Docetaxel trihydrate. Molecular model of the drug docetaxel trihydrate (C43.H53.N.O14?3H2.O). This anti-mitotic chemotherapy drug is sold under the brand name Taxotere. It is used in the treatment of a variety of cancers including: breast, lung, prostate, gastric, head and neck, and ovarian cancer. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red).