WHY DO WE NEED TO CLASSIFY DRUGS?

DRUGS ARE CLASSIFIED IN DIFFERENT WAYS BECAUSE DIFFERENT TYPES OF CLASSIFICATION ARE USEFUL TO DIFFERENT PERSON DEALING WITH DRUGS. 

1.ON THE BASIC OF PHARMACOLOGICAL EFFECT: THIS CLASSIFICATION IS USEFULL TO DOCTORS BECAUSE IT PROVIDES THEM THE WHOLE RANGE OF DRUGS AVAILABLE FOR THE TREATEMENT OF A PARTICULAR DISEASE.

2.ON THE BASIC OF ACTION ON A PARTICULAR: IT IS USEFULL FOR CHOOSING THE CORRECT LEAD COMPOUND FOR DESIGNING THE SYNTHESIS OF A DESIRED DRUGS.

3. ON THE BASIS OF MOLECULAR TARGETS:

IT IS USEFULL FOR MEDICINAL CHEMISTS SO THAT CAN DESIGN A DRUGS WHICH IS MOST EFFECTIVE FOR A PARTICULAR RECEPTOR SITE.