{"title":"Formulation and optimisation of Ozenoxacin topical nano-emulgel including a comprehensive methodology to qualify and validate the critical parameters of an <i>in-vitro</i> release test method and <i>ex-vivo</i> permeation test.","authors":"Amarnath Reddy Ramireddy, Dilip Kumar Behara","doi":"10.1080/03639045.2024.2327466","DOIUrl":"10.1080/03639045.2024.2327466","url":null,"abstract":"<p><strong>Objective: </strong>The purpose of this study was to formulate, optimize Ozenoxacin topical nano-emulsion using factorial design followed by to prepare and evaluate nano-emulgel using validated <i>in-vitro</i> release testing (IVRT) technique for determination of Ozenoxacin release rate along with <i>ex-vivo</i> permeation testing (EVPT).Significance: Nano-emulgel is a proven delivery system for poorly soluble substances works by enhancing the solubility and bioavailability. Factorial design provides a systematic and efficient means to study the effect of multiple factors on responses. IVRT is an USP compendia technique utilized for performance analysis of semi-solid formulations.</p><p><strong>Methods: </strong>Nano-emulsion formulation optimization was done with factorial design, evaluated for globule size and % entrapment efficiency (EE). Nano-emulgels were characterized for assay, organic impurities, rheological behavior, IVRT, EVPT, and skin retention studies. IVRT validation was executed using vertical diffusion cells (VDCs).</p><p><strong>Results: </strong>Ozenoxacin nano-emulsion was optimized with 1:1 ratio of Oil: S<sub>mix</sub>, 3:1 ratio of Surfactant:Co-Surfactant, and 15000 RPM of homogenization speed which resulted 414.6 ± 5.2 nm globule size and 92.8 ± 2.1% entrapment efficiency. Results confirmed that IVRT and Reversed Phase - High Performance Liquid Chromatographic techniques were validated as per regulatory guidelines. <i>In-vitro</i>, <i>ex-vivo</i> drug release, and skin retention from the optimized nano-emulgel formulation was comparatively higher (∼1.5 times) than that from the innovator (OZANEX<sup>TM</sup>) formulation.</p><p><strong>Conclusions: </strong>Based on these results, Ozenoxacin nano-emulgel can be considered an effective alternative and was found to be stable at 40 °C/75% RH and 30 °C/75% RH storage condition for 6 months.</p>","PeriodicalId":11263,"journal":{"name":"Drug Development and Industrial Pharmacy","volume":" ","pages":"320-330"},"PeriodicalIF":3.4,"publicationDate":"2024-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140065050","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Shien Woan Wong, Soo Piing Chew, Siti Azdiah Abdul Aziz, Noraida Mohamed Shah
{"title":"Exposure to potentially harmful excipients in medications among neonates at a state hospital in Malaysia.","authors":"Shien Woan Wong, Soo Piing Chew, Siti Azdiah Abdul Aziz, Noraida Mohamed Shah","doi":"10.1080/03639045.2024.2327462","DOIUrl":"10.1080/03639045.2024.2327462","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed to determine the incidence, types and predictors of Potentially Harmful Excipients (PHE) exposure among hospitalized neonates.</p><p><strong>Methods: </strong>A prospective observational study was conducted from March to April 2022 in neonatal wards at a state hospital in Malaysia. The PHEs of interest were aspartame, benzalkonium chloride, benzyl alcohol, benzoic acid or benzoates, ethanol, parabens, polysorbate 80, propylene glycol, saccharin sodium, sorbitol and sulfites. Product information leaflets (PILs) and summaries of product characteristics (SPCs) were referred to obtain information on active pharmaceutical ingredient, strength, trade name as well as type and amount of the excipients.