Volume 13 | Issue 9 |

 Abstract

The introduction of mRNA vaccines are a powerful alternative to standard practices accepted vaccines for many reasons including: potent, safe and efficacious induced immunity, rapid clinical development, and rapid and economical manufacture. These vaccines are no longer a curiosity; rather they are earning their place as the pandemic vaccine platform. Advances in delivering systems (i.e. LNP and other nanotechnology) for developing mRNA vacancies are exciting and important. This review is an examinable history of every aspect of the mRNA vaccine for infectious diseases. The article focus on mRNA structure, pharmacological use and function of immunity induction, lipid nanoparticles (LNP), from upstream, through downstream, and formulation of mRNA vaccines for manufacture. The article is specific to mRNA vaccines in clinical trials. The article looks at the future and potential of mRNA vaccines freeze-drying, eyewear delivery systems, and LNP characteristics which target antigen presenting cells and dendric cells.

Licence: creative commons attribution 4.0

  License

Creative Commons Attribution 4.0 and The Open Definition

 Keywords

Keywords:- mRNA structure; mRNA immunogenicity; mRNA vaccines clinical trials; lipid nanoparticles (LNPs); cationic lipids; ionizable lipids; PEGylated lipids; lyophilization of mRNA vaccines; adjuvants; antigen presentations

  License

Creative Commons Attribution 4.0 and The Open Definition

 Abstract

HPMC K4M, HPMC K15M, and HPMC K100M polymers are used in this study to make floating tablets of famotidine hydrochloride. Drug Delivery systems that are floating in the stomach have a lower bulk density than gastric fluids, therefore they stay buoyant in the stomach for a lengthy period of time without impacting gastric emptying rate. In the treatment of gastroesophageal reflex disease (GERD) and peptic ulcer (PUD). Famotidine is a histamine H2 receptor antagonist (GERD). Famotidine is an excellent option for a floating drug delivery system because of its short half-life, brief time in the stomach, and repeated doses. Melt granulation technique was used to make famotidine floating tablets using HPMC K4M, HPMC K15M, and HPMC K100M. In vitro buoyancy, drug polymer compatibility (IR Research), weight fluctuation, hardness, friability, thickness, drug content and invitro dissolution experiments were all performed on the floating tablets. Using in vitro buoyancy and dissolvability experiments, we were able to establish that the micromeritic characteristic were excellent. HPMC K100M-based formulation F4 has an excellent in vitro buoyancy lag time and floating time, and in vitro dissolution investigations demonstrate a 96.78 percent release for 12 hours. As a result of the findings of this research, it can be concluded that famotidine floating tablets provide the potential for longest- term drug delivery and a consequent reduction in dosage frequency

Licence: creative commons attribution 4.0

  License

Creative Commons Attribution 4.0 and The Open Definition

 Keywords

HPMC K4M, HPMC K15M, and HPMC K100M polymers, Famotidine Hydrochloride , Famotidine,

  License

Creative Commons Attribution 4.0 and The Open Definition