LAGUNA DESIGN / SCIENCE PHOTO LIBRARY LAGUNA DESIGN / SCIENCE PHOTO LIBRARY
Diphenhydramine. Molecular model of the antihistamine drug diphenhydramine (C17.H21.N.O). This first-generation antihistamine is used to treat allergies, the common cold, insomnia and motion sickness. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen (red). Illustration.
Model release not required. Property release not required.