</p><p><strong>Results: </strong>A total of 108 neonates were recruited and 97.2% of them were exposed to at least one PHE. Parabens (47.2%) and sulfites (27.5%) were the two most commonly administered PHEs. Benzyl alcohol is contraindicated in neonates but was administered to 8% of neonates in this study. The median daily dose of ethanol (24.11 mg/kg/day, IQR 19.73, 28.49) exceeded the acceptable daily intake (ADI) by four times. However, the dose was not available for all PHEs as this information is not always available in the PIL or SPC. Administration of cardiovascular drugs was associated with a higher risk of exposure to any PHE (OR 6.38, CI 2.75, 14.79, p-value < 0.001).</p><p><strong>Conclusion: </strong>The exposure of PHE among neonates in this study is high with certain PHEs exceeding the ADI. It highlights the need for certain strategies to be implemented to reduce such exposure in neonates.</p>","PeriodicalId":11263,"journal":{"name":"Drug Development and Industrial Pharmacy","volume":" ","pages":"1-9"},"PeriodicalIF":3.4,"publicationDate":"2024-03-22","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140065049","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Hassaan Umar, Habibah A Wahab, Nadeem Ahmed, Nao Akusa Fujimura, Muhammad Wahab Amjad, Syed Nasir Abbas Bukhari, Waqas Ahmad
{"title":"Development, optimization and characterization of cisplatin loaded cubosomes for human lung carcinoma.","authors":"Hassaan Umar, Habibah A Wahab, Nadeem Ahmed, Nao Akusa Fujimura, Muhammad Wahab Amjad, Syed Nasir Abbas Bukhari, Waqas Ahmad","doi":"10.1080/03639045.2024.2326043","DOIUrl":"10.1080/03639045.2024.2326043","url":null,"abstract":"<p><strong>Objectives: </strong>This study aimed to develop, optimize and evaluate glyceryl monooleate (GMO) based cubosomes as a drug delivery system containing cisplatin for treatment of human lung carcinoma.</p><p><strong>Significance: </strong>The significance of this research was to successfully incorporate slightly water soluble and potent anticancer drug (cisplatin) into cubosomes, which provide slow and sustained release of drug for longer period of time.</p><p><strong>Methods: </strong>The delivery system was developed through top-down approach by melting GMO and poloxamer 407 (P407) at 70 °C and then drop-wise addition of warm deionized water (70 °C) containing cisplatin. The formulation then exposed to probe sonicator for about 2 min. A randomized regular two level full factorial design with help of Design Expert was used for optimization of blank cubosomal formulations. Cisplatin loaded cubosomes were then subjected to physico-chemical characterization.</p><p><strong>Results: </strong>The characterization of the formulation revealed that it had a sufficient surface charge of -9.56 ± 1.33 mV, 168.25 ± 5.73 nm particle size, and 60.64 ± 0.11% encapsulation efficiency. The <i>in vitro</i> release of cisplatin from the cubosomes at pH 7.4 was observed to be sustained, with 94.5% of the drug being released in 30 h. In contrast, 99% of cisplatin was released from the drug solution in just 1.5 h. <i>In vitro</i> cytotoxicity assay was conducted on the human lung carcinoma NCI-H226 cell line, the cytotoxicity of cisplatin-loaded cubosomes was relative to that of pure cisplatin solution, while blank (without cisplatin) cubosomes were nontoxic.</p><p><strong>Conclusions: </strong>The obtained results demonstrated the successful development of cubosomes for sustained delivery of cisplatin.</p>","PeriodicalId":11263,"journal":{"name":"Drug Development and Industrial Pharmacy","volume":" ","pages":"1-14"},"PeriodicalIF":3.4,"publicationDate":"2024-03-20","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"140048999","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Lamiaa Mohamed Hussein, Aya Mohamed Dawaba, Shereen Ahmed El-Adawy
