Periodicity of estrous cycle in albino rats; response to some crude drug combinations

The extracts of bark, leaves and stem of A. indica, fruits of P. longum, berries of E. officinalis and seeds of G. indicum were prepared using different solvents. Three different combinations of these extracts were tried on the female albino rats for their effect on the estrous cycle. The combination consisting of alcoholic extracts of leaves and stem of A. indica, fruits of P. longum, berries of E. officinalis and seeds of G. indicum has exhibited considerable effect on estrous cycle by prolongation of diestrous phase.