Arulanandraj. N*, Dhivya. S, DR. V. Gopal
Department of Pharmaceutical Analysis,
Mother Theresa Post Graduate and Research Institute of Health Sciences,
Gorimedu, Puducherry-605006, India
Herbal medicines have been used for several years throughout the world. Especially in India, herbal medicines are in high demand. Utilization of herbal medicines has increased because of their ability to treat various diseases with lesser side effects. The development of novel herbal formulations are reported to have remarkable advantages over respective crude drugs preparations or extracts which includes enhancement of solubility, bioavailability, protection from toxicity, enhancement of pharmacological activity, reduction in dose, enhancement of stability, improved tissue distribution, sustained delivery and protection from physical and chemical degradation. The herbal nanoparticles are colloidal system with herbal particles varying in size from 1 to 1000 nm. The objective of this review article is to summarize the drawbacks of some conventional herbal formulations and the advantages of novel herbal formulations.