Natural Products Chemistry and Pharmacognosy Commons^™

Development Of Micellar Sprays Containing Rhinacanthus Nasutus Extract For Dandruff Management, Suwipa Ungphaiboon Associate Professor, Sutasinee Ardhanwanich, Ketsuda Wongsuwan, Salwa Yanya, Nattanit Aekwattanaphol

The Thai Journal of Pharmaceutical Sciences

Background: Dandruff is a common scalp disorder associated with altered sebum secretion and microbial imbalance, particularly between Cutibacterium and Staphylococcus, which correlates with disease severity.
Objectives: This study aimed to develop and optimize a multifunctional leave-on hair and scalp spray with anti-dandruff, nourishing, and protective properties.
Materials and Methods: Micelles containing Rhinacanthus nasutus extract were prepared using eco-friendly methods, including film hydration and direct solubilization. The formulations were optimized and evaluated for physicochemical properties, drug release, and antibacterial activity.
Results: The optimized micellar spray (BP), prepared through direct solubilization in citrate buffer, exhibited a mean particle size of 192.45 …

Microwave-Assisted Extraction Optimization And Bioactivity Assessment Of Flavonoid-Rich Extract From Lantana Camara L. Leaves In Zebrafish Epilepsy Model, Prem Kumar B R, Shwetha Krishnamurthy, Gouri Nair, Sundara Saravanan Kamatchi

The Thai Journal of Pharmaceutical Sciences

Background: Lantana camara L. (Verbanaceae) is known for its bioactive compounds and has been reported for its potential therapeutic applications. Flavonoids from natural sources are acknowledged for their antioxidant and neuroprotective properties, suggesting a possible role in seizure management.
Objectives: This study intended to optimize the microwaveassisted extraction (MAE) of flavonoid-rich extract from L. camara L. leaves utilizing a designof- experiment approach and evaluate its antiepileptic property using the zebrafish model.
Materials and Methods: Four solvents (ethyl acetate, acetone, ethanol, and water) were initially used, with ethanol yielding the highest total flavonoid content (TFC). A central composite design was employed …

Samannachan: A Thai Traditional Herbal Recipe With Cytotoxic Potential Against Breast, Cervical, And Ovarian Cancers, Perika Monkanna, Srisopa Ruangnoo, Pakakrong Thongdeeying, Arunporn Itharat, Pranporn Kuropakornpong, Reawfang Sriyom, Apinya Wiboonwattanakit, Kanyarat Namphonsan, Paponpachara Pibanpaknitee, Neal M. Davies

The Thai Journal of Pharmaceutical Sciences

Background: Samannachan (SMC) is a Thai traditional herbal recipe that has been used since 2005 at Khampramong Temple, Sakon Nakhon, to treat more than 6,000 cancer patients. However, scientific evidence supporting cytotoxic effects remains limited.
Objectives: The objective of the study is to evaluate the cytotoxicity of the SMC recipe and its ten herbal components against breast, cervical, and ovarian cancer cells compared to normal cells.
Methods: Cytotoxic activity was assessed using the sulforhodamine B (SRB) assay on breast (MCF-7, T47D, MDA-MB-231), cervical (HeLa), and ovarian (SK-OV-3) cancer cell lines, as well as on non-cancerous human keratinocytes (HaCaT). Both aqueous …

Pharmacognostic Analysis And Thin-Layer Chromatographic Study Of The Thai Antipyretic Herbal Formula Khiao-Bencha-Khan, Sirinapa Chaisri, Tassanee Paraput, Pravit Akarasereenont, Pinpat Tripatara

The Thai Journal of Pharmaceutical Sciences

Background: Khiao-bencha-khan formula (KBF) is an herbal formula recorded in Thai scriptures and used to treat fever, including exanthematous fever, and aphthous ulcers. It consists of Limnophila rugosa (Roth) Merr., Bacopa monnieri (L.) Wettst., Gossypium arboreum L., Pogostemon cablin (Blanco) Benth., Eupatorium japonicum L., and Justicia gendarussa Burm.f.
Objectives: This study aimed to identify the pharmacognostic and chemical profiles of the herbal components found in KBF.
Methods: All authentic plant materials were collected, and samples were prepared under Pharmaceutical Inspection Co-operation Scheme/good manufacturing practice guidelines. The materials were identified using macroscopic, microscopic, and thin-layer chromatography (TLC) methods.
Results: Microscopic analysis …

Medicines Security And Bioprospecting: A Future Agenda For Pharmaceutical Research, Geoffrey A. Cordell

The Thai Journal of Pharmaceutical Sciences

Humanity is at an extraordinary moment in history, where our interwoven future in Gaia depends on showing reverence for the modulation of our resource limits after significant losses of biodiversity and encroaching environmental change, including disappearing glaciers, rising sea levels, and changing climates. Engaging with the interconnectedness of all life on Earth and integrating sustainability and optimization of the valuable, renewable resources for future generations are essential beginning actions. Fostering economic and resource sustainability deepens the focus for contemporary research priorities toward assuring access to biological agents needed by the consumer/patient. Based on the outcomes of the COP28/29/30 and COP15/16 …

