In this review the present information shows that the phytochemicals responsible for curing a particular disease may be available in diverse medicinal plants which belong from different plant families.
Investigation being carried out through the literature survey and we categorized the most 10 common prevalent diseases like skin diseases, jaundice, ,diarrhoea, kidney problem, urinary trouble, diabetes , gastro-intestine, fever, nervous disorder ,ear problem and taken each three plant for same ailment belongs to different families. Table-1A and 1B depicted the phytochemical characteristics of different medicinal plant and their secondary metabolites, chemical structure etc. The table also shows that different plant belongs to different families’ cures same ailments. From the table, it’s evident that terpenes are the most abundant phytochemicals among the plants which is mostly found in leaves .The occurrence of dominant secondary metabolites out of total secondary metabolites is terpene(38%), followed by flavonoids (16%), alkaloids (16%), glycosides (16%) and rest 14%. Secondary metabolite are interconnected among the different plants species of different plant families that cures same ailments as for example from table shows diseases like skin disease, diarrhoea, urinary trouble and kidney problem terpenes are found in all three species followed by glycoside in fever and flavanoids in diabetes.It also reveals that at least two secondary metabolite are common as alkaloids in skin disease . As discussed earlier triterpenes are modified version of terpenes. Triterpenes is found in three plant species which cures ear problem.The table gives a preliminary idea that secondary metabolite are mostly present in leaves and also shows the some alternative plant species for a particular ailments