nicotinamide drug and vitamin molecule.

nicotinamide drug vitamin molecule nicotinamid niacinamide nicotinic amide adenine dinucleotide phosphate nad nadp coenzyme skin dermatology acne vulgaris inflammation anxiolytic pellagra hydrogen carbon nitrogen oxygen disease therapy medicine medicinal product pharmacology pharmacy pharmaceutical pharma treatment generic atoms chemical chemistry composition atomic model molecular are represented as spheres conventional color coding white grey red blue