Astemizole. Molecular model of the second-generation antihistamine drug astemizole (C28.H31.F.N4.O). This has been withdrawn in most countries because of rare but potentially deadly side effects. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue), oxygen (red) and fluorine (cyan). Illustration.
Model release not required. Property release not required.