Claim Missing Document
Check
Articles

Found 14 Documents
Search

Uji Aktivitas Penghambatan Enzim Tirosinase Serta Uji Iritasi Sediaan Masker Peel-Off Ekstrak Etanol Daun Sukun (Artocarpus Altilis F) Devi Ratnasari; Fiona Rosa Sofyanita; Padmono Citroreksoko
PharmaCine : Journal of Pharmacy, Medical and Health Science Vol. 1 No. 1 (2020): PharmaCine: Journal of Pharmacy, Medical and Health Science
Publisher : Bachelor of Pharmacy Study Program, Faculty of Health Sciences, Universitas Singaperbangsa Karawang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35706/pc.v1i1.4419

Abstract

Abstrak : Daun sukun (Artocarpus altilis F) diketahui memiliki senyawa metabolit sekunder salah satunya adalah flavonoid. Pada penelitian ini ekstrak etanol 96% daun sukun (Artocarpus altilis F) dan sediaan masker peel-off ekstrak etanol 96% Artocarpus alitilis diuji aktivitas penghambatan enzim tirosinase menggunakan substrat L-tirosin dan L-dopa. Hasil uji aktivitas penghambatan enzim tirosinase menunjukkan bahwa ekstrak dan sediaan tidak memiliki kemampuan penghambatan terhadap melanin yang dilihat dari nilai . Ekstrak etanol 96% daun sukun memiliki nilai dengan substrat L-tirosin sebesar 4889,467 ppm dan substrat L-Dopa sebesar 6916,626 ppm. Sediaan masker peel-off memiliki nilai dengan substrat L-tirosin sebesar 12680,48 dan untuk substrat L-Dopa sebesar 33402,96 ppm. Dilakukan uji iritasi primer pada sediaan masker peel-off ekstrak etanol daun sukun. Hasil uji iritasi primer tidak menunjukkan adanya iritasi pada kulit seperti edema, maupun eritema. Kata Kunci: Ekstrak etanol 96%, Daun sukun, Masker peel-off, Enzim tirosinase.
Modification of black glutinous rice (Oryza Sativa var. glutinosa) starch: effect on pharmaceutical properties Devi Ratnasari; Jekmal Malau; Dhavina Maharani
Pharmaciana Vol. 16 No. 1 (2026): Pharmaciana
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12928/pharmaciana.v16i1.30660

Abstract

Black glutinous rice is rich in starch, specifically amylopectin by 92-98%, making it a potential pharmaceutical excipient. However, black glutinous rice starch also has disadvantages, such as poor flowability and compressibility, which necessitate modification. This study investigates the impact of various modification methods on the pharmaceutical properties of black glutinous rice starch, including its Carr’s index, flowability, loss on drying, pH, and swelling power. The starches were modified using acetylation, butanol addition, autoclave-cooling, and pregelatinization. The results showed that modified butanol and pregelatinization exhibited increases in Carr’s index, 3.4 ± 0.13% and 31.10 ± 0.18%, respectively, indicating improved compressibility. Flow rate analysis revealed that pregelatinized starch exhibited the highest flowability, followed by autoclave-cooling, butanol, and acetylated starch. The swelling power was significantly enhanced in autoclave-cooled starch (100%), likely due to structural changes induced by high-temperature treatment, increasing water absorption. The pH values of all modified starches remained within pharmaceutically acceptable ranges (4–8). Overall, starch modification, particularly autoclaving and pregelatinization, significantly enhanced the functional properties relevant to pharmaceutical applications, highlighting their potential use as excipients in solid dosage forms.
Studi Literatur: Analisis Pengetahuan dan Sikap Mahasiswa Farmasi dalam Pembuangan Limbah Obat dengan Perspektif Ekofarmakologi Shalum Putriyani; Indah Laily Hilmi; Devi Ratnasari
Jurnal Sehat Mandiri Vol 20 No 1 (2025): Jurnal Sehat Mandiri, Volume 20 Nomor 1 Juni 2025
Publisher : Poltekkes Kemenkes Padang

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33761/jsm.v20i1.1638

Abstract

This literature study aims to evaluate pharmacy students' knowledge and attitudes regarding pharmaceutical waste disposal from an ecopharmacology perspective. Ecopharmacology is a branch of science that examines the environmental impact of drug residues, particularly how pharmaceutical compounds affect ecosystems after disposal. This perspective is important because unused or improperly discarded medications can contaminate water and soil, and disrupt ecological balance. The study employs a qualitative literature review method by analyzing articles from the PubMed and Scopus databases over the past ten years. The results show that although pharmacy students possess basic knowledge about the environmental risks of improper drug disposal, there remains a gap in practical application. Ecopharmacology education has proven to play a significant role in raising awareness and fostering environmentally responsible attitudes. Conclusion: Pharmacy students have basic knowledge about the environmental impact of drug disposal, but its implementation is still suboptimal.Recommendation: It is recommended to integrate ecopharmacology into the pharmacy curriculum and provide proper and easily accessible pharmaceutical waste disposal facilities.
Review Artikel: Pengaruh Variasi Polimer pada Mikrokapsul Terhadap Laju Pelepasan Zat Aktif Yanti Windasari; Devi Ratnasari; Elyona Ganis Azka Safuha; Novani Aulia
Health Research Journal of Indonesia Vol 4 No 6 (2026): Health Research Journal of Indonesia
Publisher : CV. Wadah Publikasi Cendekia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.63004/hrji.v4i6.1703

Abstract

Mikroenkapsulasi merupakan teknologi formulasi yang digunakan untuk mengendalikan profil pelepasan obat pada sediaan farmasi. Proses ini dilakukan dengan membungkus zat aktif ke dalam matriks polimer berukuran mikrometer yang berfungsi melindungi zat aktif dari degradasi dan mengatur kecepatan pelepasannya. Artikel review ini bertujuan menjelaskan temuan penelitian mengenai pengaruh jenis polimer terhadap laju pelepasan zat aktif dalam mikrokapsul. Kajian dilakukan melalui metode systematic review terhadap delapan artikel yang diterbitkan pada tahun 2015–2025, bersumber dari database Google Scholar, MDPI, dan PubMed. Hasil analisis menunjukkan bahwa perbedaan jenis polimer berpengaruh signifikan terhadap laju pelepasan obat. Polimer hidrofilik seperti natrium alginat dan NaCMC, mempercepat pelepasan obat melalui peningkatan penyerapan air dan porositas matriks. Sebaliknya, polimer hidrofobik seperti PLGA memperlambat pelepasan melalui pembentukan lapisan padat dan proses degradasi yang lambat. Kombinasi polimer dengan sifat berbeda, seperti PLGA dengan PVP, mampu menghasilkan sistem pelepasan terkontrol yang stabil. Dengan demikian, mikroenkapsulasi dengan variasi polimer terbukti efektif mengatur pelepasan obat sesuai kebutuhan terapi dan memperpanjang durasi kerja zat aktif dalam sediaan farmasi.