Atropine is substance in crystalline form and belongs alkaloids class of compounds. Atropine is found naturally in belladonna (Atropa belladonna), also now various synthetic and semi-synthetic versions are been developed. Atropine finds application in many modern medicines. Atropine is applied to the eye for stretching pupil during examination of retina. Atropine is used in illness like hay fever and head colds for removing moisture from the nasal and lachrymal secretion, also injected before operation to lessen the formation of saliva and airways secretion.