Abstract
Background: Cancer is characterized by uncontrolled cell division in the human body
damaging normal tissues. There are almost a hundred types of cancers studied to date that are conventionally
treated with chemotherapy, radiation therapy, and surgery. Conventional methods have
drawbacks like non-specific distribution of drugs, low concentration of drugs in tumors, and adverse
effects like cardiotoxicity. Therefore, inorganic nanoparticles are explored nowadays to
achieve better results in cancer treatment.
Objective: The objective of this review paper was to summarize the role of inorganic nanoparticles
in cancer treatment by revealing their preclinical status and patents.
Methods: Literature survey for the present work was conducted by exploring various search engines
like PubMed, Google Scholar, and Google patents.
Results: Inorganic nanoparticles come under the advanced category of nanomedicine explored in
cancer therapeutics. The structural properties of inorganic nanoparticles make them excellent candidates
for targeting, imaging, and eradication of cancer cells. Besides this, they also show high
biocompatibility and minimum systemic toxicity.
Conclusion: This review paper concludes that inorganic nanoparticles may be better alternatives
to conventional approaches for the treatment of cancer. However, their presence in global pharmaceutical
markets will be governed by the development of novel scale-up techniques and clinical
evaluation.
Keywords:
Biocompatibility, cancer, conventional, inorganic nanoparticles, nanomedicine, preclinical.
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