adverse drug reactions (ADRs), particularly in patients with hypertension and comorbidities who receive multiple medications concomitantly. This study aimed to identify suspected ADRs associated with drug interactions in patients receiving amlodipine and to assess causality using the Naranjo Algorithm. This was a descriptive study with a cross-sectional design and a prospective approach conducted among patients with hypertension at a hospital in Palu, Indonesia, from October to December 2023. Data were collected through patient interviews and medical record reviews, analyzed descriptively, and assessed using the Naranjo Algorithm. Among the 50 patients studied, four (8%) experienced suspected ADRs associated with the concomitant use of amlodipine and other medications. Three of the 39 patients receiving simvastatin (7.69%) reported muscle pain and weakness, whereas one of the eight patients receiving metformin (12.50%) experienced hypoglycemia, with a random blood glucose level of 37 mg/dL. The Naranjo Algorithm yielded a score of +5 for the cases involving simvastatin and +6 for the case involving metformin, both of which were classified as probable. These findings highlight the importance of clinical monitoring and medication review in patients receiving amlodipine concomitantly with other medications. However, the causal relationship between the drug interactions and the observed clinical manifestations should be interpreted cautiously.

Keywords

Drug Interactions Adverse Drug Reactions Amlodipine Naranjo algorithm

Article Details

Author Biographies

Amelia Rumi, Universitas Tadulako

Program Studi Farmasi, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Tadulako

Andi Atirah Masyita, Universitas Tadulako

Program Studi Farmasi, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Tadulako

Muhammad Rinaldhi Tandah, Program Studi Farmasi, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Tadulako

Program Studi Farmasi, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Tadulako

Inggrid Alvionita H. Lagoa, Program Studi Farmasi, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Tadulako

Program Studi Farmasi, Fakultas Matematika dan Ilmu Pengetahuan Alam, Universitas Tadulako

Abdurrahman Hasymi, Departemen Histologi, Fakultas Kedokteran, Universitas Alkhairaat

Departemen Histologi, Fakultas Kedokteran, Universitas Alkhairaat

Ratih Pratiwi Sari, Program Studi Farmasi, Fakultas Farmasi, Universitas Muhammadiyah Banjarmasin

Program Studi Farmasi, Fakultas Farmasi, Universitas Muhammadiyah Banjarmasin
How to Cite
Rumi, A., Masyita, A. A., Tandah, M. R., Lagoa, I. A. H., Hasymi, A., & Sari, R. P. (2026). Analisis Reaksi Obat Tidak Diinginkan Yang Terkait Dengan Interaksi Obat Pada Pasien Yang Dirawat Dengan Amlodipin. Borneo Journal of Pharmascientech, 10(2), 376-389. https://doi.org/10.59053/bjp.v10i2.830

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