{"title":"Formulation, optimization and full characterization of mirtazapine loaded aquasomes: a new technique to boost antidepressant effects.","authors":"Lamiaa Mohamed Hussein, Aya Mohamed Dawaba, Shereen Ahmed El-Adawy","doi":"10.1080/03639045.2024.2313538","DOIUrl":"10.1080/03639045.2024.2313538","url":null,"abstract":"<p><strong>Objective: </strong>The development of Mirtazapine (MRT)-loaded aquasomes by co-precipitation sonication technique to boost the antidepressant potential of MRT.</p><p><strong>Methodology: </strong>MRT-loaded aquasomes formulations were prepared using Box-Behnken design to investigate the effect of independent factors including sonication time (X1), sonication temperature (X2), and sugar concentration (X3) on the dependent variables as particle size and drug loading efficiency. The formulation of the optimized formula was verified by Fourier Transform Infrared Spectroscopy (FTIR), Differential Scanning Calorimetry (DSC), and X-ray Powder Diffraction (XRPD). Furthermore, the morphology of the formula was evaluated by Transmission Electron Microscopy (TEM). The optimum MRT- loaded aquasomes was assessed for physiochemical properties, <i>in vitro</i> MRT release and <i>in vivo</i> antidepressant effects in mice model.</p><p><strong>Results: </strong>The results revealed that the optimized formula showed a small particle size of 202.7 ± 3.7 nm and a high loading efficiency of 77.65 ± 2.6%. Thermal DSC and XRPD studies demonstrated the amorphous nature of MRT-loaded aquasomes. The <i>in vitro</i> study demonstrated sustained release of F (opt) 88.16% after 8 h, compared with plain MRT release of 63.06% after 1 h. Mice treated with MRT-loaded aquasomes demonstrated reduced immobility time in behavioral analysis to 37% with MRT-loaded aquasomes, while plain MRT reduced it to 55%.</p><p><strong>Conclusion: </strong>These results confirmed that the antidepressant effect of MRT was significantly boosted in formulated aquasomes, and thereby they provide a promising carrier nano vesicular system for effective delivery of MRT.</p>","PeriodicalId":11263,"journal":{"name":"Drug Development and Industrial Pharmacy","volume":" ","pages":"206-222"},"PeriodicalIF":3.4,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139706369","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Development and optimization of <i>Clitoria teratea</i> synthesized silver nanoparticles and its application to nanogel systems for wound healing.","authors":"Richa Jain, Ruchi Singh, Reena Badhwar, Tinku Gupta, Harvinder Popli","doi":"10.1080/03639045.2024.2308043","DOIUrl":"10.1080/03639045.2024.2308043","url":null,"abstract":"<p><strong>Objective: </strong>The present research deals with sequential optimization strategy based on Central Composite Design to optimize the process variables for efficient production of <i>Clitoria teratea</i> (CLT) synthesized silver nanoparticles (AgNPs) using biological synthesis.</p><p><strong>Methods: </strong>Two substantial factors influencing the dependent variables viz UV-visible absorbance, particle size, zeta potential and polydispersity index (PDI) were identified as NaOH concentration, RH concentration, temperature as independent variables. <i>In-vitro</i> and <i>ex-vivo</i> studies of prepared CLT-AgNPs gel and marketed gel were carried out using dialysis membrane and egg membrane, respectively. In addition, antimicrobial study was also performed on the bacterial strains.</p><p><strong>Results: </strong>The particles size (114 nm), PDI (0.45), and zeta potential (-29.5 mV) of optimized formulation were found, respectively. <i>In-vitro</i> profile of AgNPs from prepared CLT-AgNPs gel was noted (95.6%) in 8 h. It was found that the prepared CLT-AgNPs gel stimulates fibroblast and agranulocytosis development resulting better and timely wound healing.</p><p><strong>Conclusions: </strong>The prepared CLT-AgNPs gel can be as a potential substitute in the management and treatment of acute and chronic wounds.</p>","PeriodicalId":11263,"journal":{"name":"Drug Development and Industrial Pharmacy","volume":" ","pages":"181-191"},"PeriodicalIF":3.4,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139691390","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Sridivya Raparla, Charina Lampa, Xiaoling Li, Bhaskara R Jasti