Exploring Phytoconstituents For Parkinson’S Disease: Insights From Network Pharmacology, Molecular Modeling And In Vivo Investigations, Shiva Priya, Divakar Selvaraj, Rashi Jain, Kavyashree G. S., Soumya V., Venkatesh Gunasekaran, Ramu G., Saravanan Jayaram

The Thai Journal of Pharmaceutical Sciences

Background: The network pharmacology approach is used to identify novel therapeutic agents that target multiple disease targets through analysis of complex disease networks by integrating systems biology and computational approaches. Objectives: The present study aims to identify the principal targets implicated in the pathogenesis of Parkinson’s disease (PD) and major phytoconstituents that could potentially modulate the major targets to achieve therapeutic benefits in PD through a network pharmacology-based approach. Materials and Methods: The DisGeNET database was used to select the major targets involved in the pathogenesis of PD. The most important targets among the selected proteins were …

Isolation And Antibacterial Evaluation Of Bioactive Compounds From Mussaenda Philippica A.Rich.: A Bioassay-Guided Approach, M. Rifqi Efendi, Mesa Sukmadani Rusdi, Muhammad Iqbal, Ilham Padavi, Sri Indah Pirmawati, Deddi Prima Putra

The Thai Journal of Pharmaceutical Sciences

Background: Mussaenda philippica A.Rich. (commonly known as Nusa Indah in Indonesia), a member of the Rubiaceae family, has been traditionally used throughout Southern Asia to treat various ailments, including bacterial infections, inflammation, ulcers, and liver disorders. These medicinal uses are particularly associated with its bark, leaves, sepals, and root. Objectives: This study aimed to isolate and identify bioactive compounds from M. philippica white modified sepals using a bioassay-guided approach and evaluate their antibacterial activity.
Materials and Methods: The study consisted of four main stages: (i) methanol extraction and liquid–liquid partitioning of M. philippica sepals; …

Screening And Evaluation Of Thai Herbal Plants As Multifunctional Agents For Targeting Amyloid Β Pathogenesis In Alzheimer's Disease, Ruedeemars Yubolphan, Suchinda Malaivijitnond, Sukanya Jaroenporn

The Thai Journal of Pharmaceutical Sciences

Background: Alzheimer's disease (AD) is a neurodegenerative disorder driven by complex pathophysiological processes. Current therapeutic strategies emphasize the development of multifunctional agents, particularly those derived from natural sources, to target multiple stages of the amyloid β (Aβ) cascade, a central contributor to AD pathology.

Objectives: This study aimed to investigate the anti-Aβ activity of nine Thai herbs and evaluate their potential as multifunctional agents for AD treatment.

Methods: Nine Thai herbs—Caesalpinia sappan (CS), Thunbergia laurifolia (TL), Rhinacanthus nasutus (RN), Tabernaemontana divaricata (TD), Cyperus rotundus (CR), Terminalia chebula (TC), Azadirachta indica (AI), Piper retrofractum (PR), and Asparagus racemosus (AR)—were screened …

Evaluation Of Antimicrobial And Wound Healing Activities Of Jatropha Podagrica Extracts, Reawfang Sriyom, Arunporn Itharat, Onmanee Prajuabjinda, Sumalee Panthong, Pakakrong Thongdeeying, Metar Siriwattanasathorn, Maneewan Panthong, Neal M. Davies

The Thai Journal of Pharmaceutical Sciences

Background: Jatropha podagrica has been traditionally used to treat skin infections and promote wound healing. However, there is currently no scientific research validating its antimicrobial or wound-healing properties.
Objectives: This study aimed to evaluate the antimicrobial and wound-healing activities of various extracts from all parts of J. podagrica, using different solvents. In addition, the chemical composition of the most effective extract was analyzed by Gas Chromatography-Mass Spectrometry (GC-MS).

Materials and Methods: The leaves, stem, and root of J. podagrica were extracted using hexane, 95% ethanol, ethanol-soluble hexane residue, and aqueous decoction. The antimicrobial effects of the extracts were assessed …

The Antioxidant And Antiaging Activity Of Fig (Ficus Carica Linn) Leaf Ethanolic Extract In Vitro, Aji Winanta, Novita Zulaekhah, Perdana Priya Haresmita, Annisa Krisridwany, Rifki Febriansah, Inka Aprissa

The Thai Journal of Pharmaceutical Sciences

Background: Human organ systems can experience the aging process, one of which is the aging of the skin, characterized by dry, rough, or scaly skin, dullness, dark spots, and wrinkles. Previous studies have found that fig leaves contain compounds that have the potential to be anti-aging.
Objectives: This study aimed to determine the potential of fig leaves (Ficus carica Linn) as an anti-aging agent by examining their antioxidant activity, elastase inhibition, and antioxidative stress activity against hydrogen peroxide (H₂O₂). Materials and Methods: The phytochemicals in fig leaf ethanol extract were identified using phytochemical screening tests, …