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 BIOTIN BRAND NAME:- BIOTEN, BIOTIN  Biotin (or vitamin B7) is one of the B vitamins.It is involved in a wide range of metabolic processes, both in humans and in other organisms, primarily related to the utilization of fats, carbohydrates, and amino acids.  PHARMACODYNAMIC:- BIOTIN  is a sulfur containing organic acid found in egg yolk, liver,nuts and many other articles of food. Some of the biotin synthesis by  intestinal bacteria is also absorbed.   It is well absorbed from intestine and excreted mainly unchanged in urine. Not much is stored in the body. Avidin, a heat labile protein in egg white, binds and prevent the absorption of biotin. Some other biotin antagonist are also known. Biotin is a coenzyme for several carboxylases involved in carbohydrates and fat metabolism. Deficiency symptoms include seborrheic dermatitis, alopecia, anorexia, glossitis and muscular pain . Spontaneous deficiency of biotin has been noted only in subject consuming onl...