The objective of this study was to evaluate the stability of diazoxide in extemporaneously compounded oral suspensions. Oral suspensions of diazoxide 10 mg/mL were prepared from either bulk drug or capsules dispersed in either Oral Mix or Oral Mix Sugar Free. These suspensions were stored at 5°C and 25°C/60%RH in bottles and oral syringes for a total of 90 days. At predetermined time intervals, suspensions were inspected for homogeneity, color or odor change; the pH was measured and the concentration of diazoxide was evaluated by ultraviolet detection using a stability-indicating high pressure liquid chromatography method. All preparations were demonstrated to be chemically stable for at least 90 days.
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC5058506 | PMC |
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0164577 | PLOS |
Zhong Nan Da Xue Xue Bao Yi Xue Ban
August 2024
Xiangya Stomatological Hospital and Xiangya School of Stomatology, Central South University; Hunan Engineering Research Center for Oral Digital Intelligence and Personalized Medicine; Hunan 3D Printing Engineering Research Center of Oral Care; WANG Songling Academician Workstation for Oral-maxilofacial and Regenerative Medicine, Central South University, Changsha 410078.
Objectives: Drug-loaded mucoadhesive silk fibroin (SF) microneedle patch can overcome the limitations of low bioavailability and significant pain associated with traditional treatment methods, such as topical application or injection of triamcinolone for oral submucous fibrosis (OSF). However, these systems release the drug too quickly, failing to meet the clinical requirements. This study aims to construct a mucoadhesive SF microneedle patch pre-assembled with silk fibroin nanospheres (SFN) and explore its ability to sustain the release of triamcinolone in the treatment of OSF.
View Article and Find Full Text PDFCureus
January 2025
Medical Oncology, Instituto Português de Oncologia de Coimbra Francisco Gentil, Coimbra, PRT.
The multitarget oral tyrosine kinase inhibitor sorafenib is an effective first-line treatment option in unresectable hepatocellular carcinoma. Through its mechanism of action, it has been associated with cardiotoxicity, mainly hypertension, which is usually low-grade and well-managed with behavioral changes and antihypertensor treatment adjustment, if needed. Acute, symptomatic heart failure is rarely described.
View Article and Find Full Text PDFNanoscale
January 2025
School of Pharmaceutical Sciences, Sun Yat-sen University, Guangzhou, 510006, China.
Methuosis, a non-apoptotic pattern of cell death, triggers the accumulation of macropinosome-derived vacuoles in the cytoplasm. Through this novel mechanism, methuosis inducers possess great potential in fighting apoptosis-resistant cancer cells and offer a promising alternative for cancer treatment. However, the potent methuosis inducer, 3-(5-methoxy, 2-methyl-1-indol-3-yl)-1-(4-pyridinyl)-2-propen-1-one (MOMIPP), faces an intractable issue of insolubility in most solvents, hindering dosing and compromising the validation of its antitumor efficacy.
View Article and Find Full Text PDFIntroduction: Sunitinib is an oral drug approved for the treatment of metastatic renal cell carcinoma. Serious cutaneous adverse reactions to sunitinib are rare, and when they occur, discontinuation of the treatment may be needed.
Case Report: A 70-year-old male patient was diagnosed with stage IV clear cell renal carcinoma and received treatment with sunitinib.
Pharmaceutics
December 2024
Faculty of Pharmaceutical Sciences, Hiroshima International University, 5-1-1 Hiro-koshingai, Kure 737-0112, Japan.
Background: 5-Aminosalicylic acid (5-ASA), the first-line therapy for ulcerative colitis, is a poorly soluble zwitterionic drug. Unformulated 5-ASA is thought to be extensively absorbed in the small intestine.
Methods: The pH-dependent solubility of 5-ASA in vitro and the intestinal membrane distribution of 5-ASA and its N-acetyl metabolite (AC-5-ASA) after the oral administration of 5-ASA were examined in fed rats.
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