The supply chain is a complex network in healthcare that crosses organizational and geographical borders. The inherent complexity of such structures can introduce impurities inclusive of erroneous facts, lack of transparency, and restricted records provenance. In the healthcare business, counterfeit pills are one of the major reasons for the harmful impact on human health and also for financial losses. Thus, pharmaceutical supply chains and end-to-end tracking systems are the recent research in healthcare. In this paper, we propose blockchain based traceability of counterfeited drugs (BBTCD) that implements tracking of counterfeited drugs using smart contracts on the Ethereum blockchain. We propose a solution to fully decentralize the tracking in healthcare by storing BBTCD on IPFS (Inter Planetary File System) to provide transparency, cost-effectiveness.
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http://dx.doi.org/10.1007/s10742-022-00292-w | DOI Listing |
J Colloid Interface Sci
December 2024
Faculty of Printing, Packaging Engineering and Digital Media Technology, Xi'an, University of Technology, Xi'an 710048, PR China.
The use of toxic resists and complex procedures has impeded the resolution and quality of micro/nanofabrication on virtually arbitrary substrates via photolithography. To fabricate a precise and high-resolution pattern, a sericin nanofilm-based coating was developed by reducing disulfide bonds and subsequently assembling sericin protein. Upon exposure to ultraviolet (UV) light, intermolecular amide bonds in sericin are cleaved through the action of a reducing agent, allowing the reduced sericin (rSer) coating to exhibit the functional ability to generate diverse geometric micro/nanopatterns through photomask-governed photolithography.
View Article and Find Full Text PDFLancet Public Health
January 2025
Department of Family Community Medicine, University of California, San Francisco, San Francisco, CA, USA.
Synthetic illicit drugs, such as nitazenes and fentanyls, are becoming commonplace in countries around the world, including in Europe, Australia, and Latin America, which raises concern for overdose crises like those seen in North America. An important dimension of the risk represented by synthetic drugs is the fact that they are increasingly packaged in counterfeit pill form. These pills-often indistinguishable from authentic pharmaceuticals-have substantially widened the scope of populations susceptible to synthetic drug overdose in North America (eg, among adolescents experimenting with pills or tourists from the USA seeking psychoactive medications from pharmacies in Mexico).
View Article and Find Full Text PDFJ Am Assoc Nurse Pract
January 2025
Center for AIDS Preventions Studies (CAPS), University of California San Francisco, San Francisco, California.
As the demand for "quick-fixes" and instant gratification intensifies among consumers of the US health care delivery system, health care providers remain essential to ensuring patients receive safe, evidenced-based care. Erectile dysfunction is a common health condition affecting as many as 42% of US men. As such, it is unsurprising that American health care consumers affected by erectile dysfunction (ED) may be tempted by "quick fixes" to ameliorate their symptoms-particularly if such fixes are perceived to be less embarrassing, more accessible, and/or more affordable.
View Article and Find Full Text PDFDrug Alcohol Depend
December 2024
Center for Tobacco Control Research and Education, University of California San Francisco, 95 Kirkham Street Box 1361, San Francisco, CA 94143, United States.
Sci Justice
November 2024
School of Engineering, Ulster University, Belfast, Northern Ireland BT15 1ED, UK. Electronic address:
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