{"title":"An empirical predictive model for determining the aqueous solubility of BCS class IV drugs in amorphous solid dispersions.","authors":"Sridivya Raparla, Charina Lampa, Xiaoling Li, Bhaskara R Jasti","doi":"10.1080/03639045.2024.2315477","DOIUrl":"10.1080/03639045.2024.2315477","url":null,"abstract":"<p><strong>Context: </strong>Determining solubility of drugs is laborious and time-consuming process that may not yield meaningful results. Amorphous solid dispersion (ASD) is a widely used solubility enhancement technique. Predictive models could streamline this process and accelerate the development of oral drugs with improved aqueous solubilities.</p><p><strong>Objective: </strong>This study aimed to develop a predictive model to estimate the solubility of a compound from the ASDs in polymer matrices.</p><p><strong>Methods: </strong>ASDs of model drugs (acetazolamide, chlorothiazide, furosemide, hydrochlorothiazide, sulfamethoxazole) with model polymers (PVP, PVPVA, HPMC E5, Soluplus) and a surfactant (TPGS) were prepared using hotmelt process. The prepared ASDs were characterized using DSC, FTIR, and XRD. The aqueous solubility of the model drugs was determined using shake-flask method. Multiple linear regression was used to develop a predictive model to determine aqueous solubility using the molecular descriptors of the drug and polymer as predictor variables. The model was validated using Leave-One-Out Cross-Validation.</p><p><strong>Results: </strong>The ASDs' drug components were identified as amorphous <i>via</i> DSC and XRD Studies. There were no significant chemical interactions between the model drugs and the polymers based on FTIR studies. The ASDs showed a significant (<i>p</i> < 0.05) improvement in solubility, ranging from a 3-fold to 118-fold, compared with the pure drug. The developed empirical model predicted the solubility of the model drugs from the ASDs containing model polymer matrices with an accuracy greater than 80%.</p><p><strong>Conclusion: </strong>The developed empirical model demonstrated robustness and predicted the aqueous solubility of model drugs from the ASDs of model polymer matrices with an accuracy greater than 80%.</p>","PeriodicalId":11263,"journal":{"name":"Drug Development and Industrial Pharmacy","volume":" ","pages":"236-247"},"PeriodicalIF":3.4,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139691389","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Nima Hamzian, Abolfazl Nickfarjam, Ali Shams, Fatemeh Haghiralsadat, Moslem Najmi-Nezhad
{"title":"Radioprotective effect of nanoniosome loaded by Mentha Pulegium essential oil on human peripheral blood mononuclear cells exposed to ionizing radiation.","authors":"Nima Hamzian, Abolfazl Nickfarjam, Ali Shams, Fatemeh Haghiralsadat, Moslem Najmi-Nezhad","doi":"10.1080/03639045.2024.2317297","DOIUrl":"10.1080/03639045.2024.2317297","url":null,"abstract":"<p><strong>Objective: </strong>The present study aimed to assess the radioprotective effect of nanoniosomes loaded by Mentha Pulegium essential oil (MPEO-N nanoparticles) as a natural antioxidant on human peripheral blood mononuclear cells (PBMCs).</p><p><strong>Significance: </strong>Despite the applications and advantages of ionizing radiation, there are many radiation risks to biological systems that are necessary to be reduced as much as possible.</p><p><strong>Methods: </strong>MPEO-N nanoparticles were prepared by the lipid thin film hydration method, and its physicochemical characteristics were analyzed. PBMCs were then irradiated with X-ray using a 6 MV linear accelerator at two radiation doses in the presence of nontoxic concentrations of MPEO-N nanoparticles (IC10). After 48 and 72 h of incubation, the radioprotective effect was investigated by measuring survival, apoptosis, and necrosis of PBMCs, using MTT assay and flow cytometry analysis.</p><p><strong>Key findings: </strong>The hydrodynamic diameter and zeta potential of nanoniosomes were 106.0 ± 4.69 nm and -15.2 ± 0.9 mV, respectively. The mean survival percentage of PBMCs showed a significant increase only at a radiation dose of 200 cGy compared with the control group. The percentages of apoptosis and necrosis of cells in the presence of MPEO-N nanoparticles at both radiation doses and incubation periods (48 and 72 h) demonstrated a significant reduction compared with the control.