Proud moment for Kottakkal Arya Vaidya Sala !. Our Team of scientists at the center for Medicinal Plants Research, Arya Vaidya Sala, Kottakkal headed by Dr.Indira Balachandran & Dr.Sulaiman CT found that ‘Cherula ‘ (Aerva lanata) is an efficient drug in the management of kidney stones in their recent research study.