DrugLib.com — Drug Information Portal

Rx drug information, pharmaceutical research, clinical trials, news, and more

Preventive effects of lansoprazole and famotidine on gastric mucosal injury induced by low-dose aspirin in Helicobacter pylori-negative healthy volunteers.

Author(s): Nishino M, Sugimoto M, Kodaira C, Yamade M, Uotani T, Shirai N, Ikuma M, Tanaka T, Sugimura H, Hishida A, Furuta T

Affiliation(s): First Department of Medicine, Hamamatsu University School of Medicine, Hamamatsu, Japan.

Publication date & source: 2011-07, J Clin Pharmacol., 51(7):1079-86. Epub 2010 Jul 27.

Publication type: Clinical Trial; Comparative Study; Randomized Controlled Trial; Research Support, Non-U.S. Gov't

The preventive effects of lansoprazole and famotidine on low-dose aspirin-induced gastric mucosal injury in relation to gastric acidity were compared in healthy Japanese volunteers. Fifteen Helicobacter pylori-negative volunteers with different CYP2C19 genotypes were randomly administered aspirin 100 mg, aspirin plus famotidine 20 mg twice daily, or aspirin plus lansoprazole 15 mg once daily for 7 days each in a crossover fashion. Gastroscopy for the evaluation of mucosal injury based on modified Lanza score (MLS) and 24-hour intragastric pH monitoring were performed on day 7 of each regimen. Aspirin induced gastric mucosal injury (median MLS = 3). Lansoprazole significantly decreased MLS to 0, which was significantly lower than that by famotidine (MLS = 1) (P < .05). Medians of pH 3 holding time and mean 24-hour pH values with the lansoprazole regimen were significantly higher than those with famotidine (P < .05). No significant differences in MLS were observed among the different CYP2C19 genotype groups in any of the treatment regimens. In this 7-day study, lansoprazole appeared to be more protective than famotidine against low-dose aspirin-induced mucosal injury but a larger well-controlled study is necessary to establish a definitive clinical benefit.

Page last updated: 2011-12-09

-- advertisement -- The American Red Cross
Home | About Us | Contact Us | Site usage policy | Privacy policy

All Rights reserved - Copyright DrugLib.com, 2006-2017