</p><p><strong>Conclusion: </strong>MPEO-N nanoparticles as a natural antioxidant, exhibited a favorable radioprotective effect by a significant reduction in the percentage of apoptosis and necrosis of irradiated PBMCs.</p>","PeriodicalId":11263,"journal":{"name":"Drug Development and Industrial Pharmacy","volume":" ","pages":"262-273"},"PeriodicalIF":3.4,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139706370","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Athira R Nair, Sai Krishna Anand Vullendula, Dani Lakshman Yarlagadda, Brahmam Bheemisetty, Swapnil J Dengale, Krishnamurthy Bhat
{"title":"Physicochemical interaction of rifampicin and ritonavir-lopinavir solid dispersion: an in-vitro and ex-vivo investigation.","authors":"Athira R Nair, Sai Krishna Anand Vullendula, Dani Lakshman Yarlagadda, Brahmam Bheemisetty, Swapnil J Dengale, Krishnamurthy Bhat","doi":"10.1080/03639045.2024.2309508","DOIUrl":"10.1080/03639045.2024.2309508","url":null,"abstract":"<p><strong>Objective: </strong>To investigate the in-situ physicochemical interaction of Rifampicin and Ritonavir - Lopinavir Solid dispersion administered for the treatment of comorbid conditions i.e. Tuberculosis and HIV/AIDS.</p><p><strong>Methods: </strong>pH-shift dissolution of Rifampicin (RIF) in presence of Ritonavir-Lopinavir solid dispersion (RL-SD) was carried out in USP phosphate buffer 6.8 and FaSSIF. Equilibrium and amorphous solubility were determined for the drugs. Pure drugs, their physical mixtures, and pH-shifted co-precipitated samples were characterized using DSC, PXRD, and FTIR. Fluorescence spectroscopy was used to investigate drug-rich and drug-lean phases. In-vitro and ex-vivo flux studies were also carried out.</p><p><strong>Results: </strong>The results showed significant differences in the solubility and dissolution profiles of RTV and LOP in the presence of RIF, while RIF profile remained unchanged. Amorphicity, intermolecular interaction and aggregate formation in pH-shifted samples were revealed in DSC, XRD and FTIR analysis. Fluorescence spectroscopy confirmed the formation of drug-rich phase upon pH-shift. In-vitro and ex-vivo flux studies revealed significant reduction in the flux of all the drugs when studied in presence of second drug.</p><p><strong>Conclusion: </strong>RIF, RTV and LOP in presence of each other on pH-shift, results in co-precipitation in the amorphous form (miscible) which leads to reduction in the highest attainable degree of supersaturation. This reduction corresponds to the mole fraction of the RIF, RTV and LOP within the studied system. These findings suggest that the concomitant administration of these drugs may lead to physicochemical interactions and possible ineffective therapy.</p>","PeriodicalId":11263,"journal":{"name":"Drug Development and Industrial Pharmacy","volume":" ","pages":"192-205"},"PeriodicalIF":3.4,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139671486","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Ahmed Gouda, Omar S Sakr, Maha Nasr, Omaima A Sammour
{"title":"Developing a rapid analytical method for simultaneous determination of apigenin and gallic acid: validation and application in a nanoliposomal formulation.","authors":"Ahmed Gouda, Omar S Sakr, Maha Nasr, Omaima A Sammour","doi":"10.1080/03639045.2024.2318386","DOIUrl":"10.1080/03639045.2024.2318386","url":null,"abstract":"<p><strong>Objective: </strong>Apigenin and gallic acid are natural compounds that are useful as antioxidant, anti-inflammatory and anticancer agents, especially when used together in combination. Therefore, the development and validation of a simultaneous method of analysis for both compounds in pure form and when encapsulated in an advanced delivery system such as liposomes would be useful.