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3,798 result(s) for "Drug Compounding"
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Towards effective COVID-19 vaccines: Updates, perspectives and challenges (Review)
In the current context of the pandemic triggered by SARS-COV-2, the immunization of the population through vaccination is recognized as a public health priority. In the case of SARS-COV-2, the genetic sequencing was done quickly, in one month. Since then, worldwide research has focused on obtaining a vaccine. This has a major economic impact because new technological platforms and advanced genetic engineering procedures are required to obtain a COVID-19 vaccine. The most difficult scientific challenge for this future vaccine obtained in the laboratory is the proof of clinical safety and efficacy. The biggest challenge of manufacturing is the construction and validation of production platforms capable of making the vaccine on a large scale.
A pharmacokinetics study of proposed bevacizumab biosimilar MYL-1402O vs EU-bevacizumab and US-bevacizumab
PurposeBevacizumab is a recombinant humanized monoclonal antibody that inhibits vascular endothelial growth factor-specific angiogenesis in some cancers. MYL-1402O is a proposed bevacizumab biosimilar.MethodsThe primary objective of this single-center, randomized, double-blind, three-arm, parallel-group, phase 1 study in healthy male volunteers was to evaluate bioequivalence of MYL-1402O to EU and US-reference bevacizumab, and EU-reference bevacizumab to US-reference bevacizumab. The primary pharmacokinetic parameter was area under the serum concentration–time curve from 0 extrapolated to infinity (AUC0–∞). Pharmacokinetic parameters were analyzed using general linear models of analysis of variance. Secondary endpoints included safety and tolerability.ResultsOf 111 enrolled subjects, 110 were included in the pharmacokinetic analysis (MYL-1402O, n = 37; EU-reference bevacizumab, n = 36; US-reference bevacizumab, n = 37). Bioequivalence was demonstrated between MYL-1402O and EU-reference bevacizumab, MYL-1402O and US-reference bevacizumab, and between EU- and US-reference bevacizumab where least squares mean ratios of AUC0–∞ were close to 1, and 90% CIs were within the equivalence range (0.80–1.25). Secondary pharmacokinetic parameters (AUC from 0 to time of last quantifiable concentration [AUC0–t], peak serum concentration [Cmax], time to Cmax, elimination rate constant, and elimination half-life) were also comparable, with 90% CIs for ratios of AUC0–t and Cmax within 80–125%. Treatment-emergent adverse events were similar across all three treatment groups and were consistent with clinical data for bevacizumab.ConclusionMYL-1402O was well tolerated and demonstrated pharmacokinetic and safety profiles similar to EU-reference bevacizumab and US-reference bevacizumab in healthy male volunteers. No new significant safety issues emerged (ClinicalTrials.gov, NCT02469987; ClinicalTrialsRegister.eu EudraCT, 2014-005621-12; June 12, 2015).
Emergence of 3D Printed Dosage Forms: Opportunities and Challenges
The recent introduction of the first FDA approved 3D-printed drug has fuelled interest in 3D printing technology, which is set to revolutionize healthcare. Since its initial use, this rapid prototyping (RP) technology has evolved to such an extent that it is currently being used in a wide range of applications including in tissue engineering, dentistry, construction, automotive and aerospace. However, in the pharmaceutical industry this technology is still in its infancy and its potential yet to be fully explored. This paper presents various 3D printing technologies such as stereolithographic, powder based, selective laser sintering, fused deposition modelling and semi-solid extrusion 3D printing. It also provides a comprehensive review of previous attempts at using 3D printing technologies on the manufacturing dosage forms with a particular focus on oral tablets. Their advantages particularly with adaptability in the pharmaceutical field have been highlighted, which enables the preparation of dosage forms with complex designs and geometries, multiple actives and tailored release profiles. An insight into the technical challenges facing the different 3D printing technologies such as the formulation and processing parameters is provided. Light is also shed on the different regulatory challenges that need to be overcome for 3D printing to fulfil its real potential in the pharmaceutical industry.
Economic evaluation of a robotic chemotherapy compounding system and its service expansion to network hospital in Thailand
Background Robotic systems for chemotherapy preparation offer improved accuracy and staff safety but require substantial capital investment. This study assessed the economic performance of a domestically developed robotic chemotherapy compounding system at Udon Thani Cancer Hospital and its service expansion to a network hospital in Thailand. Methods A descriptive study with economic evaluation was conducted, including cost–benefit analysis, unit cost analysis, and break-even analysis from both provider and health system perspectives. Data from fiscal year 2023 were used. Direct and indirect costs were assessed, and clinical outcomes were documented. A scenario-based sensitivity analysis was performed to examine cost variations under different capacity utilisation levels. Results Robotic preparation had a higher per-dose cost (THB 538 for 4,173 doses) than manual preparation (THB 250 for 20,310 doses), but was associated with total estimated economic benefits of THB 1.88 million, including labour and training savings and improved pharmaceutical care. The break-even point was estimated at 41,802 doses for robotic compounding and 5,122 doses for service expansion. The incremental benefit–cost ratio (IBCR) was 1.566 and increased to 3.018 when including delivery to the network hospital. Conclusions The robotic system demonstrated potential economic and operational advantages, particularly when scaled to serve additional facilities. These findings offer preliminary evidence to inform future policy considerations under Thailand’s Cancer Service Plan. Further evaluation is needed to assess long-term sustainability and broader system-level outcomes.
