In this book you have studied following detailed :1.) Introduction About Plant 2.) Description of Plant (Plant Profile) 3.) Pharmacognostic study of Calotropic gigantea4.) Phytochemistry of Calotropic gigantea 5.) Pharmacological study of Calotropic gigantea6.) Antioxidant Activity (Free Radicals)7.) In- Vitro Method of Antioxidant Activity8.) Therapeutic Uses of Plant.9.) List of References.