RT Journal Article SR Electronic T1 Pentagastrin JF Drug and Therapeutics Bulletin JO Drug Ther Bull FD BMJ Publishing Group Ltd SP 26 OP 27 DO 10.1136/dtb.6.7.26 VO 6 IS 7 YR 1968 UL http://dtb.bmj.com/content/6/7/26.abstract AB Pentagastrin (Peptavlon - ICI) is now the preferred stimulant in tests of gastric acid secretion. It is a pentapeptide containing the sequence of four amino-acids of the C-terminal portion of gastrin which stimulates gastric secretion.1 2