</p><p><strong>Methods: </strong>Analysis was performed using C18 column under isocratic conditions. The mobile phase was acetonitrile: water containing 0.2% orthophosphoric acid at a ratio of 67:33, flow rate 1 ml/min, and detection wavelength 334 nm for apigenin and 271 nm for gallic acid.</p><p><strong>Results: </strong>The assay method was linear at the concentration range (5-600 µg/mL) with R<sup>2</sup> of 1 for both drugs. The method was also shown to be precise and robust with RSD less than 2% with LOD (0.12, 0.1 µg/mL) and LOQ (4.14, 3.58 µg/mL) for apigenin and gallic acid respectively. The method was also applicable for the determination of the entrapment efficiency of both drugs when co-loaded in a nanoliposomal formulation.</p><p><strong>Conclusion: </strong>The described HPLC method was shown to be suitable, sensitive, and reproducible for the simultaneous identification and quantification of apigenin and gallic acid. The analytical results were accurate and precise, with good recovery, low limit of detection, and the chromatographic assay was accomplished in less than 3 min, suggesting the suitability of the method for routine analysis of both drugs in pharmaceutical formulations.</p>","PeriodicalId":11263,"journal":{"name":"Drug Development and Industrial Pharmacy","volume":" ","pages":"274-283"},"PeriodicalIF":3.4,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139905325","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Development of PU foam dressings loaded with extract of <i>Plectranthus amboinicus</i> for burn wound healing.","authors":"Akhila Jain, Sindhu Abraham, Shwetha Krishnamurthy, Kesha Desai, Basavaraj Basappa Veerabhadraiah","doi":"10.1080/03639045.2024.2315494","DOIUrl":"10.1080/03639045.2024.2315494","url":null,"abstract":"<p><strong>Objective: </strong>To develop <i>Plectranthus amboinicus</i> extract loaded Polyurethane foam dressing for burn wound healing.</p><p><strong>Significance: </strong><i>Plectranthus amboinicus</i> is traditionally used as an anti-inflammatory and wound-healing agent. Its incorporation in a PU foam dressing will offer the dual benefits of foam dressing as well as the healing potential of <i>P. amboinicus</i>.</p><p><strong>Methods: </strong>PU foam dressings were prepared and loaded with <i>P. ambionicus</i> leaf extract (PAE). The dressings were prepared with varying concentrations (0.5-2%) of extract along with Toluene diisocyanate, polypropylene glycol (PPG), and liquid paraffin. The dressings were characterized by Scanning Electron Microscopy and evaluated for Moisture Vapor Transmission Rate, absorption rate, porosity, and mechanical strength followed by <i>in vivo</i> burn wound-healing studies in comparison to a marketed dressing.</p><p><strong>Results: </strong>The MVTR was found to be optimum in formulations FD2-FD4 with values ranging from 2068.06 ± 0.99 to 2095.00 ± 0.25 g/m<sup>2</sup>/day. Absorption rate was found to be between 1.27 ± 0.01, 1.31 ± 0.00, and 1.30 ± 0.02 g/cm<sup>2</sup> for formulations FD2-FD4. Formulations FD1, FD2, FD3, FD4 showed better porosity when compared to other formulations. Formulation FD4 was further characterized by micro-CT and a porosity of 46.32% was obtained. Tensile strength measurement indicated that the selected formulations were flexible enough to withstand regular handling during dressing changes. Acute dermal irritation performed on rabbits showed no irritation, erythema, eschar, and edema. <i>In vivo</i> wound-healing studies performed on albino wistar rats showed that the FD4 formulation has better wound healing property.</p><p><strong>Conclusion: </strong><i>Plectranthus ambionicus</i>-loaded PU foam dressing demonstrated promising burn wound-healing potential.</p>","PeriodicalId":11263,"journal":{"name":"Drug Development and Industrial Pharmacy","volume":" ","pages":"248-261"},"PeriodicalIF":3.4,"publicationDate":"2024-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"139691391","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"医学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}