Volume 16, Issue 2

2026 · pp. 75–112 · 4 articles

In this issue

Article
Think Twice When Using Melatonin to Aid Sleep: New Research Links its Use to Heart Failure Risk
Ian E Cock
pp. 109–109 · DOI: 10.5530/pc.2026.2.11 · Published 2026
Melatonin is commonly used to assist in with sleep disorders and its use is generally regarded as harmless. However, a recent report by the American Heart Association1 has highlighted previously unreported risks to cardi…

Article
Bidens biternata (Lour.) Merr. and Sherff Whole Plant Extract Fractions Inhibit the Growth of a Panel of Pathogenic Bacteria
Xu You Duan, Ian Edwin Cock
pp. 76–84 · DOI: 10.5530/pc.2026.2.8 · Published 2026
Introduction: Bidens biternata (Lour.) Merr. and Sherff is used in several medicinal systems (including traditional Chinese medicine) for multiple purposes, including to treat bacterial infections. Despite this, B. biter…
Article
Antibacterial Efficacy and Cytotoxicity of Terminalia avicennioides Guill. and Perr. Stem Bark Extract Against Resistant Pathogens
Temiyefunolu A. Ngwu, Oluwaseun. O Olasunkanmi, Victor Akpe, Ian Edwin Cock
pp. 85–94 · DOI: 10.5530/pc.2026.2.9 · Published 2026
Background: The global rise of antimicrobial resistance (AMR) has created an urgent need for alternative therapeutic agents, particularly from medicinal plants used in traditional medicine. Terminalia avicennioides Guill…
Article
Syzygium australe (J.C.Wendl. ex Link) B.Hyland and Syzygium luehmannii (F.Meell.) L.A.S. Johnson Extracts Inhibit Methicillin-Resistant Staphylococcus aureus and ESBL Escherichia coli and Klebsiella pneumoniae
Marie-Elisabeth Cordon, Ian Edwin Cock
pp. 95–108 · DOI: 10.5530/pc.2026.2.10 · Published 2026
Background: Recent increases in antibiotic-resistant bacteria infections has focussed researcher’s attention on alternative therapies, including traditional plant-based medicines. The rapid development β-lactam resistant…