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Ribavirin in Modern Antitumor Therapy: Prospects for Intranasal Administration
Iosif Mikhel1, Elena Bakhrushina1, Olga Stepanova2
1Department of Pharmaceutical Technology, A.P. Nelyubin Institute of Pharmacy, I.M. Sechenov First Moscow State Medical University, Moscow 119048, Russia.
Ribavirin shows promise for treating brain tumors via intranasal delivery, bypassing the blood-brain barrier. In situ systems enhance drug bioavailability by overcoming nasal clearance challenges.
Area of Science:
- Pharmacology
- Neuroscience
- Oncology
Background:
- Ribavirin, an established antiviral, is explored for new indications, including cancer therapy.
- Malignant neoplasms (brain tumors) present therapeutic challenges, necessitating novel drug delivery strategies.
- The blood-brain barrier (BBB) limits effective drug delivery to the brain.
Purpose of the Study:
- To investigate the potential of intranasal ribavirin delivery for brain tumor treatment.
- To evaluate the Nose-to-Brain mechanism for bypassing the BBB and first-pass liver metabolism.
- To explore the role of in situ systems in enhancing ribavirin bioavailability via intranasal administration.
Main Methods:
- Review of existing studies on ribavirin pharmacology and efficacy in various cancers.
- Analysis of the Nose-to-Brain drug delivery pathway for intranasal administration.
- Assessment of in situ systems to mitigate mucociliary clearance in the nasal cavity.
Main Results:
- Ribavirin demonstrates efficacy in treating various malignant neoplasms.
- Intranasal delivery offers a promising route to target brain tumors, bypassing the BBB.
- In situ systems can enhance active pharmaceutical ingredient (API) bioavailability by reducing clearance.
Conclusions:
- Intranasal ribavirin delivery is a viable strategy for brain tumor therapy.
- Nose-to-Brain delivery combined with in situ systems can optimize drug targeting and efficacy.
- Further research into this delivery method holds potential for improved cancer treatment outcomes.
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