Immediate Release 3D-Printed Tablets Produced Via Fused Deposition Modeling of a Thermo-Sensitive Drug
PurposeDissolution speeds of tablets printed via Fused Deposition Modeling (FDM) so far are significantly lower compared to powder or granule pressed immediate release tablets. The aim of this work was to print an actual immediate release tablet by choosing suitable polymers and printing designs, also taking into account lower processing temperatures (below 100°C) owing to the used model drug pantoprazole sodium.MethodsFive different pharmaceutical grade polymers polyvinylpyrrolidone (PVP K12), polyethylene glycol 6000 (PEG 6000), Kollidon® VA64, polyethylene glycol 20,000 (PEG 20,000) and poloxamer 407 were successfully hot-melt-extruded to drug loaded filaments and printed to tablets at the required low temperatures.ResultsTablets with the polymers PEG 6000 and PVP K12 and with a proportion of 10% pantoprazole sodium (w/w) demonstrated a fast drug release that was completed within 29 min or 10 min, respectively. By reducing the infill rate of PVP tablets to 50% and thereby increase the tablet porosity it was even possible to reduce the mean time for total drug release to only 3 min.ConclusionsThe knowledge acquired through this work might be very beneficial for future FDM applications in the field of immediate release tablets especially with respect to thermo-sensitive drugs.
In-lab synthesized turn-off fluorescence sensor for estimation of Gemigliptin and Rosuvastatin polypill appraised by Spider diagram, AGREE and whiteness metrics
Gemigliptin-Rosuvastatin single-pill combination is a promising therapeutic tool in the effective control of hyperglycemia and hypercholesterolemia. Organic sensors with high quantum yields have profoundly significant applications in the pharmaceutical industry, such as routine quality control of marketed formulations. Herein, the fluorescence sensor, 2-Morpholino-4,6-dimethyl nicotinonitrile 3 , (λex; 226 nm, λem; 406 nm), was synthesized with a fluorescence quantum yield of 56.86% and fully characterized in our laboratory. This sensor showed high efficiency for the determination of Gemigliptin (GEM) and Rosuvastatin (RSV) traces through their stoichiometric interactions and simultaneously fractionated by selective solvation. The interaction between the stated analytes and sensor 3 was a quenching effect. Various experimental parameters and the turn-off mechanism were addressed. The adopted approach fulfilled the ICH validation criteria and showed linear satisfactory ranges, 0.2–2 and 0.1–1 μg/mL for GEM and RSV, respectively with nano-limits of detection less than 30 ng/mL for both analytes. The synthesized sensor has been successfully applied for GEM and RSV co-assessment in their synthetic polypill with excellent % recoveries of 98.83 ± 0.86 and 100.19 ± 0.64, respectively. No statistically significant difference between the results of the proposed and reported spectrophotometric methods in terms of the F - and t -tests. Ecological and whiteness appraisals of the proposed study were conducted via three novel approaches: the Greenness Index via Spider Diagram, the Analytical Greenness Metric, and the Red–Green–Blue 12 model. The aforementioned metrics proved the superiority of the adopted approach over the previously published one regarding eco-friendliness and sustainability. Our devised fluorimetric turn-off sensing method showed high sensitivity, selectivity, feasibility, and rapidity with minimal cost and environmental burden over other sophisticated techniques, making it reliable in quality control labs.
Remote Controlled Autonomous Microgravity Lab Platforms for Drug Research in Space
Research conducted in microgravity conditions has the potential to yield new therapeutics, as advances can be achieved in the absence of phenomena such as sedimentation, hydrostatic pressure and thermally-induced convection. The outcomes of such studies can significantly contribute to many scientific and technological fields, including drug discovery. This article reviews the existing traditional microgravity platforms as well as emerging ideas for enabling microgravity research focusing on SpacePharma’s innovative autonomous remote-controlled microgravity labs that can be launched to space aboard nanosatellites to perform drug research in orbit. The scientific literature is reviewed and examples of life science fields that have benefited from studies in microgravity conditions are given. These include the use of microgravity environment for chemical applications (protein crystallization, drug polymorphism, self-assembly of biomolecules), pharmaceutical studies (microencapsulation, drug delivery systems, behavior and stability of colloidal formulations, antibiotic drug resistance), and biological research, including accelerated models for aging, investigation of bacterial virulence , tissue engineering using organ-on-chips in space, enhanced stem cells proliferation and differentiation.
