LAGUNA DESIGN / SCIENCE PHOTO LIBRARY LAGUNA DESIGN / SCIENCE PHOTO LIBRARY
Verapamil. Molecular model of the drug verapamil (C27.H38.N2.O4), a phenylalkylamine and calcium channel blocker used to treat hypertension, angina pectoris, cardiac arrhythmia, and cluster headaches. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), nitrogen (blue) and oxygen. Illustration.
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