I AM HAPPY TO SHARE ABOUT THIS BOOK. THIS BOOK PROVIDES A BRIEF INFORMATION ABOUT PHARMACOGNOSY, SCOPE, HISTORY, CLASSIFICATION OF DRUGS FROM NATURAL AND OTHER SOURCES. THE BOOK WRITTEN IN A VERY SIMPLE LANGUAGE. IT ALSO CONSIST OF ADULTERATION AND TYPES OF ADULTERATION. IT WILL HELPFUL WHO WANTS A BRIEF KNOWLEDGE ABOUT PHARMACOGNOSY. IT IS APPLICABLE FOR BOTH D PHARM AND B PHARM STUDENTS. I HOPE THIS BOOK WILL REACH THE SATISFACTION OF STUDENTS.