Recent progress in nanoformulations of silver nanoparticles with cellulose, chitosan, and alginic acid biopolymers for antibacterial applications
Nanotechnology presents the new aspect of material as nanomaterials (NMs) with unique properties such as the large surface area to the volume ratio compared to bulk types. Metal and polymer nanoparticles (NPs) are two major groups of NMs with various medicinal and non-medicinal applications. The rise of antibiotic resistance in microorganisms in general, and bacteria in particular, has necessitated the use of these NMs as novel antibacterial agents. In this regard, medicinal usage of natural polymers particularly cellulose, chitosan, and alginic acid are increasing due to their higher biocompatibility, biodegradability, and accessibility than to other biopolymers or synthetic polymers. Antibacterial activities of these polysaccharides can be improved by incorporation of silver NPs as nanocomposite (NC) forms. Therefore, in this review, recent advances related to nanoformulations of silver NPs with three biopolymers having antibacterial and biocompatibility properties have been discussed.
A Comprehensive Scientific Survey of Excipients Used in Currently Marketed, Therapeutic Biological Drug Products
PurposeThe steady development of biotechnology-derived therapeutic biologics over the last few decades has generated drugs that are now standard medical treatments for a range of indications. While the development of protein products has surged in recent years, the formulation and delivery of these complex molecules have relied on drug-specific studies and, in some instances, data from non-proteinaceous drug products. The commonalities, trends, and gaps in excipient technologies used to support the development of therapeutic proteins largely remain unexplored due to the drug-specific nature of many formulations.MethodsUsing a comprehensive and relational database approach, we aimed to provide a scientific survey of all approved or licensed biotechnology-derived drug products with the goal of providing evidence-based information on common attributes and trending features in protein product excipients. We examined 665 formulations, and 395 unique formulations based on having unique excipients within them, that supported 211 therapeutic proteins as of June 2020.ResultsWe report the prevalence of each excipient class and excipient chemical used in eight different drug types including monoclonal antibodies, antibody conjugates, cytokines and growth factors, enzymes, polypeptide hormones, pulmonary surfactants, recombinant fusion proteins, and toxins. We also report the prevalence by excipient type among all therapeutic proteins, in the context of each drug’s recommended pH range, concentration ranges for excipients, and route of administration.ConclusionsThe results of our analyses indicate certain excipients common to monoclonal antibodies, cytokines, and polypeptide hormones. We also report on excipients unique to protein drug products, such as amino acids, solubilizers, and lyoprotectants. Overall, our report summarizes the current landscape of excipients used in marketed biotechnology-derived therapeutic biologic products.
Controversies Surrounding the Use of Long-Acting Injectable Antipsychotic Medications for the Treatment of Patients with Schizophrenia
Schizophrenia is a serious mental illness that requires continuous and effective long-term management to reduce symptoms, improve quality of life, and prevent relapse. Oral antipsychotic medications have proven efficacy for many patients taking these medications; however, a considerable number of patients continue to experience ongoing symptoms and relapse, often due to lack of adherence. The advent of long-acting injectable (LAI) formulations of antipsychotic medications provided an opportunity to improve treatment adherence and overall patient outcomes. Despite data to support LAI efficacy, safety, and improved adherence over oral formulations, there are several misconceptions about and barriers to LAI implementation within a standard of care for patients with schizophrenia. Areas of resistance around LAIs include (1) doubts regarding their benefits outside of improved adherence, (2) questions regarding their prescribing to a broader population of patients with schizophrenia, (3) when to initiate LAIs, (4) concerns regarding the safety of LAIs in comparison with oral medication, and (5) the most effective ways to educate healthcare providers, patients, and caretakers to enable appropriate LAI consideration and acceptance. Here, we discuss these key controversies associated with LAIs and provide supportive evidence to facilitate LAI use in a manner that is constructive to the clinician–patient relationship and successful treatment. Plain Language Summary Schizophrenia is a mental condition that affects how a person acts, thinks, sees, and interprets their surroundings and expresses how they feel. Relapse can lead to hospitalization and other poor outcomes. Almost half of patients with schizophrenia tend to start and stop treatment, which can cause more relapses and make symptoms worse over time. Using antipsychotic drugs long term can reduce impairing illness symptoms and improve patient quality of life. Consistent use of antipsychotic drugs can help prevent relapse. Available antipsychotic drugs can be taken by mouth (oral) or by an injection. Oral drugs have to be taken every day, whereas long-acting injections (LAIs) of antipsychotic drugs can be given less often, such as every 2 weeks, monthly, and up to once every 3 months. In the past, LAIs were used only when oral antipsychotic drugs did not work, which was usually because patients did not take them every day. However, LAIs also work as an early treatment, which can be better for the patient. Patients taking LAIs skip fewer doses and so may have fewer relapses and hospitalizations. Because LAIs have to be given at the clinic, patients get more regular medical care and tend to keep taking their medicine for longer. Most LAI side effects are similar to those of oral antipsychotic drugs. Despite this, some clinicians hesitate to prescribe LAIs. More education for clinicians and patients about LAIs could increase interest and use. Recovery and relapse prevention are the main treatment goals for patients and their care team, and LAIs can improve both.