Terpenoids Associating Medicinal Plants and Its Values in Pharmacognosy: An Overview

Abstract

Terpenoids are important chemical constituents of medicinal plant. These are basically hydrocarbons. This type of constituent is usually found in many pants like Dill, Caraway, Fennel, Nutmeg, Cinnamon, Tulsi, Eucalyptus, Chenopodium, Ajowan, Coriander, Cardamom, etc across the World. Various types of terpenoids like Myrene, Ocimene, Nneral, Geranial, Nerol, Geraniol, Phellandral, Perillaldehyde, Santonin, Cadalene, Manool, Lanosterol, Squalene, Lupeol, Betulin, etc are observed in various plants. These constituents can be used carminative, stimulant, flavoring agent, anthelmintics, expectorant, antiseptic, rubefacient, antispasmodic agent, etc. Terpenoids are found in India, China, Europes, USA, Japan, Russia, Indonesia, Caribbean islands, etc. This review article deals with the classifications of terpenoids and role of medicinal plants with terpenoids in details.