Keywords
addictive, alkaloid, analgesic, artwork, atom, ball and stick, biochemistry, chemical, chemical element, chemistry, codeine, controlled substance, dehydrocodeinone, drug, healthcare, hycodan, hydrocodone, medical, medical illustration, medicine, model, molecular model, molecular structure, molecule, narcotic, norco, opioid, opioid analgesic drug, pain, pharmacology, semi-synthetic, sphere, structure, thebaine, therapeutic, vicodin, white background, zohydro, zydone, stock illustration, royalty free illustrations, stock clip art icon, stock clipart icons, logo, line art, EPS picture, pictures, graphic, graphics, drawing, drawings, vector image, artwork, EPS vector arts, fine art prints, print, poster, posters, mural, wall murals, u45567792