famotidine drug molecule. 3d rendering. atoms are represented as spheres with conventional color coding: hydrogen white, carbon.

famotidine drug molecule 3d rendering atoms are represented as spheres conventional color coding hydrogen white carbon stomach acid peptic ulcer disease gastroesophageal reflux zollinger ellison histamine receptor therapy medicine medicinal pharmacology pharmacy pharmaceutical pharma treatment chemical chemistry composition atomic model molecular illustration grey nitrogen blue oxygen red sulfur yellow