About glucosamineamino sugar,monosaccharide derivative, anti-inflammatory,antiarthritic.mechanism of action of glucosamineit stimulates cartilage cells to produce glucosaminoglycans and proteoglycans which are the building blocks of cartilage. this stops the progression of oa (osteoarthritis) and possibly reverses the process. it also has anti-inflammatory properties by its inhibition of proteolytic enzymes.indications for glucosamine1. osteo arthritis. 2. rheumatoid arthritis typical dosage for glucosamineoral- adult:1200mg /day