Examples from the Web for pepsin
The pepsin is added to the mixture only when warm, and is injected at once.The Mother and Her Child|William S. Sadler
The chief distinction is that trypsin acts in an alkaline solution, while pepsin acts in an acid solution.Encyclopedia of Diet|Eugene Christian
They may be made less irritating by giving them with essence of pepsin.Arteriosclerosis and Hypertension:|Louis Marshall Warfield
"But, Mme. Octave, it is not time for your pepsin," Franoise would begin.Swann's Way|Marcel Proust
Among these are tablets consisting simply of pepsin and pancreatin.